diff --git a/.dockerignore b/.dockerignore
index e6008cf..cf9cc8a 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -2,3 +2,4 @@
 .*
 Dockerfile
 *.dockerfile
+target/
diff --git a/Cargo.lock b/Cargo.lock
index ec436ad..4930525 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5,15 +5,15 @@ name = "aho-corasick"
 version = "0.6.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 2.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "aho-corasick"
-version = "0.7.8"
+version = "0.7.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 2.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -31,7 +31,7 @@ dependencies = [
 
 [[package]]
 name = "anyhow"
-version = "1.0.26"
+version = "1.0.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -61,12 +61,17 @@ dependencies = [
  "nodrop 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "arrayvec"
+version = "0.5.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "atty"
 version = "0.2.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "hermit-abi 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hermit-abi 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -83,10 +88,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "backtrace"
-version = "0.3.44"
+version = "0.3.45"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace-sys 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace-sys 0.1.34 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.16 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -94,7 +99,7 @@ dependencies = [
 
 [[package]]
 name = "backtrace-sys"
-version = "0.1.32"
+version = "0.1.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cc 1.0.50 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -125,11 +130,11 @@ dependencies = [
 
 [[package]]
 name = "bcfs"
-version = "0.3.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "blockchain-traits 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "nom 5.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "blockchain-traits 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "nom 5.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "oasis-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasi-types 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -157,6 +162,26 @@ name = "bitflags"
 version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "blake2b_simd"
+version = "0.5.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayref 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "arrayvec 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "constant_time_eq 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "blake2s_simd"
+version = "0.5.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayref 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "arrayvec 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "constant_time_eq 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "block-buffer"
 version = "0.2.0"
@@ -196,7 +221,7 @@ dependencies = [
 
 [[package]]
 name = "blockchain-traits"
-version = "0.3.0"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "oasis-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -205,7 +230,7 @@ dependencies = [
 [[package]]
 name = "bloomchain"
 version = "0.2.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ethbloom 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -251,14 +276,6 @@ dependencies = [
  "iovec 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "c2-chacha"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "ppv-lite86 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "cc"
 version = "1.0.50"
@@ -271,7 +288,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "chrono"
-version = "0.4.10"
+version = "0.4.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "num-integer 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -281,12 +298,12 @@ dependencies = [
 
 [[package]]
 name = "cid"
-version = "0.3.1"
+version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "integer-encoding 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "multibase 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "multihash 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "integer-encoding 1.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "multibase 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "multihash 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -321,7 +338,7 @@ dependencies = [
 
