Aug 02 04:39:53.306 INFO checking mat4-0.1.4 against 1.27.2 for lazy_static-1
Aug 02 04:39:53.306 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:39:53.306 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:39:53.306 INFO running `"docker" "create" "-v" "/tmp/crater.IvAnNkkWR5Zq:/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 02 04:39:53.614 INFO blam! 3b0419ef807b115d46ec61262b2a9efe09468c88e1162527d7b3dd30af7fda4d
Aug 02 04:39:53.616 INFO running `"docker" "start" "-a" "3b0419ef807b115d46ec61262b2a9efe09468c88e1162527d7b3dd30af7fda4d"`
Aug 02 04:39:56.016 INFO kablam!     Checking number_traits v0.2.4
Aug 02 04:39:56.544 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:39:56.544 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/number_traits-0.2.4/src/lib.rs:1:1
Aug 02 04:39:56.544 INFO kablam!   |
Aug 02 04:39:56.544 INFO kablam! 1 | #![feature(alloc)]
Aug 02 04:39:56.545 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 02 04:39:56.545 INFO kablam! 
Aug 02 04:39:56.545 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:39:56.545 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/number_traits-0.2.4/src/lib.rs:2:1
Aug 02 04:39:56.545 INFO kablam!   |
Aug 02 04:39:56.545 INFO kablam! 2 | #![feature(core_intrinsics)]
Aug 02 04:39:56.545 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:39:56.545 INFO kablam! 
Aug 02 04:39:56.545 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:39:56.545 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/number_traits-0.2.4/src/lib.rs:3:1
Aug 02 04:39:56.545 INFO kablam!   |
Aug 02 04:39:56.545 INFO kablam! 3 | #![feature(intrinsics)]
Aug 02 04:39:56.545 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:39:56.545 INFO kablam! 
Aug 02 04:39:56.545 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:39:56.545 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/number_traits-0.2.4/src/lib.rs:4:1
Aug 02 04:39:56.545 INFO kablam!   |
Aug 02 04:39:56.545 INFO kablam! 4 | #![feature(u128_type, i128_type, u128, i128)]
Aug 02 04:39:56.545 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:39:56.545 INFO kablam! 
Aug 02 04:39:56.596 INFO kablam! error: aborting due to 4 previous errors
Aug 02 04:39:56.597 INFO kablam! 
Aug 02 04:39:56.597 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:39:56.621 INFO kablam! error: Could not compile `number_traits`.
Aug 02 04:39:56.621 INFO kablam! 
Aug 02 04:39:56.621 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 04:39:56.623 INFO kablam! su: No module specific data is present
Aug 02 04:39:57.751 INFO running `"docker" "rm" "-f" "3b0419ef807b115d46ec61262b2a9efe09468c88e1162527d7b3dd30af7fda4d"`
Aug 02 04:39:57.855 INFO blam! 3b0419ef807b115d46ec61262b2a9efe09468c88e1162527d7b3dd30af7fda4d