Aug 02 05:09:51.106 INFO checking lines-0.0.6 against 1.27.2+tmplazy for lazy_static-1
Aug 02 05:09:51.106 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:09:51.106 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:09:51.106 INFO running `"docker" "create" "-v" "/tmp/crater.alonB9rYxFqL:/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 05:09:51.326 INFO blam! ea660b859e051c656ccdb328bec61f6b13896dd9f4b07c1cda691322f326859e
Aug 02 05:09:51.330 INFO running `"docker" "start" "-a" "ea660b859e051c656ccdb328bec61f6b13896dd9f4b07c1cda691322f326859e"`
Aug 02 05:09:52.527 INFO kablam!     Checking lines v0.0.6 (file:///source)
Aug 02 05:09:53.002 INFO kablam! warning: unnecessary parentheses around method argument
Aug 02 05:09:53.002 INFO kablam!   --> src/linemapper.rs:57:54
Aug 02 05:09:53.002 INFO kablam!    |
Aug 02 05:09:53.002 INFO kablam! 57 |                         line_start.extend_from_slice((&b[..i+1]));
Aug 02 05:09:53.002 INFO kablam!    |                                                      ^^^^^^^^^^^ help: remove these parentheses
Aug 02 05:09:53.002 INFO kablam!    |
Aug 02 05:09:53.003 INFO kablam!    = note: #[warn(unused_parens)] on by default
Aug 02 05:09:53.003 INFO kablam! 
Aug 02 05:09:53.007 INFO kablam! warning: unnecessary parentheses around method argument
Aug 02 05:09:53.007 INFO kablam!   --> src/linemapper.rs:57:54
Aug 02 05:09:53.007 INFO kablam!    |
Aug 02 05:09:53.007 INFO kablam! 57 |                         line_start.extend_from_slice((&b[..i+1]));
Aug 02 05:09:53.007 INFO kablam!    |                                                      ^^^^^^^^^^^ help: remove these parentheses
Aug 02 05:09:53.007 INFO kablam!    |
Aug 02 05:09:53.007 INFO kablam!    = note: #[warn(unused_parens)] on by default
Aug 02 05:09:53.007 INFO kablam! 
Aug 02 05:09:53.817 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:09:53.817 INFO kablam!  --> benches/lib.rs:1:1
Aug 02 05:09:53.817 INFO kablam!   |
Aug 02 05:09:53.817 INFO kablam! 1 | #![feature(test)]
Aug 02 05:09:53.817 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 05:09:53.817 INFO kablam! 
Aug 02 05:09:53.818 INFO kablam! error: aborting due to previous error
Aug 02 05:09:53.818 INFO kablam! 
Aug 02 05:09:53.818 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 05:09:53.824 INFO kablam! error: Could not compile `lines`.
Aug 02 05:09:53.824 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 05:09:54.120 INFO kablam! error: build failed
Aug 02 05:09:54.121 INFO kablam! su: No module specific data is present
Aug 02 05:09:54.674 INFO running `"docker" "rm" "-f" "ea660b859e051c656ccdb328bec61f6b13896dd9f4b07c1cda691322f326859e"`
Aug 02 05:09:54.864 INFO blam! ea660b859e051c656ccdb328bec61f6b13896dd9f4b07c1cda691322f326859e