diff --git a/Cargo.lock b/Cargo.lock
index ca0b0e6..84e63fa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,6 +1,6 @@
 [[package]]
 name = "addr2line"
-version = "0.7.0"
+version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cpp_demangle 0.2.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -8,9 +8,9 @@ dependencies = [
  "gimli 0.16.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "intervaltree 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazycell 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "object 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "object 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
- "smallvec 0.6.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -20,10 +20,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "aho-corasick"
-version = "0.6.9"
+version = "0.6.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -39,25 +39,25 @@ name = "atty"
 version = "0.2.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "termion 1.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "autocfg"
-version = "0.1.1"
+version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "backtrace"
-version = "0.3.13"
+version = "0.3.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "autocfg 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "autocfg 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "backtrace-sys 0.1.28 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-demangle 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -67,8 +67,8 @@ name = "backtrace-sys"
 version = "0.1.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.28 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -77,7 +77,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
  "mach 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -95,17 +95,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "byteorder"
-version = "1.2.7"
+version = "1.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cc"
-version = "1.0.28"
+version = "1.0.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "cfg-if"
-version = "0.1.6"
+version = "0.1.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -113,7 +113,7 @@ name = "cpp_demangle"
 version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "glob 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -127,21 +127,21 @@ dependencies = [
 
 [[package]]
 name = "crc32fast"
-version = "1.1.2"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "env_logger"
-version = "0.5.13"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "atty 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)",
  "humantime 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "termcolor 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -151,7 +151,7 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -160,7 +160,7 @@ name = "failure"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace 0.3.13 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace 0.3.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "failure_derive 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -169,9 +169,9 @@ name = "failure_derive"
 version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
- "quote 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.15.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.6.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.15.29 (registry+https://github.com/rust-lang/crates.io-index)",
  "synstructure 0.10.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -182,13 +182,13 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "flate2"
-version = "1.0.6"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "crc32fast 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "crc32fast 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "miniz-sys 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "miniz_oxide_c_api 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "miniz_oxide_c_api 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -197,8 +197,20 @@ version = "0.16.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "fallible-iterator 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "gimli"
+version = "0.17.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "arrayvec 0.4.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "fallible-iterator 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "indexmap 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "stable_deref_trait 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -209,7 +221,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "goblin"
-version = "0.0.15"
+version = "0.0.19"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -219,7 +231,7 @@ dependencies = [
 
 [[package]]
 name = "goblin"
-version = "0.0.19"
+version = "0.0.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "log 0.4.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -235,12 +247,17 @@ dependencies = [
  "quick-error 1.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "indexmap"
+version = "1.0.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+
 [[package]]
 name = "intervaltree"
 version = "0.2.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "smallvec 0.6.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "smallvec 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -254,7 +271,7 @@ dependencies = [
 
 [[package]]
 name = "lazy_static"
-version = "1.2.0"
+version = "1.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -264,7 +281,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "libc"
-version = "0.2.46"
+version = "0.2.50"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -273,7 +290,16 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "errno 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
+[[package]]
+name = "libproc"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "errno 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -289,7 +315,7 @@ name = "log"
 version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -297,7 +323,7 @@ name = "mach"
 version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -305,7 +331,7 @@ name = "mach"
 version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -315,20 +341,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "memchr"
-version = "2.1.2"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (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 = "memmap"
 version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -337,13 +358,13 @@ name = "miniz-sys"
 version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.28 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "miniz_oxide"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "adler32 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -351,24 +372,24 @@ dependencies = [
 