 [[package]]
 name = "colored"
-version = "1.9.2"
+version = "1.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "atty 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -332,7 +349,7 @@ dependencies = [
 [[package]]
 name = "common-types"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ethcore-bytes 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -352,23 +369,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "crossbeam-deque"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-epoch 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-epoch 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "maybe-uninit 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.8.0"
+version = "0.8.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "memoffset 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "maybe-uninit 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memoffset 0.5.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "scopeguard 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -378,15 +397,15 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.7.0"
+version = "0.7.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -422,12 +441,37 @@ dependencies = [
  "subtle 2.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "data-encoding"
+version = "2.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
+[[package]]
+name = "data-encoding-macro"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "data-encoding 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "data-encoding-macro-internal 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro-hack 0.5.11 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "data-encoding-macro-internal"
+version = "0.1.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "data-encoding 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro-hack 0.5.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "deoxysii"
 version = "0.2.0"
 source = "git+https://github.com/oasislabs/deoxysii-rust#b681c78985905a0708ce0ffd5ea704bc11942f14"
 dependencies = [
- "failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "subtle 2.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "zeroize 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -440,7 +484,7 @@ dependencies = [
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)",
  "quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -480,7 +524,7 @@ version = "0.3.0-alpha"
 dependencies = [
  "byteorder 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "deoxysii 0.2.0 (git+https://github.com/oasislabs/deoxysii-rust)",
- "failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "ring 0.16.11 (git+https://github.com/oasislabs/ring-sgx?branch=sgx-target)",
  "rustc-hex 2.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -530,7 +574,7 @@ name = "error-chain"
 version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.44 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.45 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -586,9 +630,9 @@ dependencies = [
 [[package]]
 name = "ethcore"
 version = "1.12.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
- "blockchain-traits 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "blockchain-traits 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "bloomchain 0.2.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "bn 0.4.4 (git+https://github.com/paritytech/bn)",
  "byteorder 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -605,7 +649,7 @@ dependencies = [
  "ethjson 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "ethkey 0.3.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "evm 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
- "failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "hashdb 0.1.1 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.5.10 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -641,7 +685,7 @@ dependencies = [
 [[package]]
 name = "ethcore-bloom-journal"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "siphasher 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -649,12 +693,12 @@ dependencies = [
 [[package]]
 name = "ethcore-bytes"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 
 [[package]]
 name = "ethcore-crypto"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "quick-error 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -666,12 +710,12 @@ dependencies = [
 [[package]]
 name = "ethcore-devtools"
 version = "1.12.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 
 [[package]]
 name = "ethcore-logger"
 version = "1.12.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ansi_term 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "arrayvec 0.4.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -687,7 +731,7 @@ dependencies = [
 [[package]]
 name = "ethcore-transaction"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethjson 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
@@ -737,7 +781,7 @@ dependencies = [
 [[package]]
 name = "ethjson"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-hex 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -749,7 +793,7 @@ dependencies = [
 [[package]]
 name = "ethkey"
 version = "0.3.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "byteorder 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -765,7 +809,7 @@ dependencies = [
 [[package]]
 name = "evm"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "bit-set 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -779,21 +823,21 @@ dependencies = [
 
 [[package]]
 name = "failure"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.44 (registry+https://github.com/rust-lang/crates.io-index)",
- "failure_derive 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.45 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure_derive 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "failure_derive"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "synstructure 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -804,7 +848,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "fdlimit"
-version = "0.1.2"
+version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -907,14 +951,14 @@ dependencies = [
  "aho-corasick 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "fnv 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "hashdb"
 version = "0.1.1"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "elastic-array 0.10.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -938,7 +982,7 @@ dependencies = [
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.7"
+version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1012,7 +1056,7 @@ dependencies = [
 
 [[package]]
 name = "integer-encoding"
-version = "1.0.7"
+version = "1.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -1039,7 +1083,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "journaldb"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ethcore-bytes 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1055,10 +1099,10 @@ dependencies = [
 
 [[package]]
 name = "js-sys"
-version = "0.3.35"
+version = "0.3.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "wasm-bindgen 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1146,10 +1190,15 @@ dependencies = [
  "ws 0.7.9 (git+https://github.com/oasislabs/ws-rs?branch=ekiden)",
 ]
 
+[[package]]
+name = "keccak"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "keccak-hash"
 version = "0.1.2"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tiny-keccak 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1167,7 +1216,7 @@ dependencies = [
 [[package]]
 name = "kvdb"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "elastic-array 0.10.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "error-chain 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1177,7 +1226,7 @@ dependencies = [
 [[package]]
 name = "kvdb-memorydb"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "kvdb 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
 ]
@@ -1215,7 +1264,7 @@ name = "lock_api"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "owning_ref 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "owning_ref 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "scopeguard 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1254,7 +1303,7 @@ dependencies = [
 [[package]]
 name = "macros"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 
 [[package]]
 name = "matches"
@@ -1269,25 +1318,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "mem"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 
 [[package]]
 name = "memchr"
-version = "2.3.2"
+version = "2.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "memoffset"
-version = "0.5.3"
+version = "0.5.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "memory-cache"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "heapsize 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lru-cache 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1301,7 +1350,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "memorydb"
 version = "0.1.1"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "elastic-array 0.10.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1389,10 +1438,12 @@ dependencies = [
 
