Aug 01 21:26:02.949 INFO checking stderr-logging-0.0.1 against 1.27.2+tmplazy for lazy_static-1
Aug 01 21:26:02.950 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:26:02.950 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:26:02.950 INFO running `"docker" "create" "-v" "/tmp/crater.gMglJS6h2FDU:/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 21:26:03.194 INFO blam! 2557e42a6460c41b6d070a63896bdcf8775e51badcea19a8bffd232ff49ab9b6
Aug 01 21:26:03.196 INFO running `"docker" "start" "-a" "2557e42a6460c41b6d070a63896bdcf8775e51badcea19a8bffd232ff49ab9b6"`
Aug 01 21:26:04.241 INFO kablam!     Checking rust-extra v0.0.13
Aug 01 21:26:04.830 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:26:04.830 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-extra-0.0.13/src/lib.rs:7:1
Aug 01 21:26:04.830 INFO kablam!   |
Aug 01 21:26:04.830 INFO kablam! 7 | #![feature(core_intrinsics)]
Aug 01 21:26:04.830 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:26:04.830 INFO kablam! 
Aug 01 21:26:04.831 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:26:04.831 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rust-extra-0.0.13/src/lib.rs:8:1
Aug 01 21:26:04.831 INFO kablam!   |
Aug 01 21:26:04.831 INFO kablam! 8 | #![feature(associated_consts)]
Aug 01 21:26:04.831 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:26:04.831 INFO kablam! 
Aug 01 21:26:04.836 INFO kablam! error: aborting due to 2 previous errors
Aug 01 21:26:04.836 INFO kablam! 
Aug 01 21:26:04.837 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:26:04.845 INFO kablam! error: Could not compile `rust-extra`.
Aug 01 21:26:04.845 INFO kablam! 
Aug 01 21:26:04.845 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:26:04.846 INFO kablam! su: No module specific data is present
Aug 01 21:26:05.455 INFO running `"docker" "rm" "-f" "2557e42a6460c41b6d070a63896bdcf8775e51badcea19a8bffd232ff49ab9b6"`
Aug 01 21:26:05.629 INFO blam! 2557e42a6460c41b6d070a63896bdcf8775e51badcea19a8bffd232ff49ab9b6