Aug 02 04:34:12.909 INFO checking md4-0.4.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 04:34:12.909 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:34:12.909 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:34:12.909 INFO running `"docker" "create" "-v" "/tmp/crater.qCDeGIyniwAr:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+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 02 04:34:13.175 INFO blam! a43cec11923ea8c8d867617c26099184c37c7991bef9b3cb84ae614c231e274d
Aug 02 04:34:13.178 INFO running `"docker" "start" "-a" "a43cec11923ea8c8d867617c26099184c37c7991bef9b3cb84ae614c231e274d"`
Aug 02 04:34:14.293 INFO kablam!     Checking generic-array v0.6.0
Aug 02 04:34:15.135 INFO kablam!     Checking digest v0.4.0
Aug 02 04:34:15.135 INFO kablam!     Checking digest-buffer v0.2.0
Aug 02 04:34:15.140 INFO kablam!     Checking block-cipher-trait v0.3.0
Aug 02 04:34:15.953 INFO kablam!     Checking crypto-tests v0.3.2
Aug 02 04:34:16.171 INFO kablam!     Checking md4 v0.4.1 (file:///source)
Aug 02 04:34:19.352 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:34:19.352 INFO kablam!  --> benches/lib.rs:2:1
Aug 02 04:34:19.352 INFO kablam!   |
Aug 02 04:34:19.352 INFO kablam! 2 | #![feature(test)]
Aug 02 04:34:19.352 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 04:34:19.352 INFO kablam! 
Aug 02 04:34:19.352 INFO kablam! error: aborting due to previous error
Aug 02 04:34:19.352 INFO kablam! 
Aug 02 04:34:19.352 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:34:19.352 INFO kablam! error: Could not compile `md4`.
Aug 02 04:34:19.352 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:34:19.413 INFO kablam! error: build failed
Aug 02 04:34:19.415 INFO kablam! su: No module specific data is present
Aug 02 04:34:19.977 INFO running `"docker" "rm" "-f" "a43cec11923ea8c8d867617c26099184c37c7991bef9b3cb84ae614c231e274d"`
Aug 02 04:34:20.132 INFO blam! a43cec11923ea8c8d867617c26099184c37c7991bef9b3cb84ae614c231e274d