Aug 17 15:22:08.474 INFO checking pairlock-0.1.0 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 15:22:08.474 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 15:22:08.474 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 15:22:08.474 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-4/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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 +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 15:22:08.715 INFO blam! ed96a154c4e2b4070c53c51982cb8843ae425cf4f1f72df008a249c908f8f9b7
Aug 17 15:22:08.717 INFO running `"docker" "start" "-a" "ed96a154c4e2b4070c53c51982cb8843ae425cf4f1f72df008a249c908f8f9b7"`
Aug 17 15:22:09.966 INFO kablam!     Checking pairlock v0.1.0 (file:///source)
Aug 17 15:22:12.375 INFO kablam! warning: unused import: `black_box`
Aug 17 15:22:12.375 INFO kablam!  --> benches/race_detection.rs:3:21
Aug 17 15:22:12.375 INFO kablam!   |
Aug 17 15:22:12.375 INFO kablam! 3 | use test::{Bencher, black_box};
Aug 17 15:22:12.375 INFO kablam!   |                     ^^^^^^^^^
Aug 17 15:22:12.375 INFO kablam!   |
Aug 17 15:22:12.375 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 17 15:22:12.375 INFO kablam! 
Aug 17 15:22:14.239 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
Aug 17 15:22:14.250 INFO kablam! su: No module specific data is present
Aug 17 15:22:14.766 INFO running `"docker" "rm" "-f" "ed96a154c4e2b4070c53c51982cb8843ae425cf4f1f72df008a249c908f8f9b7"`
Aug 17 15:22:14.949 INFO blam! ed96a154c4e2b4070c53c51982cb8843ae425cf4f1f72df008a249c908f8f9b7