Aug 01 20:03:35.847 INFO checking trench-0.3.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 20:03:35.847 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:03:35.847 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:03:35.847 INFO running `"docker" "create" "-v" "/tmp/crater.i89Dp43SOgFP:/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 01 20:03:36.051 INFO blam! 81ec6a835c822dc3355c4e05ccecd9574bf748dca30cb4ecd1969bd080c706d9
Aug 01 20:03:36.053 INFO running `"docker" "start" "-a" "81ec6a835c822dc3355c4e05ccecd9574bf748dca30cb4ecd1969bd080c706d9"`
Aug 01 20:03:37.519 INFO kablam!     Checking trench v0.3.0 (file:///source)
Aug 01 20:03:37.746 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:03:37.746 INFO kablam!  --> src/lib.rs:1:1
Aug 01 20:03:37.746 INFO kablam!   |
Aug 01 20:03:37.746 INFO kablam! 1 | #![feature(asm)]
Aug 01 20:03:37.747 INFO kablam!   | ^^^^^^^^^^^^^^^^
Aug 01 20:03:37.747 INFO kablam! 
Aug 01 20:03:37.747 INFO kablam! error: aborting due to previous error
Aug 01 20:03:37.747 INFO kablam! 
Aug 01 20:03:37.747 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:03:37.751 INFO kablam! error: Could not compile `trench`.
Aug 01 20:03:37.751 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 20:03:37.754 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:03:37.754 INFO kablam!  --> src/lib.rs:1:1
Aug 01 20:03:37.754 INFO kablam!   |
Aug 01 20:03:37.754 INFO kablam! 1 | #![feature(asm)]
Aug 01 20:03:37.754 INFO kablam!   | ^^^^^^^^^^^^^^^^
Aug 01 20:03:37.754 INFO kablam! 
Aug 01 20:03:37.754 INFO kablam! error: aborting due to previous error
Aug 01 20:03:37.754 INFO kablam! 
Aug 01 20:03:37.754 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:03:37.759 INFO kablam! error: Could not compile `trench`.
Aug 01 20:03:37.759 INFO kablam! 
Aug 01 20:03:37.759 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 20:03:37.760 INFO kablam! su: No module specific data is present
Aug 01 20:03:38.637 INFO running `"docker" "rm" "-f" "81ec6a835c822dc3355c4e05ccecd9574bf748dca30cb4ecd1969bd080c706d9"`
Aug 01 20:03:38.731 INFO blam! 81ec6a835c822dc3355c4e05ccecd9574bf748dca30cb4ecd1969bd080c706d9