 [[package]]
 name = "multibase"
-version = "0.6.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "base-x 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "data-encoding 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "data-encoding-macro 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1405,6 +1456,20 @@ dependencies = [
  "tiny-keccak 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "multihash"
+version = "0.10.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "blake2b_simd 0.5.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "blake2s_simd 0.5.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sha-1 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sha2 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "sha3 0.8.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unsigned-varint 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "net2"
 version = "0.2.33"
@@ -1422,20 +1487,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "nom"
-version = "4.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "memchr 2.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "nom"
-version = "5.1.0"
+version = "5.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 2.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "version_check 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1477,7 +1533,7 @@ name = "num_cpus"
 version = "1.12.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "hermit-abi 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "hermit-abi 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -1490,8 +1546,8 @@ dependencies = [
  "ekiden-keymanager 0.3.0-alpha",
  "ethcore 1.12.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "failure 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "fdlimit 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "failure 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fdlimit 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "hashdb 0.1.1 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "jsonrpc-core 8.0.1 (git+https://github.com/oasislabs/jsonrpc.git?branch=oasis-parity-1.11)",
@@ -1512,7 +1568,7 @@ dependencies = [
  "serde_derive 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde_json 1.0.48 (registry+https://github.com/rust-lang/crates.io-index)",
  "signal-hook 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "simple_logger 1.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "simple_logger 1.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio 0.1.22 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-threadpool 0.1.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "wasmi 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1524,7 +1580,7 @@ name = "oasis-types"
 version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "anyhow 1.0.26 (registry+https://github.com/rust-lang/crates.io-index)",
+ "anyhow 1.0.27 (registry+https://github.com/rust-lang/crates.io-index)",
  "derive_more 0.15.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hex 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "thiserror 1.0.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1555,7 +1611,7 @@ dependencies = [
 
 [[package]]
 name = "owning_ref"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1564,7 +1620,7 @@ dependencies = [
 [[package]]
 name = "parity-machine"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1572,7 +1628,7 @@ dependencies = [
 [[package]]
 name = "parity-reactor"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-core 0.1.17 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1581,10 +1637,10 @@ dependencies = [
 [[package]]
 name = "parity-rpc"
 version = "1.12.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ansi_term 0.10.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "cid 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cid 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore 1.12.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "ethcore-bytes 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "ethcore-crypto 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
@@ -1647,7 +1703,7 @@ dependencies = [
 [[package]]
 name = "parity-version"
 version = "1.12.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "ethcore-bytes 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "rlp 0.2.1 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
@@ -1733,7 +1789,7 @@ dependencies = [
 [[package]]
 name = "patricia-trie"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "elastic-array 0.10.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethcore-bytes 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
@@ -1754,7 +1810,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "plain_hasher"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "crunchy 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1765,6 +1821,16 @@ name = "ppv-lite86"
 version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "proc-macro-hack"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "proc-macro2"
 version = "0.2.3"
@@ -1791,7 +1857,7 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.8"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1802,9 +1868,9 @@ name = "proper"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1848,10 +1914,10 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -1912,7 +1978,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "getrandom 0.1.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
- "rand_chacha 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rand_chacha 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_hc 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -1928,10 +1994,10 @@ dependencies = [
 
 [[package]]
 name = "rand_chacha"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "c2-chacha 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ppv-lite86 0.2.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand_core 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2039,7 +2105,7 @@ version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "aho-corasick 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "regex-syntax 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "utf8-ranges 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2047,12 +2113,12 @@ dependencies = [
 
