Install toolchains:
rustup toolchain install nightly-2018-11-25
rustup toolchain install nightly-2018-11-26
Build with nightly-2018-11-25
:
$ cargo +nightly-2018-11-25 build --release
Finished release [optimized] target(s) in 0.91s
Build with nightly-2018-11-26
:
$ cargo +nightly-2018-11-26 build --release
Finished release [optimized] target(s) in 8.24s