Sep 04 09:15:00.426 INFO checking ogrep-0.2.1 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 09:15:00.426 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 09:15:00.426 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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=500" "-e" "CMD=cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 09:15:00.622 INFO blam! 8d361fb88ec60436e6407032b7615bd24a33b48207577d3d364704f21c64f4b8
Sep 04 09:15:00.624 INFO running `"docker" "start" "-a" "8d361fb88ec60436e6407032b7615bd24a33b48207577d3d364704f21c64f4b8"`
Sep 04 09:15:01.269 INFO kablam!     Checking ogrep v0.2.1 (file:///source)
Sep 04 09:15:02.584 INFO kablam! error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::convert::From<&_>`
Sep 04 09:15:02.584 INFO kablam!    --> src/main.rs:541:17
Sep 04 09:15:02.584 INFO kablam!     |
Sep 04 09:15:02.584 INFO kablam! 541 |                 Cow::from(options.pattern.as_ref())
Sep 04 09:15:02.585 INFO kablam!     |                 ^^^^^^^^^
Sep 04 09:15:02.585 INFO kablam!     |
Sep 04 09:15:02.585 INFO kablam!     = note: required by `std::convert::From::from`
Sep 04 09:15:02.585 INFO kablam! 
Sep 04 09:15:02.606 INFO kablam! error: aborting due to previous error
Sep 04 09:15:02.607 INFO kablam! 
Sep 04 09:15:02.607 INFO kablam! For more information about this error, try `rustc --explain E0283`.
Sep 04 09:15:02.615 INFO kablam! error: Could not compile `ogrep`.
Sep 04 09:15:02.615 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 04 09:15:02.689 INFO kablam! error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::convert::From<&_>`
Sep 04 09:15:02.689 INFO kablam!    --> src/main.rs:541:17
Sep 04 09:15:02.689 INFO kablam!     |
Sep 04 09:15:02.689 INFO kablam! 541 |                 Cow::from(options.pattern.as_ref())
Sep 04 09:15:02.689 INFO kablam!     |                 ^^^^^^^^^
Sep 04 09:15:02.689 INFO kablam!     |
Sep 04 09:15:02.689 INFO kablam!     = note: required by `std::convert::From::from`
Sep 04 09:15:02.689 INFO kablam! 
Sep 04 09:15:02.709 INFO kablam! error: aborting due to previous error
Sep 04 09:15:02.709 INFO kablam! 
Sep 04 09:15:02.709 INFO kablam! For more information about this error, try `rustc --explain E0283`.
Sep 04 09:15:02.720 INFO kablam! error: Could not compile `ogrep`.
Sep 04 09:15:02.721 INFO kablam! 
Sep 04 09:15:02.721 INFO kablam! To learn more, run the command again with --verbose.
Sep 04 09:15:02.721 INFO kablam! su: No module specific data is present
Sep 04 09:15:03.102 INFO running `"docker" "rm" "-f" "8d361fb88ec60436e6407032b7615bd24a33b48207577d3d364704f21c64f4b8"`
Sep 04 09:15:03.219 INFO blam! 8d361fb88ec60436e6407032b7615bd24a33b48207577d3d364704f21c64f4b8