Sep 04 03:19:56.666 INFO checking shellscript-0.3.1 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 03:19:56.666 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 03:19:56.666 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-0/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 03:19:56.822 INFO blam! 61bb49c6ba8542c0ec44d64de80d1916ee8a211853e020e9948a8cedf87056e1
Sep 04 03:19:56.824 INFO running `"docker" "start" "-a" "61bb49c6ba8542c0ec44d64de80d1916ee8a211853e020e9948a8cedf87056e1"`
Sep 04 03:19:57.548 INFO kablam!     Checking shellscript v0.3.1 (file:///source)
Sep 04 03:19:57.981 INFO kablam! warning: unused variable: `result2`
Sep 04 03:19:57.981 INFO kablam!   --> src/lib.rs:57:9
Sep 04 03:19:57.981 INFO kablam!    |
Sep 04 03:19:57.981 INFO kablam! 57 |     let result2 = result.write(&mut buff).unwrap();
Sep 04 03:19:57.981 INFO kablam!    |         ^^^^^^^ help: consider using `_result2` instead
Sep 04 03:19:57.981 INFO kablam!    |
Sep 04 03:19:57.981 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 04 03:19:57.981 INFO kablam! 
Sep 04 03:19:58.072 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Sep 04 03:19:58.074 INFO kablam! su: No module specific data is present
Sep 04 03:19:58.534 INFO running `"docker" "rm" "-f" "61bb49c6ba8542c0ec44d64de80d1916ee8a211853e020e9948a8cedf87056e1"`
Sep 04 03:19:58.626 INFO blam! 61bb49c6ba8542c0ec44d64de80d1916ee8a211853e020e9948a8cedf87056e1