Aug 01 20:49:57.529 INFO checking tarch-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 20:49:57.529 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:49:57.529 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 20:49:57.529 INFO running `"docker" "create" "-v" "/tmp/crater.xE5AE2FNBcBi:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2+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 20:49:57.804 INFO blam! 067babf3926efb6b9d26cbda5d606d52de8731db85a41cf661b62eafb0f72b4e
Aug 01 20:49:57.808 INFO running `"docker" "start" "-a" "067babf3926efb6b9d26cbda5d606d52de8731db85a41cf661b62eafb0f72b4e"`
Aug 01 20:49:59.331 INFO kablam!     Checking tarch v0.1.0 (file:///source)
Aug 01 20:49:59.702 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:49:59.702 INFO kablam!  --> src/lib.rs:2:1
Aug 01 20:49:59.702 INFO kablam!   |
Aug 01 20:49:59.702 INFO kablam! 2 | #![feature(stdsimd, target_feature)]
Aug 01 20:49:59.702 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 20:49:59.702 INFO kablam! 
Aug 01 20:49:59.703 INFO kablam! error: aborting due to previous error
Aug 01 20:49:59.703 INFO kablam! 
Aug 01 20:49:59.703 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:49:59.709 INFO kablam! error: Could not compile `tarch`.
Aug 01 20:49:59.709 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 20:49:59.752 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 20:49:59.753 INFO kablam!  --> src/lib.rs:2:1
Aug 01 20:49:59.753 INFO kablam!   |
Aug 01 20:49:59.753 INFO kablam! 2 | #![feature(stdsimd, target_feature)]
Aug 01 20:49:59.753 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 20:49:59.753 INFO kablam! 
Aug 01 20:49:59.753 INFO kablam! error: aborting due to previous error
Aug 01 20:49:59.753 INFO kablam! 
Aug 01 20:49:59.753 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 20:49:59.760 INFO kablam! error: Could not compile `tarch`.
Aug 01 20:49:59.760 INFO kablam! 
Aug 01 20:49:59.760 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 20:49:59.765 INFO kablam! su: No module specific data is present
Aug 01 20:50:00.438 INFO running `"docker" "rm" "-f" "067babf3926efb6b9d26cbda5d606d52de8731db85a41cf661b62eafb0f72b4e"`
Aug 01 20:50:00.535 INFO blam! 067babf3926efb6b9d26cbda5d606d52de8731db85a41cf661b62eafb0f72b4e