 [[package]]
 name = "miniz_oxide_c_api"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "cc 1.0.28 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.31 (registry+https://github.com/rust-lang/crates.io-index)",
  "crc 1.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
- "miniz_oxide 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
+ "miniz_oxide 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "nix"
-version = "0.12.0"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "cc 1.0.28 (registry+https://github.com/rust-lang/crates.io-index)",
- "cfg-if 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cc 1.0.31 (registry+https://github.com/rust-lang/crates.io-index)",
+ "cfg-if 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -379,22 +400,22 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "object"
-version = "0.9.0"
+version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "flate2 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "goblin 0.0.15 (registry+https://github.com/rust-lang/crates.io-index)",
- "parity-wasm 0.31.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "flate2 1.0.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "goblin 0.0.19 (registry+https://github.com/rust-lang/crates.io-index)",
+ "parity-wasm 0.35.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "scroll 0.9.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "uuid 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "uuid 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "parity-wasm"
-version = "0.31.3"
+version = "0.35.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "byteorder 1.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "byteorder 1.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -404,7 +425,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "proc-macro2"
-version = "0.4.24"
+version = "0.4.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "unicode-xid 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -416,7 +437,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "failure 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.46 (registry+https://github.com/rust-lang/crates.io-index)",
+ "libc 0.2.50 (registry+https://github.com/rust-lang/crates.io-index)",
  "libproc 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "mach 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "winapi 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -429,15 +450,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "quote"
-version = "0.6.10"
+version = "0.6.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "proc-macro2 0.4.24 (registry+https://github.com/rust-lang/crates.io-index)",
+ "proc-macro2 0.4.27 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "redox_syscall"
-version = "0.1.50"
+version = "0.1.51"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -445,24 +466,24 @@ name = "redox_termios"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "redox_syscall 0.1.50 (registry+https://github.com/rust-lang/crates.io-index)",
+ "redox_syscall 0.1.51 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex"
-version = "1.1.0"
+version = "1.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.6.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 2.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.6.10 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 2.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.6.5 (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 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.6.4"
+version = "0.6.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "ucd-util 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -472,20 +493,19 @@ dependencies = [
 name = "remoteprocess"
 version = "0.1.0"
 dependencies = [
- "addr2line 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "addr2line 0.8.0 (registry+https://github.com/rust-lang/crates.io-index)",
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- "syn 0.15.24 (registry+https://github.com/rust-lang/crates.io-index)",
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+ "syn 0.15.29 (registry+https://github.com/rust-lang/crates.io-index)",
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 [[package]]
@@ -537,11 +557,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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 [[package]]
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@@ -550,11 +567,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
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-version = "0.15.24"
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diff --git a/Cargo.toml b/Cargo.toml
index 64bd85c..851bb00 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,27 +4,27 @@ version = "0.1.0"
 authors = ["Ben Frederickson <github@benfrederickson.com>"]
 
 [dependencies]
-gimli = "0.16.1"
+gimli = "0.17.0"
 libc = "0.2"
-fallible-iterator = "0.1"
 log = "0.4"
 proc-maps = "0.1.5"
 benfred-read-process-memory = "0.1.3"
-goblin = "0.0.19"
+goblin = "0.0.21"
 memmap = "0.7.0"
 
 [target.'cfg(target_os="macos")'.dependencies]
 mach_o_sys = "0.1.1"
 mach = "0.2.0"
-libproc = "0.3.1"
+libproc = "0.4"
 
 [target.'cfg(target_os="linux")'.dependencies]
 nix="*"
-object = "0.9"
-addr2line = "0.7.0"
+object = "0.11"
+addr2line = "0.8"
 
 [target.'cfg(windows)'.dependencies]
 winapi = {version = "0.3", features = ["winbase", "consoleapi", "wincon", "handleapi", "timeapi", "processenv" ]}
 
 [dev-dependencies]
-env_logger = "0.5"
+env_logger = "0.6.1"
+
diff --git a/src/dwarf_unwind.rs b/src/dwarf_unwind.rs
index 80422cf..079ed0c 100644
--- a/src/dwarf_unwind.rs
+++ b/src/dwarf_unwind.rs
@@ -80,7 +80,7 @@ impl UnwindInfo {
         let row = get_unwind_row(pc, &mut ctx, &fde)?;
         let cfa = match *row.cfa() {
             gimli::CfaRule::RegisterAndOffset { register, offset } => {
-                debug!("cfa rule register and offset: {}, {}", register, offset);
+                debug!("cfa rule register and offset: {:?}, {}", register, offset);
                 get_register(reg, register).wrapping_add(offset as u64)
             },
             gimli::CfaRule::Expression(ref e) => {
@@ -146,7 +146,7 @@ impl UnwindInfo {
     pub fn new(eh_frame: &[u8], eh_frame_address: u64) -> gimli::Result<UnwindInfo> {
         let buf = std::rc::Rc::from(eh_frame);
         let eh_frame = gimli::EhFrame::from(RcReader::new(buf, gimli::NativeEndian));
-        let bases = gimli::BaseAddresses::default().set_cfi(eh_frame_address);
+        let bases = gimli::BaseAddresses::default().set_eh_frame(eh_frame_address);
 