 [[package]]
 name = "regex"
-version = "1.3.4"
+version = "1.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.7.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.7.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.3.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.6.17 (registry+https://github.com/rust-lang/crates.io-index)",
  "thread_local 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2061,12 +2127,12 @@ name = "regex-syntax"
 version = "0.5.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "ucd-util 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ucd-util 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.14"
+version = "0.6.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2095,7 +2161,7 @@ dependencies = [
  "libc 0.2.67 (registry+https://github.com/rust-lang/crates.io-index)",
  "spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "untrusted 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "web-sys 0.3.35 (registry+https://github.com/rust-lang/crates.io-index)",
+ "web-sys 0.3.36 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2112,7 +2178,7 @@ dependencies = [
 [[package]]
 name = "rlp"
 version = "0.2.1"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "byteorder 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "elastic-array 0.10.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2123,7 +2189,7 @@ dependencies = [
 [[package]]
 name = "rlp_compress"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "elastic-array 0.10.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2133,7 +2199,7 @@ dependencies = [
 [[package]]
 name = "rlp_derive"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "quote 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "syn 0.13.11 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2169,7 +2235,7 @@ dependencies = [
 
 [[package]]
 name = "ryu"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2246,9 +2312,9 @@ name = "serde_derive"
 version = "1.0.104"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2257,10 +2323,21 @@ version = "1.0.48"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "itoa 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "ryu 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "ryu 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "serde 1.0.104 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "sha-1"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "block-buffer 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opaque-debug 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "sha1"
 version = "0.2.0"
@@ -2294,6 +2371,29 @@ dependencies = [
  "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "sha2"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "block-buffer 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fake-simd 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opaque-debug 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "sha3"
+version = "0.8.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "block-buffer 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byte-tools 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "digest 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "keccak 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "opaque-debug 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
 name = "signal-hook"
 version = "0.1.13"
@@ -2314,12 +2414,12 @@ dependencies = [
 
 [[package]]
 name = "simple_logger"
-version = "1.5.0"
+version = "1.6.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "atty 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "chrono 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "colored 1.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "chrono 0.4.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "colored 1.9.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2368,11 +2468,6 @@ dependencies = [
  "winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "sourcefile"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "spin"
 version = "0.5.2"
@@ -2386,7 +2481,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "stats"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -2433,11 +2528,11 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.14"
+version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2446,9 +2541,9 @@ name = "synstructure"
 version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2492,9 +2587,9 @@ name = "thiserror-impl"
 version = "1.0.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.14 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -2596,7 +2691,7 @@ name = "tokio-executor"
 version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-utils 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -2654,7 +2749,7 @@ name = "tokio-reactor"
 version = "0.1.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-utils 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2702,9 +2797,9 @@ name = "tokio-threadpool"
 version = "0.1.18"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-deque 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-deque 0.7.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "crossbeam-queue 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "crossbeam-utils 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2727,7 +2822,7 @@ name = "tokio-timer"
 version = "0.2.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crossbeam-utils 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crossbeam-utils 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-executor 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2796,7 +2891,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "triehash"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "elastic-array 0.10.3 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2816,7 +2911,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "ucd-util"
-version = "0.1.7"
+version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -2843,7 +2938,7 @@ dependencies = [
 [[package]]
 name = "unexpected"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 
 [[package]]
 name = "unicase"
@@ -2889,6 +2984,11 @@ name = "unicode-xid"
 version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "unsigned-varint"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "untrusted"
 version = "0.7.0"
@@ -2912,7 +3012,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "util-error"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "error-chain 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2935,11 +3035,6 @@ dependencies = [
  "time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
-[[package]]
-name = "version_check"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
 [[package]]
 name = "version_check"
 version = "0.9.1"
@@ -2948,9 +3043,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "vm"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
- "blockchain-traits 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "blockchain-traits 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "common-types 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "elastic-array 0.10.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2993,11 +3088,11 @@ dependencies = [
 [[package]]
 name = "wasm"
 version = "0.1.0"
-source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#e969e6c385836906faabc00c859259d4be09377f"
+source = "git+https://github.com/oasislabs/oasis-parity?branch=ekiden#65bc9bdfb3ca7e9bfbcf5a41bb8b26aec494e6de"
 dependencies = [
  "base64 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "bcfs 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "blockchain-traits 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "bcfs 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "blockchain-traits 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "common-types 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)",
  "ethereum-types 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3016,76 +3111,61 @@ dependencies = [
 
