Aug 01 20:02:48.274 INFO checking triehash-0.1.1 against 1.27.2+tmplazy for lazy_static-1
Aug 01 20:02:48.274 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:02:48.274 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:02:48.274 INFO running `"docker" "create" "-v" "/tmp/crater.KySOqqhghwWH:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2+tmplazy:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 01 20:02:48.556 INFO blam! 85fce6ce188d261f2ac56c651de45030d5449466bed8d01004a4719603ca6de2
Aug 01 20:02:48.558 INFO running `"docker" "start" "-a" "85fce6ce188d261f2ac56c651de45030d5449466bed8d01004a4719603ca6de2"`
Aug 01 20:02:49.898 INFO kablam!    Compiling heapsize v0.4.2
Aug 01 20:02:49.898 INFO kablam!    Compiling crunchy v0.1.6
Aug 01 20:02:49.898 INFO kablam!     Checking rustc-hex v1.0.0
Aug 01 20:02:49.898 INFO kablam!     Checking ethcore-bytes v0.1.1
Aug 01 20:02:49.898 INFO kablam!    Compiling keccak-hash v0.1.1
Aug 01 20:02:49.900 INFO kablam!    Compiling uint v0.2.1
Aug 01 20:02:49.900 INFO kablam!    Compiling ethereum-types v0.3.2
Aug 01 20:02:49.900 INFO kablam!     Checking ethereum-types-serialize v0.2.1
Aug 01 20:02:56.347 INFO kablam!     Checking tiny-keccak v1.4.2
Aug 01 20:02:56.984 INFO kablam!     Checking fixed-hash v0.2.1
Aug 01 20:02:56.986 INFO kablam!     Checking elastic-array v0.10.0
Aug 01 20:02:58.544 INFO kablam!     Checking ethbloom v0.5.0
Aug 01 20:03:19.674 INFO kablam!     Checking rlp v0.2.2
Aug 01 20:03:20.686 INFO kablam!     Checking trie-standardmap v0.1.0
Aug 01 20:03:20.686 INFO kablam!     Checking triehash v0.1.1 (file:///source)
Aug 01 20:03:21.565 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:03:21.565 INFO kablam!   --> benches/triehash.rs:17:1
Aug 01 20:03:21.565 INFO kablam!    |
Aug 01 20:03:21.565 INFO kablam! 17 | #![feature(test)]
Aug 01 20:03:21.565 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 01 20:03:21.565 INFO kablam! 
Aug 01 20:03:21.565 INFO kablam! error: aborting due to previous error
Aug 01 20:03:21.565 INFO kablam! 
Aug 01 20:03:21.565 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:03:21.573 INFO kablam! error: Could not compile `triehash`.
Aug 01 20:03:21.573 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 20:03:22.067 INFO kablam! error: build failed
Aug 01 20:03:22.069 INFO kablam! su: No module specific data is present
Aug 01 20:03:22.736 INFO running `"docker" "rm" "-f" "85fce6ce188d261f2ac56c651de45030d5449466bed8d01004a4719603ca6de2"`
Aug 01 20:03:22.839 INFO blam! 85fce6ce188d261f2ac56c651de45030d5449466bed8d01004a4719603ca6de2