Aug 01 21:26:31.900 INFO checking std-logger-0.3.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 21:26:31.900 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:26:31.900 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 21:26:31.900 INFO running `"docker" "create" "-v" "/tmp/crater.KEm9Dhd5wZwx:/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 01 21:26:32.150 INFO blam! f55d86794d7b95cc238a7bbe90aeb3b82afbb12d4e66ebde93851a86eaf68b72
Aug 01 21:26:32.153 INFO running `"docker" "start" "-a" "f55d86794d7b95cc238a7bbe90aeb3b82afbb12d4e66ebde93851a86eaf68b72"`
Aug 01 21:26:33.131 INFO kablam!     Checking log-panics v2.0.0
Aug 01 21:26:33.565 INFO kablam!     Checking std-logger v0.3.0 (file:///source)
Aug 01 21:26:34.759 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 21:26:34.759 INFO kablam!  --> benches/benchmarks.rs:8:1
Aug 01 21:26:34.759 INFO kablam!   |
Aug 01 21:26:34.759 INFO kablam! 8 | #![feature(test)]
Aug 01 21:26:34.759 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 21:26:34.759 INFO kablam! 
Aug 01 21:26:34.760 INFO kablam! error: aborting due to previous error
Aug 01 21:26:34.760 INFO kablam! 
Aug 01 21:26:34.760 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 21:26:34.768 INFO kablam! error: Could not compile `std-logger`.
Aug 01 21:26:34.769 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 21:26:35.136 INFO kablam! error: build failed
Aug 01 21:26:35.137 INFO kablam! su: No module specific data is present
Aug 01 21:26:35.923 INFO running `"docker" "rm" "-f" "f55d86794d7b95cc238a7bbe90aeb3b82afbb12d4e66ebde93851a86eaf68b72"`
Aug 01 21:26:36.067 INFO blam! f55d86794d7b95cc238a7bbe90aeb3b82afbb12d4e66ebde93851a86eaf68b72