 [[package]]
 name = "wasm-bindgen"
-version = "0.2.58"
+version = "0.2.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cfg-if 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "wasm-bindgen-macro 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-macro 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "wasm-bindgen-backend"
-version = "0.2.58"
+version = "0.2.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bumpalo 3.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "wasm-bindgen-shared 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-shared 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "wasm-bindgen-macro"
-version = "0.2.58"
+version = "0.2.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "wasm-bindgen-macro-support 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-macro-support 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "wasm-bindgen-macro-support"
-version = "0.2.58"
+version = "0.2.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 1.0.14 (registry+https://github.com/rust-lang/crates.io-index)",
- "wasm-bindgen-backend 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)",
- "wasm-bindgen-shared 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 1.0.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-backend 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)",
+ "wasm-bindgen-shared 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "wasm-bindgen-shared"
-version = "0.2.58"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-
-[[package]]
-name = "wasm-bindgen-webidl"
-version = "0.2.58"
+version = "0.2.59"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "anyhow 1.0.26 (registry+https://github.com/rust-lang/crates.io-index)",
- "heck 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -3485,7 +3564,6 @@ dependencies = [
 "checksum smallvec 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)" = "f7b0758c52e15a8b5e3691eae6cc559f08eee9406e548a4477ba4e67770a82b6"
 "checksum smallvec 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5c2fb2ec9bcd216a5b0d0ccf31ab17b5ed1d627960edff65bbe95d3ce221cefc"
 "checksum socket2 0.3.11 (registry+https://github.com/rust-lang/crates.io-index)" = "e8b74de517221a2cb01a53349cf54182acdc31a074727d3079068448c0676d85"
-"checksum sourcefile 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "4bf77cb82ba8453b42b6ae1d692e4cdc92f9a47beaf89a847c8be83f4e328ad3"
 "checksum spin 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6e63cff320ae2c57904679ba7cb63280a3dc4613885beafb148ee7bf9aa9042d"
 "checksum stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dba1a27d3efae4351c8051072d619e3ade2820635c3958d826bfea39d59b54c8"
 "checksum stats 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)" = "<none>"
@@ -3494,7 +3572,7 @@ dependencies = [
 "checksum syn 0.12.15 (registry+https://github.com/rust-lang/crates.io-index)" = "c97c05b8ebc34ddd6b967994d5c6e9852fa92f8b82b3858c39451f97346dcce5"
 "checksum syn 0.13.11 (registry+https://github.com/rust-lang/crates.io-index)" = "14f9bf6292f3a61d2c716723fdb789a41bbe104168e6f496dc6497e531ea1b9b"
 "checksum syn 0.15.44 (registry+https://github.com/rust-lang/crates.io-index)" = "9ca4b3b69a77cbe1ffc9e198781b7acb0c7365a883670e8f1c1bc66fba79a5c5"
-"checksum syn 1.0.14 (registry+https://github.com/rust-lang/crates.io-index)" = "af6f3550d8dff9ef7dc34d384ac6f107e5d31c8f57d9f28e0081503f547ac8f5"
