Aug 01 18:43:09.916 INFO checking wigner-symbols-0.3.0 against 1.27.2 for lazy_static-1
Aug 01 18:43:09.916 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:43:09.916 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:43:09.916 INFO running `"docker" "create" "-v" "/tmp/crater.Y7LyK8pG11rQ:/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 18:43:10.188 INFO blam! febfac7ba19260d7386fa46f5c90d3c3db53e03e1c5790b8fdb8b9b7a8ead100
Aug 01 18:43:10.191 INFO running `"docker" "start" "-a" "febfac7ba19260d7386fa46f5c90d3c3db53e03e1c5790b8fdb8b9b7a8ead100"`
Aug 01 18:43:11.343 INFO kablam!    Compiling gmp-mpfr-sys v1.1.8
Aug 01 18:43:11.344 INFO kablam!    Compiling rug v0.9.3
Aug 01 18:45:38.967 INFO kablam!     Checking wigner-symbols v0.3.0 (file:///source)
Aug 01 18:45:42.404 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:45:42.404 INFO kablam!  --> benches/main.rs:1:1
Aug 01 18:45:42.404 INFO kablam!   |
Aug 01 18:45:42.404 INFO kablam! 1 | #![feature(test)]
Aug 01 18:45:42.404 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 18:45:42.404 INFO kablam! 
Aug 01 18:45:42.404 INFO kablam! error: aborting due to previous error
Aug 01 18:45:42.404 INFO kablam! 
Aug 01 18:45:42.404 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:45:42.425 INFO kablam! error: Could not compile `wigner-symbols`.
Aug 01 18:45:42.425 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:45:43.051 INFO kablam! error: build failed
Aug 01 18:45:43.053 INFO kablam! su: No module specific data is present
Aug 01 18:45:43.756 INFO running `"docker" "rm" "-f" "febfac7ba19260d7386fa46f5c90d3c3db53e03e1c5790b8fdb8b9b7a8ead100"`
Aug 01 18:45:43.916 INFO blam! febfac7ba19260d7386fa46f5c90d3c3db53e03e1c5790b8fdb8b9b7a8ead100