Aug 01 17:33:05.334 INFO checking Vurich/rustfest-perf-workshop against 1.27.2+tmplazy for lazy_static-1
Aug 01 17:33:05.334 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 17:33:05.334 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 17:33:05.335 INFO running `"docker" "create" "-v" "/tmp/crater.fHczstO1jBNj:/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 17:33:05.533 INFO blam! ff7802728bc81ddf0cf1f47a90d81d4ccc4db9191d97c2d64abb898eec45ddc8
Aug 01 17:33:05.538 INFO running `"docker" "start" "-a" "ff7802728bc81ddf0cf1f47a90d81d4ccc4db9191d97c2d64abb898eec45ddc8"`
Aug 01 17:33:06.593 INFO kablam!     Checking memchr v2.0.1
Aug 01 17:33:06.976 INFO kablam!     Checking combine v3.3.6
Aug 01 17:33:37.349 INFO kablam!     Checking rustfest v0.1.0 (file:///source)
Aug 01 17:33:37.888 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 17:33:37.888 INFO kablam!  --> src/lib.rs:1:19
Aug 01 17:33:37.888 INFO kablam!   |
Aug 01 17:33:37.888 INFO kablam! 1 | #![cfg_attr(test, feature(test))]
Aug 01 17:33:37.888 INFO kablam!   |                   ^^^^^^^^^^^^^^
Aug 01 17:33:37.888 INFO kablam! 
Aug 01 17:33:37.888 INFO kablam! error: aborting due to previous error
Aug 01 17:33:37.888 INFO kablam! 
Aug 01 17:33:37.888 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 17:33:37.900 INFO kablam! error: Could not compile `rustfest`.
Aug 01 17:33:37.900 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 17:33:39.631 INFO kablam! error: build failed
Aug 01 17:33:39.633 INFO kablam! su: No module specific data is present
Aug 01 17:33:40.137 INFO running `"docker" "rm" "-f" "ff7802728bc81ddf0cf1f47a90d81d4ccc4db9191d97c2d64abb898eec45ddc8"`
Aug 01 17:33:40.293 INFO blam! ff7802728bc81ddf0cf1f47a90d81d4ccc4db9191d97c2d64abb898eec45ddc8