+"checksum syn 1.0.16 (registry+https://github.com/rust-lang/crates.io-index)" = "123bd9499cfb380418d509322d7a6d52e5315f064fe4b3ad18a53d6b92c07859"
 "checksum synstructure 0.12.3 (registry+https://github.com/rust-lang/crates.io-index)" = "67656ea1dc1b41b1451851562ea232ec2e5a80242139f7e679ceccfb5d61f545"
 "checksum take 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b157868d8ac1f56b64604539990685fa7611d8fa9e5476cf0c02cf34d32917c5"
 "checksum target_info 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "c63f48baada5c52e65a29eef93ab4f8982681b67f9e8d29c7b05abcfec2b9ffe"
@@ -3530,7 +3608,7 @@ dependencies = [
 "checksum triehash 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)" = "<none>"
 "checksum try-lock 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ee2aa4715743892880f70885373966c83d73ef1b0838a664ef0c76fffd35e7c2"
 "checksum typenum 1.11.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6d2783fe2d6b8c1101136184eb41be8b1ad379e4657050b8aaff0c79ee7575f9"
-"checksum ucd-util 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "5ccdc2daea7cf8bc50cd8710d170a9d816678e54943829c5082bb1594312cf8e"
+"checksum ucd-util 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)" = "c85f514e095d348c279b1e5cd76795082cf15bd59b93207832abe0b1d8fed236"
 "checksum uint 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "38051a96565903d81c9a9210ce11076b2218f3b352926baa1f5f6abbdfce8273"
 "checksum uint 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "754ba11732b9161b94c41798e5197e5e75388d012f760c42adb5000353e98646"
 "checksum unexpected 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)" = "<none>"
@@ -3541,32 +3619,30 @@ dependencies = [
 "checksum unicode-width 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "caaa9d531767d1ff2150b9332433f32a24622147e5ebb1f26409d5da67afd479"
 "checksum unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "fc72304796d0818e357ead4e000d19c9c174ab23dc11093ac919054d20a6a7fc"
 "checksum unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
+"checksum unsigned-varint 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "f38e01ad4b98f042e166c1bf9a13f9873a99d79eaa171ce7ca81e6dd0f895d8a"
 "checksum untrusted 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "60369ef7a31de49bcb3f6ca728d4ba7300d9a1658f94c727d4cab8c8d9f4aece"
 "checksum url 1.7.2 (registry+https://github.com/rust-lang/crates.io-index)" = "dd4e7c0d531266369519a4aa4f399d748bd37043b00bde1e4ff1f60a120b355a"
 "checksum utf8-ranges 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b4ae116fef2b7fea257ed6440d3cfcff7f190865f170cdad00bb6465bf18ecba"
 "checksum util-error 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)" = "<none>"
 "checksum vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05c78687fb1a80548ae3250346c3db86a80a7cdd77bda190189f2d0a0987c81a"
 "checksum vergen 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8c3365f36c57e5df714a34be40902b27a992eeddb9996eca52d0584611cf885d"
-"checksum version_check 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "914b1a6776c4c929a602fafd8bc742e06365d4bcbe48c30f9cca5824f70dc9dd"
 "checksum version_check 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)" = "078775d0255232fb988e6fccf26ddc9d1ac274299aaedcedce21c6f72cc533ce"
 "checksum vm 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)" = "<none>"
 "checksum want 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "a05d9d966753fa4b5c8db73fcab5eed4549cfe0e1e4e66911e5564a0085c35d1"
