Sep 01 13:38:26.704 INFO checking mp3-metadata-0.3.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 13:38:26.704 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 13:38:26.704 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 13:38:26.974 INFO blam! 324a2b28c99ecb6cd39193bead97506b9584be2d428d2df9e776e4981a48d903
Sep 01 13:38:26.976 INFO running `"docker" "start" "-a" "324a2b28c99ecb6cd39193bead97506b9584be2d428d2df9e776e4981a48d903"`
Sep 01 13:38:27.744 INFO kablam!     Checking mp3-metadata v0.3.0 (file:///source)
Sep 01 13:38:27.748 INFO kablam!     Checking simplemad v0.8.1
Sep 01 13:38:34.743 INFO kablam! warning: unused variable: `meta`
Sep 01 13:38:34.743 INFO kablam!  --> tests/error_check.rs:8:9
Sep 01 13:38:34.743 INFO kablam!   |
Sep 01 13:38:34.743 INFO kablam! 8 |     let meta = mp3_metadata::read_from_file("assets/error.mp3");//.expect("File error");
Sep 01 13:38:34.743 INFO kablam!   |         ^^^^ help: consider using `_meta` instead
Sep 01 13:38:34.744 INFO kablam!   |
Sep 01 13:38:34.744 INFO kablam!   = note: #[warn(unused_variables)] on by default
Sep 01 13:38:34.744 INFO kablam! 
Sep 01 13:38:35.266 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.70s
Sep 01 13:38:35.278 INFO kablam! su: No module specific data is present
Sep 01 13:38:36.044 INFO running `"docker" "rm" "-f" "324a2b28c99ecb6cd39193bead97506b9584be2d428d2df9e776e4981a48d903"`
Sep 01 13:38:36.205 INFO blam! 324a2b28c99ecb6cd39193bead97506b9584be2d428d2df9e776e4981a48d903