Sep 04 23:36:50.913 INFO checking cpubars-0.1.1 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 23:36:50.913 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 23:36:50.913 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-1/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/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 +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 23:36:51.107 INFO blam! eba0bde0932297cd5cd1c63c37ec59b74b6d69301af027a5e1dc1a7217e8d4b4
Sep 04 23:36:51.109 INFO running `"docker" "start" "-a" "eba0bde0932297cd5cd1c63c37ec59b74b6d69301af027a5e1dc1a7217e8d4b4"`
Sep 04 23:36:51.850 INFO kablam!     Checking cpubars v0.1.1 (file:///source)
Sep 04 23:36:54.642 INFO kablam! warning: unused variable: `utilization`
Sep 04 23:36:54.642 INFO kablam!    --> src/model.rs:130:13
Sep 04 23:36:54.642 INFO kablam!     |
Sep 04 23:36:54.642 INFO kablam! 130 |         let utilization = s2 - s1;
Sep 04 23:36:54.642 INFO kablam!     |             ^^^^^^^^^^^ help: consider using `_utilization` instead
Sep 04 23:36:54.642 INFO kablam!     |
Sep 04 23:36:54.642 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 23:36:54.642 INFO kablam! 
Sep 04 23:36:54.769 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
Sep 04 23:36:54.775 INFO kablam! su: No module specific data is present
Sep 04 23:36:55.345 INFO running `"docker" "rm" "-f" "eba0bde0932297cd5cd1c63c37ec59b74b6d69301af027a5e1dc1a7217e8d4b4"`
Sep 04 23:36:55.429 INFO blam! eba0bde0932297cd5cd1c63c37ec59b74b6d69301af027a5e1dc1a7217e8d4b4