 "checksum wasi 0.9.0+wasi-snapshot-preview1 (registry+https://github.com/rust-lang/crates.io-index)" = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
 "checksum wasi-types 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "22d400f484894b1dea4f381804e3e2dbfe3d5b48337559c6407833f7b2d71ee4"
 "checksum wasm 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)" = "<none>"
-"checksum wasm-bindgen 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)" = "5205e9afdf42282b192e2310a5b463a6d1c1d774e30dc3c791ac37ab42d2616c"
-"checksum wasm-bindgen-backend 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)" = "11cdb95816290b525b32587d76419facd99662a07e59d3cdb560488a819d9a45"
-"checksum wasm-bindgen-macro 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)" = "574094772ce6921576fb6f2e3f7497b8a76273b6db092be18fc48a082de09dc3"
-"checksum wasm-bindgen-macro-support 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)" = "e85031354f25eaebe78bb7db1c3d86140312a911a106b2e29f9cc440ce3e7668"
-"checksum wasm-bindgen-shared 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)" = "f5e7e61fc929f4c0dddb748b102ebf9f632e2b8d739f2016542b4de2965a9601"
-"checksum wasm-bindgen-webidl 0.2.58 (registry+https://github.com/rust-lang/crates.io-index)" = "ef012a0d93fc0432df126a8eaf547b2dce25a8ce9212e1d3cbeef5c11157975d"
+"checksum wasm-bindgen 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)" = "3557c397ab5a8e347d434782bcd31fc1483d927a6826804cec05cc792ee2519d"
+"checksum wasm-bindgen-backend 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)" = "e0da9c9a19850d3af6df1cb9574970b566d617ecfaf36eb0b706b6f3ef9bd2f8"
+"checksum wasm-bindgen-macro 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)" = "0f6fde1d36e75a714b5fe0cffbb78978f222ea6baebb726af13c78869fdb4205"
+"checksum wasm-bindgen-macro-support 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)" = "25bda4168030a6412ea8a047e27238cadf56f0e53516e1e83fec0a8b7c786f6d"
+"checksum wasm-bindgen-shared 0.2.59 (registry+https://github.com/rust-lang/crates.io-index)" = "fc9f36ad51f25b0219a3d4d13b90eb44cd075dff8b6280cca015775d7acaddd8"
 "checksum wasm-macros 0.1.0 (git+https://github.com/oasislabs/oasis-parity?branch=ekiden)" = "<none>"
 "checksum wasmi 0.4.5 (git+https://github.com/oasislabs/wasmi)" = "<none>"
 "checksum wasmi 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "aebbaef470840d157a5c47c8c49f024da7b1b80e90ff729ca982b2b80447e78b"
 "checksum wasmi-validation 0.1.0 (git+https://github.com/oasislabs/wasmi)" = "<none>"
 "checksum wasmi-validation 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ab380192444b3e8522ae79c0a1976e42a82920916ccdfbce3def89f456ea33f3"
-"checksum web-sys 0.3.35 (registry+https://github.com/rust-lang/crates.io-index)" = "aaf97caf6aa8c2b1dac90faf0db529d9d63c93846cca4911856f78a83cebf53b"
-"checksum weedle 0.10.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3bb43f70885151e629e2a19ce9e50bd730fd436cfd4b666894c9ce4de9141164"
+"checksum web-sys 0.3.36 (registry+https://github.com/rust-lang/crates.io-index)" = "721c6263e2c66fd44501cc5efbfa2b7dfa775d13e4ea38c46299646ed1f9c70a"
 "checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 "checksum winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
 "checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
diff --git a/ekiden_crypto/src/mrae/deoxysii.rs b/ekiden_crypto/src/mrae/deoxysii.rs
index 7e2e683..dbcaea1 100644
--- a/ekiden_crypto/src/mrae/deoxysii.rs
+++ b/ekiden_crypto/src/mrae/deoxysii.rs
@@ -2,10 +2,7 @@
 
