Sep 06 03:01:42.359 INFO checking ogrep-0.2.1 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 03:01:42.359 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 03:01:42.359 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-5/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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" "-e" "USER_ID=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 03:01:42.537 INFO blam! 509b53998cefbef0aee654cae6d89a695a93d24077be3b9194e3a9993eb84953
Sep 06 03:01:42.539 INFO running `"docker" "start" "-a" "509b53998cefbef0aee654cae6d89a695a93d24077be3b9194e3a9993eb84953"`
Sep 06 03:01:43.379 INFO kablam! usermod: no changes
Sep 06 03:01:43.450 INFO kablam!     Checking ogrep v0.2.1 (file:///source)
Sep 06 03:01:44.138 INFO kablam! error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::convert::From<&_>`
Sep 06 03:01:44.138 INFO kablam!    --> src/main.rs:541:17
Sep 06 03:01:44.138 INFO kablam!     |
Sep 06 03:01:44.138 INFO kablam! 541 |                 Cow::from(options.pattern.as_ref())
Sep 06 03:01:44.138 INFO kablam!     |                 ^^^^^^^^^
Sep 06 03:01:44.138 INFO kablam!     |
Sep 06 03:01:44.138 INFO kablam!     = note: required by `std::convert::From::from`
Sep 06 03:01:44.138 INFO kablam! 
Sep 06 03:01:44.148 INFO kablam! error: aborting due to previous error
Sep 06 03:01:44.148 INFO kablam! 
Sep 06 03:01:44.148 INFO kablam! For more information about this error, try `rustc --explain E0283`.
Sep 06 03:01:44.157 INFO kablam! error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::convert::From<&_>`
Sep 06 03:01:44.157 INFO kablam!    --> src/main.rs:541:17
Sep 06 03:01:44.157 INFO kablam!     |
Sep 06 03:01:44.157 INFO kablam! 541 |                 Cow::from(options.pattern.as_ref())
Sep 06 03:01:44.157 INFO kablam!     |                 ^^^^^^^^^
Sep 06 03:01:44.157 INFO kablam!     |
Sep 06 03:01:44.157 INFO kablam!     = note: required by `std::convert::From::from`
Sep 06 03:01:44.157 INFO kablam! 
Sep 06 03:01:44.157 INFO kablam! error: Could not compile `ogrep`.
Sep 06 03:01:44.157 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 03:01:44.172 INFO kablam! error: aborting due to previous error
Sep 06 03:01:44.172 INFO kablam! 
Sep 06 03:01:44.172 INFO kablam! For more information about this error, try `rustc --explain E0283`.
Sep 06 03:01:44.182 INFO kablam! error: Could not compile `ogrep`.
Sep 06 03:01:44.182 INFO kablam! 
Sep 06 03:01:44.182 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 03:01:44.183 INFO kablam! su: No module specific data is present
Sep 06 03:01:44.721 INFO running `"docker" "rm" "-f" "509b53998cefbef0aee654cae6d89a695a93d24077be3b9194e3a9993eb84953"`
Sep 06 03:01:44.804 INFO blam! 509b53998cefbef0aee654cae6d89a695a93d24077be3b9194e3a9993eb84953