         // Get a vector of all the frame description entries
         let frame_descriptions = {
@@ -170,8 +170,8 @@ impl UnwindInfo {
 }
 
 fn evaluate_dwarf_expression(e: &gimli::Expression<RcReader>, initial: Option<u64>, registers: &Registers, process: &ProcessHandle) -> gimli::Result<u64> {
-    // TODO: this will require different code for 32bit
-    let mut eval = e.clone().evaluation(8, gimli::Format::Dwarf64);
+    // TODO: this will require different code for 32bit.
+    let mut eval = e.clone().evaluation(gimli::Encoding{format: gimli::Format::Dwarf64, address_size: 8, version: 0});
 
     if let Some(initial) = initial {
         eval.set_initial_value(initial);
@@ -279,24 +279,24 @@ pub struct Registers {
 }
 
 #[cfg(target_os="macos")]
-fn get_register(regs: &x86_thread_state64_t, register: u8) -> u64 {
+fn get_register(regs: &x86_thread_state64_t, register: gimli::Register) -> u64 {
     unsafe {
         let regs = regs as *const _ as *const u64;
-        *regs.offset(register as isize)
+        *regs.offset(register.0 as isize)
     }
 }
 #[cfg(target_os="macos")]
-fn set_register(regs: &mut x86_thread_state64_t, register: u8, value: u64) {
+fn set_register(regs: &mut x86_thread_state64_t, register: gimli::Register, value: u64) {
     unsafe {
         let regs = regs as *mut _ as *mut u64;
-        *regs.offset(register as isize) = value
+        *regs.offset(register.0 as isize) = value
     }
 }
 
 #[cfg(target_os="linux")]
-fn get_register(regs: &Registers, register: u8) -> u64 {
+fn get_register(regs: &Registers, register: gimli::Register) -> u64 {
     // ffs
-    match register {
+    match register.0 {
         0 => regs.rax,
         1 => regs.rdx,
         2 => regs.rcx,
@@ -319,8 +319,8 @@ fn get_register(regs: &Registers, register: u8) -> u64 {
 }
 
 #[cfg(target_os="linux")]
-fn set_register(regs: &mut Registers, register: u8, value: u64) {
-    match register {
+fn set_register(regs: &mut Registers, register: gimli::Register, value: u64) {
+    match register.0 {
         0 => regs.rax = value,
         1 => regs.rdx = value,
         2 => regs.rcx = value,
diff --git a/src/lib.rs b/src/lib.rs
index 1facabc..cade824 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -48,8 +48,6 @@ pub use windows::*;
 #[cfg(unix)]
 mod dwarf_unwind;
 
-extern crate fallible_iterator;
-
 #[derive(Debug)]
 pub enum Error {
     NoBinaryForAddress(u64),
diff --git a/src/linux/gimli_unwinder.rs b/src/linux/gimli_unwinder.rs
index ee81fe9..c1b0d95 100644
--- a/src/linux/gimli_unwinder.rs
+++ b/src/linux/gimli_unwinder.rs
@@ -105,7 +105,7 @@ impl Unwinder {
                         Some(hdr) => {
                             eh_frame_hdr_addr = obj_base + hdr.p_vaddr;
                             let data = Rc::from(&buffer[hdr.p_offset as usize..][..hdr.p_filesz as usize]);
-                            let bases = BaseAddresses::default().set_cfi(eh_frame_hdr_addr);
+                            let bases = BaseAddresses::default().set_eh_frame_hdr(eh_frame_hdr_addr);
                             match EhFrameHdr::from(RcReader::new(data, NativeEndian)).parse(&bases, 8) {
                                 Ok(hdr) => hdr,
                                 Err(e) => {
@@ -139,7 +139,9 @@ impl Unwinder {
                         }
                     };
 
-                    let bases = BaseAddresses::default().set_cfi(eh_frame_addr).set_data(eh_frame_hdr_addr);
+                    let bases = BaseAddresses::default()
+                        .set_eh_frame(eh_frame_addr)
+                        .set_eh_frame_hdr(eh_frame_hdr_addr);
 
                     let unwind_info = UnwindInfo{eh_frame_hdr, eh_frame, bases};
 
@@ -166,11 +168,11 @@ impl Unwinder {
         Ok(Cursor{registers: thread.registers()?, parent: self, initial_frame: true})
     }
 
