Aug 01 19:44:54.770 INFO checking uart_16550-0.1.0 against 1.27.2 for lazy_static-1
Aug 01 19:44:54.770 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:44:54.770 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:44:54.771 INFO running `"docker" "create" "-v" "/tmp/crater.8AJaV6HwYFto:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/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 19:44:54.976 INFO blam! 4912df628f2c37c25a77a1e03c48bd6c15bd02b4121736b577d9ecb37cb7b8f1
Aug 01 19:44:54.978 INFO running `"docker" "start" "-a" "4912df628f2c37c25a77a1e03c48bd6c15bd02b4121736b577d9ecb37cb7b8f1"`
Aug 01 19:44:55.945 INFO kablam!     Checking ux v0.1.2
Aug 01 19:44:55.945 INFO kablam!     Checking os_bootinfo v0.2.1
Aug 01 19:44:55.945 INFO kablam!     Checking bit_field v0.9.0
Aug 01 19:44:55.945 INFO kablam!     Checking usize_conversions v0.2.0
Aug 01 19:44:56.118 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:44:56.118 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/usize_conversions-0.2.0/src/lib.rs:6:1
Aug 01 19:44:56.118 INFO kablam!   |
Aug 01 19:44:56.118 INFO kablam! 6 | #![feature(i128_type)]
Aug 01 19:44:56.118 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:44:56.118 INFO kablam! 
Aug 01 19:44:56.118 INFO kablam! error: aborting due to previous error
Aug 01 19:44:56.118 INFO kablam! 
Aug 01 19:44:56.118 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:44:56.122 INFO kablam! error: Could not compile `usize_conversions`.
Aug 01 19:44:56.122 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 19:45:11.538 INFO kablam! error: build failed
Aug 01 19:45:11.539 INFO kablam! su: No module specific data is present
Aug 01 19:45:12.170 INFO running `"docker" "rm" "-f" "4912df628f2c37c25a77a1e03c48bd6c15bd02b4121736b577d9ecb37cb7b8f1"`
Aug 01 19:45:12.356 INFO blam! 4912df628f2c37c25a77a1e03c48bd6c15bd02b4121736b577d9ecb37cb7b8f1