Aug 01 21:27:51.015 INFO checking static_fir-0.2.0 against 1.27.2 for lazy_static-1
Aug 01 21:27:51.015 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:27:51.015 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:27:51.015 INFO running `"docker" "create" "-v" "/tmp/crater.2DE9X5uW1RLo:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2:/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 01 21:27:51.198 INFO blam! 7eb366a3dfc1389b409f94143471e0d9fe07173e8616f4f049d0e7cebcf43d08
Aug 01 21:27:51.201 INFO running `"docker" "start" "-a" "7eb366a3dfc1389b409f94143471e0d9fe07173e8616f4f049d0e7cebcf43d08"`
Aug 01 21:27:52.705 INFO kablam!     Checking static_fir v0.2.0 (file:///source)
Aug 01 21:27:53.045 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:53.045 INFO kablam!   --> src/lib.rs:62:1
Aug 01 21:27:53.045 INFO kablam!    |
Aug 01 21:27:53.045 INFO kablam! 62 | #![feature(conservative_impl_trait)]
Aug 01 21:27:53.045 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:27:53.046 INFO kablam! 
Aug 01 21:27:53.047 INFO kablam! error: aborting due to previous error
Aug 01 21:27:53.048 INFO kablam! 
Aug 01 21:27:53.052 INFO kablam! For more information about this error, try `rustc --explain E0554`.error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:27:53.052 INFO kablam!   --> src/lib.rs:62:1
Aug 01 21:27:53.052 INFO kablam!    |
Aug 01 21:27:53.052 INFO kablam! 62 | #![feature(conservative_impl_trait)]
Aug 01 21:27:53.052 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 21:27:53.052 INFO kablam! 
Aug 01 21:27:53.053 INFO kablam! error: aborting due to previous error
Aug 01 21:27:53.053 INFO kablam! 
Aug 01 21:27:53.053 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:27:53.055 INFO kablam! 
Aug 01 21:27:53.059 INFO kablam! error: Could not compile `static_fir`.
Aug 01 21:27:53.060 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:27:53.060 INFO kablam! error: Could not compile `static_fir`.
Aug 01 21:27:53.060 INFO kablam! 
Aug 01 21:27:53.060 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 21:27:53.062 INFO kablam! su: No module specific data is present
Aug 01 21:27:53.728 INFO running `"docker" "rm" "-f" "7eb366a3dfc1389b409f94143471e0d9fe07173e8616f4f049d0e7cebcf43d08"`
Aug 01 21:27:53.927 INFO blam! 7eb366a3dfc1389b409f94143471e0d9fe07173e8616f4f049d0e7cebcf43d08