Aug 02 09:58:55.102 INFO checking fluent-locale-0.3.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 09:58:55.102 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:58:55.102 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:58:55.102 INFO running `"docker" "create" "-v" "/tmp/crater.sjBFKyhPm6iF:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2+tmplazy:/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 09:58:55.385 INFO blam! 5b3ec7e583e42170fac9c0e9adf016a5d613454228f9a59c8143dfd8e6861378
Aug 02 09:58:55.386 INFO running `"docker" "start" "-a" "5b3ec7e583e42170fac9c0e9adf016a5d613454228f9a59c8143dfd8e6861378"`
Aug 02 09:58:59.564 INFO kablam!     Checking fluent-locale v0.3.1 (file:///source)
Aug 02 09:59:01.211 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 09:59:01.211 INFO kablam!  --> benches/lib.rs:1:1
Aug 02 09:59:01.211 INFO kablam!   |
Aug 02 09:59:01.211 INFO kablam! 1 | #![feature(test)]
Aug 02 09:59:01.211 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 09:59:01.211 INFO kablam! 
Aug 02 09:59:01.211 INFO kablam! error: aborting due to previous error
Aug 02 09:59:01.211 INFO kablam! 
Aug 02 09:59:01.212 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 09:59:01.218 INFO kablam! error: Could not compile `fluent-locale`.
Aug 02 09:59:01.219 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 09:59:03.762 INFO kablam! error: build failed
Aug 02 09:59:03.763 INFO kablam! su: No module specific data is present
Aug 02 09:59:05.011 INFO running `"docker" "rm" "-f" "5b3ec7e583e42170fac9c0e9adf016a5d613454228f9a59c8143dfd8e6861378"`
Aug 02 09:59:05.233 INFO blam! 5b3ec7e583e42170fac9c0e9adf016a5d613454228f9a59c8143dfd8e6861378