Sep 02 05:52:37.572 INFO checking ogrep-0.2.1 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 05:52:37.572 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 05:52:37.572 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-2/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 05:52:37.753 INFO blam! 86e61f248c546a58447f19fd94d977ec3fa7bc95162650cd292dae9c2fb45e46
Sep 02 05:52:37.755 INFO running `"docker" "start" "-a" "86e61f248c546a58447f19fd94d977ec3fa7bc95162650cd292dae9c2fb45e46"`
Sep 02 05:52:38.367 INFO kablam!     Checking ogrep v0.2.1 (file:///source)
Sep 02 05:52:39.575 INFO kablam! error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::convert::From<&_>`
Sep 02 05:52:39.575 INFO kablam!    --> src/main.rs:541:17
Sep 02 05:52:39.575 INFO kablam!     |
Sep 02 05:52:39.575 INFO kablam! 541 |                 Cow::from(options.pattern.as_ref())
Sep 02 05:52:39.575 INFO kablam!     |                 ^^^^^^^^^
Sep 02 05:52:39.575 INFO kablam!     |
Sep 02 05:52:39.575 INFO kablam!     = note: required by `std::convert::From::from`
Sep 02 05:52:39.575 INFO kablam! 
Sep 02 05:52:39.595 INFO kablam! error: aborting due to previous error
Sep 02 05:52:39.595 INFO kablam! 
Sep 02 05:52:39.595 INFO kablam! For more information about this error, try `rustc --explain E0283`.
Sep 02 05:52:39.605 INFO kablam! error: Could not compile `ogrep`.
Sep 02 05:52:39.605 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 05:52:39.658 INFO kablam! error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::convert::From<&_>`
Sep 02 05:52:39.658 INFO kablam!    --> src/main.rs:541:17
Sep 02 05:52:39.658 INFO kablam!     |
Sep 02 05:52:39.658 INFO kablam! 541 |                 Cow::from(options.pattern.as_ref())
Sep 02 05:52:39.658 INFO kablam!     |                 ^^^^^^^^^
Sep 02 05:52:39.658 INFO kablam!     |
Sep 02 05:52:39.658 INFO kablam!     = note: required by `std::convert::From::from`
Sep 02 05:52:39.658 INFO kablam! 
Sep 02 05:52:39.680 INFO kablam! error: aborting due to previous error
Sep 02 05:52:39.680 INFO kablam! 
Sep 02 05:52:39.680 INFO kablam! For more information about this error, try `rustc --explain E0283`.
Sep 02 05:52:39.690 INFO kablam! error: Could not compile `ogrep`.
Sep 02 05:52:39.690 INFO kablam! 
Sep 02 05:52:39.690 INFO kablam! To learn more, run the command again with --verbose.
Sep 02 05:52:39.692 INFO kablam! su: No module specific data is present
Sep 02 05:52:40.099 INFO running `"docker" "rm" "-f" "86e61f248c546a58447f19fd94d977ec3fa7bc95162650cd292dae9c2fb45e46"`
Sep 02 05:52:40.215 INFO blam! 86e61f248c546a58447f19fd94d977ec3fa7bc95162650cd292dae9c2fb45e46