Aug 02 04:53:30.008 INFO checking luminance-0.25.7 against 1.27.2 for lazy_static-1
Aug 02 04:53:30.008 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:53:30.008 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:53:30.008 INFO running `"docker" "create" "-v" "/tmp/crater.0XcBLEhAoSs9:/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 04:53:30.296 INFO blam! c37a65932ec94712fd8a84c2b769bfa63c71aec2db04cdab787182b2dd1b61e9
Aug 02 04:53:30.297 INFO running `"docker" "start" "-a" "c37a65932ec94712fd8a84c2b769bfa63c71aec2db04cdab787182b2dd1b61e9"`
Aug 02 04:53:31.454 INFO kablam!     Checking luminance v0.25.7 (file:///source)
Aug 02 04:53:32.347 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:53:32.347 INFO kablam!  --> src/lib.rs:1:1
Aug 02 04:53:32.347 INFO kablam!   |
Aug 02 04:53:32.347 INFO kablam! 1 | #![feature(const_fn)]
Aug 02 04:53:32.347 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:53:32.356 INFO kablam! 
Aug 02 04:53:32.407 INFO kablam! error: aborting due to previous error
Aug 02 04:53:32.412 INFO kablam! 
Aug 02 04:53:32.412 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:53:32.461 INFO kablam! error: Could not compile `luminance`.
Aug 02 04:53:32.461 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:53:32.624 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:53:32.624 INFO kablam!  --> src/lib.rs:1:1
Aug 02 04:53:32.624 INFO kablam!   |
Aug 02 04:53:32.624 INFO kablam! 1 | #![feature(const_fn)]
Aug 02 04:53:32.624 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:53:32.624 INFO kablam! 
Aug 02 04:53:32.672 INFO kablam! error: aborting due to previous error
Aug 02 04:53:32.672 INFO kablam! 
Aug 02 04:53:32.672 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:53:32.686 INFO kablam! error: Could not compile `luminance`.
Aug 02 04:53:32.686 INFO kablam! 
Aug 02 04:53:32.686 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 04:53:32.687 INFO kablam! su: No module specific data is present
Aug 02 04:53:33.319 INFO running `"docker" "rm" "-f" "c37a65932ec94712fd8a84c2b769bfa63c71aec2db04cdab787182b2dd1b61e9"`
Aug 02 04:53:33.482 INFO blam! c37a65932ec94712fd8a84c2b769bfa63c71aec2db04cdab787182b2dd1b61e9