Nov 03 04:26:13.645 INFO checking pairlock-0.1.0 against master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862 for pr-55517
Nov 03 04:26:13.645 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-7/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55517/master#f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +f6e9a6e41cd9b1fb687e296b5a6d4c6ad399f862-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 03 04:26:13.850 INFO blam! 104d4005687095fbc1692a4c382c584bceda748e9124824bd02d62ab79cb5621
Nov 03 04:26:13.853 INFO running `"docker" "start" "-a" "104d4005687095fbc1692a4c382c584bceda748e9124824bd02d62ab79cb5621"`
Nov 03 04:26:14.808 INFO kablam! usermod: no changes
Nov 03 04:26:14.884 INFO kablam!     Checking pairlock v0.1.0 (/source)
Nov 03 04:26:17.232 INFO kablam! warning: unused import: `black_box`
Nov 03 04:26:17.233 INFO kablam!  --> benches/race_detection.rs:3:21
Nov 03 04:26:17.233 INFO kablam!   |
Nov 03 04:26:17.233 INFO kablam! 3 | use test::{Bencher, black_box};
Nov 03 04:26:17.234 INFO kablam!   |                     ^^^^^^^^^
Nov 03 04:26:17.234 INFO kablam!   |
Nov 03 04:26:17.234 INFO kablam!   = note: #[warn(unused_imports)] on by default
Nov 03 04:26:17.234 INFO kablam! 
Nov 03 04:26:17.363 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
Nov 03 04:26:17.367 INFO kablam! su: No module specific data is present
Nov 03 04:26:19.046 INFO running `"docker" "rm" "-f" "104d4005687095fbc1692a4c382c584bceda748e9124824bd02d62ab79cb5621"`
Nov 03 04:26:19.156 INFO blam! 104d4005687095fbc1692a4c382c584bceda748e9124824bd02d62ab79cb5621