Sep 19 21:29:52.146 INFO checking ogrep-0.2.1 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 21:29:52.146 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 21:29:52.146 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-3/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 21:29:52.290 INFO blam! ce7733d21f033a9b8ab10740d7e06ee959b482704be3ac7f205d3b0447de365d
Sep 19 21:29:52.292 INFO running `"docker" "start" "-a" "ce7733d21f033a9b8ab10740d7e06ee959b482704be3ac7f205d3b0447de365d"`
Sep 19 21:29:52.955 INFO kablam! usermod: no changes
Sep 19 21:29:53.042 INFO kablam!     Checking ogrep v0.2.1 (/source)
Sep 19 21:29:53.834 INFO kablam! error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::convert::From<&_>`
Sep 19 21:29:53.834 INFO kablam!    --> src/main.rs:541:17
Sep 19 21:29:53.834 INFO kablam!     |
Sep 19 21:29:53.834 INFO kablam! 541 |                 Cow::from(options.pattern.as_ref())
Sep 19 21:29:53.834 INFO kablam!     |                 ^^^^^^^^^
Sep 19 21:29:53.834 INFO kablam!     |
Sep 19 21:29:53.834 INFO kablam!     = note: required by `std::convert::From::from`
Sep 19 21:29:53.834 INFO kablam! 
Sep 19 21:29:53.861 INFO kablam! error: aborting due to previous error
Sep 19 21:29:53.861 INFO kablam! 
Sep 19 21:29:53.861 INFO kablam! For more information about this error, try `rustc --explain E0283`.
Sep 19 21:29:53.880 INFO kablam! error: Could not compile `ogrep`.
Sep 19 21:29:53.881 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 21:29:53.997 INFO kablam! error[E0283]: type annotations required: cannot resolve `std::borrow::Cow<'_, str>: std::convert::From<&_>`
Sep 19 21:29:53.997 INFO kablam!    --> src/main.rs:541:17
Sep 19 21:29:53.997 INFO kablam!     |
Sep 19 21:29:53.997 INFO kablam! 541 |                 Cow::from(options.pattern.as_ref())
Sep 19 21:29:53.997 INFO kablam!     |                 ^^^^^^^^^
Sep 19 21:29:53.997 INFO kablam!     |
Sep 19 21:29:53.997 INFO kablam!     = note: required by `std::convert::From::from`
Sep 19 21:29:53.998 INFO kablam! 
Sep 19 21:29:54.016 INFO kablam! error: aborting due to previous error
Sep 19 21:29:54.016 INFO kablam! 
Sep 19 21:29:54.016 INFO kablam! For more information about this error, try `rustc --explain E0283`.
Sep 19 21:29:54.028 INFO kablam! error: Could not compile `ogrep`.
Sep 19 21:29:54.028 INFO kablam! 
Sep 19 21:29:54.028 INFO kablam! To learn more, run the command again with --verbose.
Sep 19 21:29:54.030 INFO kablam! su: No module specific data is present
Sep 19 21:29:54.785 INFO running `"docker" "rm" "-f" "ce7733d21f033a9b8ab10740d7e06ee959b482704be3ac7f205d3b0447de365d"`
Sep 19 21:29:54.890 INFO blam! ce7733d21f033a9b8ab10740d7e06ee959b482704be3ac7f205d3b0447de365d