 pub use super::deoxysii_rust::{DeoxysII, KEY_SIZE, NONCE_SIZE, TAG_SIZE};
 
-use super::{
-    ring::{digest, hmac},
-    x25519_dalek,
-};
+use super::{ring::hmac, x25519_dalek};
 
 use failure::Fallible;
 use rand::rngs::OsRng;
@@ -18,8 +15,8 @@ fn derive_symmetric_key(public: &[u8; 32], private: &[u8; 32]) -> [u8; KEY_SIZE]
 
     let pmk = private.diffie_hellman(&public);
 
-    let k = hmac::SigningKey::new(hmac::HMAC_SHA256, b"MRAE_Box_Deoxys-II-256-128");
-    let mut ctx = hmac::SigningContext::with_key(&k);
+    let k = hmac::Key::new(hmac::HMAC_SHA256, b"MRAE_Box_Deoxys-II-256-128");
+    let mut ctx = hmac::Context::with_key(&k);
 
     ctx.update(pmk.as_bytes());
     drop(pmk);
diff --git a/src/blockchain.rs b/src/blockchain.rs
index e88c152..c0318dd 100644
--- a/src/blockchain.rs
+++ b/src/blockchain.rs
@@ -670,7 +670,6 @@ impl EthereumBlock {
 
     /// Retrieve an Ethereum block with additional metadata.
     pub fn rich_block(&self, include_txs: bool) -> EthRpcRichBlock {
-        let eip86_transition = genesis::SPEC.params().eip86_transition;
         let rich_header = self.rich_header();
 
         EthRpcRichBlock {
@@ -698,7 +697,7 @@ impl EthereumBlock {
                         self.transactions
                             .clone()
                             .into_iter()
-                            .map(|txn| EthRpcTransaction::from_localized(txn, eip86_transition))
+                            .map(|txn| EthRpcTransaction::from_localized(txn))
                             .collect(),
                     ),
                     false => EthRpcBlockTransactions::Hashes(
diff --git a/src/impls/eth.rs b/src/impls/eth.rs
index 12c32ba..221c1df 100644
--- a/src/impls/eth.rs
+++ b/src/impls/eth.rs
@@ -39,7 +39,6 @@ use parity_rpc::v1::{
 
 use crate::{
     blockchain::Blockchain,
-    genesis,
     util::{block_number_to_id, execution_error, jsonrpc_error},
 };
 
@@ -267,13 +266,12 @@ impl Eth for EthClient {
 
     fn transaction_by_hash(&self, hash: RpcH256) -> BoxFuture<Option<RpcTransaction>> {
         let hash = hash.into();
-        let eip86_transition = genesis::SPEC.params().eip86_transition;
 
         Box::new(
             self.blockchain
                 .get_txn_by_hash(hash)
                 .and_then(move |txn| {
-                    txn.map(|txn| Ok(RpcTransaction::from_localized(txn, eip86_transition)))
+                    txn.map(|txn| Ok(RpcTransaction::from_localized(txn)))
                         .transpose()
                 })
                 .map_err(jsonrpc_error),
@@ -286,13 +284,12 @@ impl Eth for EthClient {
         index: Index,
     ) -> BoxFuture<Option<RpcTransaction>> {
         let hash = hash.into();
-        let eip86_transition = genesis::SPEC.params().eip86_transition;
 
         Box::new(
             self.blockchain
                 .get_txn_by_block_hash_and_index(hash, index.value() as u32)
                 .and_then(move |txn| {
-                    txn.map(|txn| Ok(RpcTransaction::from_localized(txn, eip86_transition)))
+                    txn.map(|txn| Ok(RpcTransaction::from_localized(txn)))
                         .transpose()
                 })
                 .map_err(jsonrpc_error),
@@ -309,13 +306,11 @@ impl Eth for EthClient {
             return Box::new(future::ok(None));
         }
 
-        let eip86_transition = genesis::SPEC.params().eip86_transition;
-
         Box::new(
             self.blockchain
                 .get_txn(block_number_to_id(num), index.value() as u32)
                 .and_then(move |txn| {
-                    txn.map(|txn| Ok(RpcTransaction::from_localized(txn, eip86_transition)))
+                    txn.map(|txn| Ok(RpcTransaction::from_localized(txn)))
                         .transpose()
                 })
                 .map_err(jsonrpc_error),
diff --git a/src/rpc_apis.rs b/src/rpc_apis.rs
index dc1874f..454f1e5 100644
--- a/src/rpc_apis.rs
+++ b/src/rpc_apis.rs
@@ -220,7 +220,7 @@ impl Dependencies for FullDependencies {
 impl ApiSet {
     pub fn list_apis(&self) -> HashSet<Api> {
         let public_list: HashSet<Api> = [Api::Web3, Api::Net, Api::Eth, Api::EthPubSub, Api::Oasis]
-            .into_iter()
+            .iter()
             .cloned()
             .collect();