Sep 10 09:51:07.021 INFO checking shellscript-0.3.1 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 09:51:07.021 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 09:51:07.021 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-6/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 09:51:07.250 INFO blam! 1a328e94e1a4016c9a2f2638f107065f227488c4b039c964b65c8b57d4fc785b
Sep 10 09:51:07.252 INFO running `"docker" "start" "-a" "1a328e94e1a4016c9a2f2638f107065f227488c4b039c964b65c8b57d4fc785b"`
Sep 10 09:51:08.578 INFO kablam! usermod: no changes
Sep 10 09:51:08.634 INFO kablam!     Checking shellscript v0.3.1 (file:///source)
Sep 10 09:51:09.342 INFO kablam! warning: unused variable: `result2`
Sep 10 09:51:09.342 INFO kablam!   --> src/lib.rs:57:9
Sep 10 09:51:09.342 INFO kablam!    |
Sep 10 09:51:09.342 INFO kablam! 57 |     let result2 = result.write(&mut buff).unwrap();
Sep 10 09:51:09.342 INFO kablam!    |         ^^^^^^^ help: consider using `_result2` instead
Sep 10 09:51:09.342 INFO kablam!    |
Sep 10 09:51:09.342 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 09:51:09.342 INFO kablam! 
Sep 10 09:51:09.391 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Sep 10 09:51:09.399 INFO kablam! su: No module specific data is present
Sep 10 09:51:10.486 INFO running `"docker" "rm" "-f" "1a328e94e1a4016c9a2f2638f107065f227488c4b039c964b65c8b57d4fc785b"`
Sep 10 09:51:10.620 INFO blam! 1a328e94e1a4016c9a2f2638f107065f227488c4b039c964b65c8b57d4fc785b