Sep 04 11:44:35.605 INFO checking pairlock-0.1.0 against master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8 for pr-53913
Sep 04 11:44:35.605 INFO running: cargo +2687112ea6a8701cbf36e6dd4d77d64694cf93d8-alt check --frozen --all --all-targets
Sep 04 11:44:35.605 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53913/master#2687112ea6a8701cbf36e6dd4d77d64694cf93d8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-3/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 11:44:35.758 INFO blam! ca31b8600c0b50ccead4d639cd5b43dad7732be6f47426c9619b3c8a1251aa58
Sep 04 11:44:35.760 INFO running `"docker" "start" "-a" "ca31b8600c0b50ccead4d639cd5b43dad7732be6f47426c9619b3c8a1251aa58"`
Sep 04 11:44:36.340 INFO kablam!     Checking pairlock v0.1.0 (file:///source)
Sep 04 11:44:37.630 INFO kablam! warning: unused import: `black_box`
Sep 04 11:44:37.630 INFO kablam!  --> benches/race_detection.rs:3:21
Sep 04 11:44:37.630 INFO kablam!   |
Sep 04 11:44:37.630 INFO kablam! 3 | use test::{Bencher, black_box};
Sep 04 11:44:37.630 INFO kablam!   |                     ^^^^^^^^^
Sep 04 11:44:37.630 INFO kablam!   |
Sep 04 11:44:37.630 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 04 11:44:37.630 INFO kablam! 
Sep 04 11:44:38.097 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.77s
Sep 04 11:44:38.100 INFO kablam! su: No module specific data is present
Sep 04 11:44:38.618 INFO running `"docker" "rm" "-f" "ca31b8600c0b50ccead4d639cd5b43dad7732be6f47426c9619b3c8a1251aa58"`
Sep 04 11:44:38.700 INFO blam! ca31b8600c0b50ccead4d639cd5b43dad7732be6f47426c9619b3c8a1251aa58