Aug 01 19:04:07.085 INFO checking w5500-0.1.5 against 1.27.2 for lazy_static-1
Aug 01 19:04:07.085 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:04:07.085 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:04:07.085 INFO running `"docker" "create" "-v" "/tmp/crater.vaj3OccEtipN:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2:/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 19:04:07.363 INFO blam! e36c51e4bff942ad4adb5e098950fa93028acea3da6b519da0ba53369ce3fc49
Aug 01 19:04:07.366 INFO running `"docker" "start" "-a" "e36c51e4bff942ad4adb5e098950fa93028acea3da6b519da0ba53369ce3fc49"`
Aug 01 19:04:08.301 INFO kablam!     Checking nb v0.1.1
Aug 01 19:04:08.301 INFO kablam!     Checking byteorder v1.2.4
Aug 01 19:04:08.914 INFO kablam!     Checking embedded-hal v0.2.1
Aug 01 19:04:09.670 INFO kablam!     Checking w5500 v0.1.5 (file:///source)
Aug 01 19:04:10.101 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:04:10.101 INFO kablam!  --> src/lib.rs:3:1
Aug 01 19:04:10.101 INFO kablam!   |
Aug 01 19:04:10.101 INFO kablam! 3 | #![feature(const_fn)]
Aug 01 19:04:10.101 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:04:10.102 INFO kablam! 
Aug 01 19:04:10.104 INFO kablam! error: aborting due to previous error
Aug 01 19:04:10.104 INFO kablam! 
Aug 01 19:04:10.104 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:04:10.114 INFO kablam! error: Could not compile `w5500`.
Aug 01 19:04:10.114 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 19:04:10.116 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:04:10.116 INFO kablam!  --> src/lib.rs:3:1
Aug 01 19:04:10.116 INFO kablam!   |
Aug 01 19:04:10.116 INFO kablam! 3 | #![feature(const_fn)]
Aug 01 19:04:10.116 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:04:10.116 INFO kablam! 
Aug 01 19:04:10.118 INFO kablam! error: aborting due to previous error
Aug 01 19:04:10.118 INFO kablam! 
Aug 01 19:04:10.118 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:04:10.127 INFO kablam! error: Could not compile `w5500`.
Aug 01 19:04:10.127 INFO kablam! 
Aug 01 19:04:10.127 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 19:04:10.128 INFO kablam! su: No module specific data is present
Aug 01 19:04:10.657 INFO running `"docker" "rm" "-f" "e36c51e4bff942ad4adb5e098950fa93028acea3da6b519da0ba53369ce3fc49"`
Aug 01 19:04:10.819 INFO blam! e36c51e4bff942ad4adb5e098950fa93028acea3da6b519da0ba53369ce3fc49