Aug 02 12:13:18.600 INFO checking crc32c-0.3.1 against 1.27.2 for lazy_static-1
Aug 02 12:13:18.600 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:13:18.600 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:13:18.600 INFO running `"docker" "create" "-v" "/tmp/crater.vk5jC0mDRd3l:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 12:13:18.870 INFO blam! fd3b9e6fa0ada5fc0c44efbae69375bfb1c5cb7b011ed27323b3e7ef37fe8e78
Aug 02 12:13:18.882 INFO running `"docker" "start" "-a" "fd3b9e6fa0ada5fc0c44efbae69375bfb1c5cb7b011ed27323b3e7ef37fe8e78"`
Aug 02 12:13:20.680 INFO kablam!    Compiling crc32c v0.3.1 (file:///source)
Aug 02 12:13:23.063 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:13:23.063 INFO kablam!   --> src/lib.rs:23:1
Aug 02 12:13:23.063 INFO kablam!    |
Aug 02 12:13:23.063 INFO kablam! 23 | #![feature(cfg_target_feature, target_feature, stdsimd)]
Aug 02 12:13:23.063 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:13:23.063 INFO kablam! 
Aug 02 12:13:23.064 INFO kablam! error: aborting due to previous error
Aug 02 12:13:23.064 INFO kablam! 
Aug 02 12:13:23.064 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:13:23.079 INFO kablam! error: Could not compile `crc32c`.
Aug 02 12:13:23.080 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:13:23.120 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:13:23.120 INFO kablam!   --> src/lib.rs:23:1
Aug 02 12:13:23.120 INFO kablam!    |
Aug 02 12:13:23.120 INFO kablam! 23 | #![feature(cfg_target_feature, target_feature, stdsimd)]
Aug 02 12:13:23.120 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 12:13:23.120 INFO kablam! 
Aug 02 12:13:23.121 INFO kablam! error: aborting due to previous error
Aug 02 12:13:23.121 INFO kablam! 
Aug 02 12:13:23.122 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:13:23.130 INFO kablam! error: Could not compile `crc32c`.
Aug 02 12:13:23.130 INFO kablam! 
Aug 02 12:13:23.130 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 12:13:23.132 INFO kablam! su: No module specific data is present
Aug 02 12:13:24.168 INFO running `"docker" "rm" "-f" "fd3b9e6fa0ada5fc0c44efbae69375bfb1c5cb7b011ed27323b3e7ef37fe8e78"`
Aug 02 12:13:24.273 INFO blam! fd3b9e6fa0ada5fc0c44efbae69375bfb1c5cb7b011ed27323b3e7ef37fe8e78