-    pub fn symbolicate(&self, addr: u64, callback: &mut FnMut(&StackFrame)) -> gimli::Result<()> {
+    pub fn symbolicate(&self, addr: u64, callback: &mut FnMut(&StackFrame)) -> Result<(), Error> {
         let binary = match self.get_binary(addr) {
             Some(binary) => binary,
             None => {
-                return Err(gimli::Error::NoUnwindInfoForAddress);
+                return Err(gimli::Error::NoUnwindInfoForAddress.into());
             }
         };
         if binary.filename != "[vdso]" {
@@ -260,7 +262,7 @@ struct BinaryInfo {
     offset: u64,
     filename: String,
     unwind_info: UnwindInfo,
-    symbols: RefCell<Option<gimli::Result<SymbolData>>>
+    symbols: RefCell<Option<Result<SymbolData, Error>>>
 }
 
 impl BinaryInfo {
diff --git a/src/linux/symbolication.rs b/src/linux/symbolication.rs
index e7c45c8..20f85c1 100644
--- a/src/linux/symbolication.rs
+++ b/src/linux/symbolication.rs
@@ -1,17 +1,15 @@
 use std::fs::File;
 use memmap;
 
-use fallible_iterator::FallibleIterator;
 use object::{self, Object};
 use addr2line::Context;
 use gimli;
-use super::super::StackFrame;
+use crate::{StackFrame, Error};
 
-type SymbolContext = Context<gimli::EndianRcSlice<gimli::RunTimeEndian>>;
 
 pub struct SymbolData {
     // Contains symbol info for a single binary
-    ctx: SymbolContext,
+    ctx: Context,
     offset: u64,
     symbols: Vec<(u64, u64, String)>,
     dynamic_symbols: Vec<(u64, u64, String)>,
@@ -19,21 +17,21 @@ pub struct SymbolData {
 }
 
 impl SymbolData {
-    pub fn new(filename: &str, offset: u64) -> gimli::Result<SymbolData> {
+    pub fn new(filename: &str, offset: u64) -> Result<SymbolData, Error> {
         info!("opening {} for symbols", filename);
 
-        // TODO: this object API still relies on goblin v0.15 - which
-        // has some problems parsing some things. TODO: deprecate this
         let file = File::open(filename)?;
         let map = unsafe { memmap::Mmap::map(&file)? };
         let file = match object::File::parse(&*map) {
             Ok(f) => f,
             Err(e) => {
                 error!("failed to parse file for symbolication {}: {:?}", filename, e);
-                return Err(gimli::Error::OffsetOutOfBounds{});
+                return Err(gimli::Error::OffsetOutOfBounds.into());
             }
         };
-        let ctx = Context::new(&file)?;
+
+        let ctx = Context::new(&file)
+            .map_err(|e| Error::Other(format!("Failed to get symbol context for {}: {:?}", filename, e)))?;
 
         let mut symbols = Vec::new();
         for sym in file.symbols() {
@@ -53,19 +51,24 @@ impl SymbolData {
         Ok(SymbolData{ctx, offset, dynamic_symbols, symbols, filename: filename.to_owned()})
     }
 
-    pub fn symbolicate(&self, addr: u64, callback: &mut FnMut(&StackFrame)) -> gimli::Result<()> {
+    pub fn symbolicate(&self, addr: u64, callback: &mut FnMut(&StackFrame)) -> Result<(), Error> {
         let mut ret = StackFrame{line:None, filename: None, function: None, addr, module: self.filename.clone()};
 
         // get the address before relocations
         let offset = addr - self.offset;
         let mut has_debug_info = false;
 
+        // addr2line0.8 uses an older version of gimli (0.0.19) than we are using here (0.0.21),
+        // this means we can't use the type of the error returned ourselves here since the
+        // type alias is private. hack by re-mapping the error
+        let error_handler = |e| Error::Other(format!("addr2line error: {:?}", e));
+
         // if we have debugging info, get the appropiate stack frames for the adresss
-        let mut frames = self.ctx.find_frames(offset)?.enumerate();
-        while let Some((_, frame)) = frames.next()? {
+        let mut frames = self.ctx.find_frames(offset).map_err(error_handler)?;
+        while let Some(frame) = frames.next().map_err(error_handler)? {
             has_debug_info = true;
             if let Some(func) = frame.function {
-                ret.function = Some(func.raw_name()?.to_string());
+                ret.function = Some(func.raw_name().map_err(error_handler)?.to_string());
             }
             if let Some(loc) = frame.location {
                 ret.line = loc.line;