Aug 02 03:03:10.763 INFO checking openat-0.1.15 against 1.27.2+tmplazy for lazy_static-1
Aug 02 03:03:10.763 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:03:10.763 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:03:10.763 INFO running `"docker" "create" "-v" "/tmp/crater.qWwnOGDpntLa:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2+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 03:03:10.945 INFO blam! 5e9057d8bb784596f3d1b8f840ff1fe09829be836a72800d26108a077dcf7fb5
Aug 02 03:03:10.951 INFO running `"docker" "start" "-a" "5e9057d8bb784596f3d1b8f840ff1fe09829be836a72800d26108a077dcf7fb5"`
Aug 02 03:03:11.886 INFO kablam!     Checking openat v0.1.15 (file:///source)
Aug 02 03:03:13.272 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:03:13.272 INFO kablam!  --> benches/count_processes.rs:1:1
Aug 02 03:03:13.272 INFO kablam!   |
Aug 02 03:03:13.272 INFO kablam! 1 | #![feature(test)]
Aug 02 03:03:13.272 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 03:03:13.273 INFO kablam! 
Aug 02 03:03:13.273 INFO kablam! error: aborting due to previous error
Aug 02 03:03:13.273 INFO kablam! 
Aug 02 03:03:13.274 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:03:13.282 INFO kablam! error: Could not compile `openat`.
Aug 02 03:03:13.283 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:03:13.353 INFO kablam! error: build failed
Aug 02 03:03:13.355 INFO kablam! su: No module specific data is present
Aug 02 03:03:13.879 INFO running `"docker" "rm" "-f" "5e9057d8bb784596f3d1b8f840ff1fe09829be836a72800d26108a077dcf7fb5"`
Aug 02 03:03:14.039 INFO blam! 5e9057d8bb784596f3d1b8f840ff1fe09829be836a72800d26108a077dcf7fb5