Aug 01 22:24:06.977 INFO checking sha2-0.7.1 against 1.27.2+tmplazy for lazy_static-1
Aug 01 22:24:06.977 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:24:06.977 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 22:24:06.978 INFO running `"docker" "create" "-v" "/tmp/crater.neurbn5iegbr:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2+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 22:24:07.215 INFO blam! b27d07d96225fd53384f8d7c41bc2c383a26d7db14d53ea5dc3247a782a56a6b
Aug 01 22:24:07.217 INFO running `"docker" "start" "-a" "b27d07d96225fd53384f8d7c41bc2c383a26d7db14d53ea5dc3247a782a56a6b"`
Aug 01 22:24:08.348 INFO kablam!     Checking sha2 v0.7.1 (file:///source)
Aug 01 22:24:11.934 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 22:24:11.934 INFO kablam!  --> benches/sha256.rs:2:1
Aug 01 22:24:11.934 INFO kablam!   |
Aug 01 22:24:11.934 INFO kablam! 2 | #![feature(test)]
Aug 01 22:24:11.934 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 22:24:11.952 INFO kablam! 
Aug 01 22:24:11.953 INFO kablam! error: aborting due to previous error
Aug 01 22:24:11.953 INFO kablam! 
Aug 01 22:24:11.953 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 22:24:11.961 INFO kablam! error: Could not compile `sha2`.
Aug 01 22:24:11.962 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 22:24:12.320 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 22:24:12.320 INFO kablam!  --> benches/sha512.rs:2:1
Aug 01 22:24:12.320 INFO kablam!   |
Aug 01 22:24:12.320 INFO kablam! 2 | #![feature(test)]
Aug 01 22:24:12.320 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 22:24:12.328 INFO kablam! 
Aug 01 22:24:12.329 INFO kablam! error: aborting due to previous error
Aug 01 22:24:12.329 INFO kablam! 
Aug 01 22:24:12.329 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 22:24:12.365 INFO kablam! error: Could not compile `sha2`.
Aug 01 22:24:12.365 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 22:24:12.581 INFO kablam! error: build failed
Aug 01 22:24:12.583 INFO kablam! su: No module specific data is present
Aug 01 22:24:13.492 INFO running `"docker" "rm" "-f" "b27d07d96225fd53384f8d7c41bc2c383a26d7db14d53ea5dc3247a782a56a6b"`
Aug 01 22:24:13.684 INFO blam! b27d07d96225fd53384f8d7c41bc2c383a26d7db14d53ea5dc3247a782a56a6b