Sep 10 06:07:47.153 INFO checking xcur-0.1.3 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 06:07:47.153 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 06:07:47.153 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 06:07:47.279 INFO blam! 9f0701d332a3715d8f3f586ac7e5f53cb023e73eec48743baaa8c1ac2595aa3d
Sep 10 06:07:47.280 INFO running `"docker" "start" "-a" "9f0701d332a3715d8f3f586ac7e5f53cb023e73eec48743baaa8c1ac2595aa3d"`
Sep 10 06:07:48.089 INFO kablam! usermod: no changes
Sep 10 06:07:48.134 INFO kablam!     Checking xcur v0.1.3 (file:///source)
Sep 10 06:07:48.357 INFO kablam! warning: unused variable: `file`
Sep 10 06:07:48.357 INFO kablam!   --> src/lib.rs:55:13
Sep 10 06:07:48.357 INFO kablam!    |
Sep 10 06:07:48.357 INFO kablam! 55 |         let file = parser::File::parse(data).unwrap();
Sep 10 06:07:48.357 INFO kablam!    |             ^^^^ help: consider using `_file` instead
Sep 10 06:07:48.357 INFO kablam!    |
Sep 10 06:07:48.357 INFO kablam!    = note: #[warn(unused_variables)] on by default
Sep 10 06:07:48.357 INFO kablam! 
Sep 10 06:07:48.397 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
Sep 10 06:07:48.400 INFO kablam! su: No module specific data is present
Sep 10 06:07:48.862 INFO running `"docker" "rm" "-f" "9f0701d332a3715d8f3f586ac7e5f53cb023e73eec48743baaa8c1ac2595aa3d"`
Sep 10 06:07:48.956 INFO blam! 9f0701d332a3715d8f3f586ac7e5f53cb023e73eec48743baaa8c1ac2595aa3d