Dec 12 10:15:48.114 INFO checking parking_lot_mpsc-0.1.5 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 10:15:48.114 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 12 10:15:48.532 INFO [stdout] 0d1e6243b3dd73cce4987d1fbe2027a43f51f9a3923dac1d2a0b671f2ba3f24b
Dec 12 10:15:48.536 INFO running `"docker" "start" "-a" "0d1e6243b3dd73cce4987d1fbe2027a43f51f9a3923dac1d2a0b671f2ba3f24b"`
Dec 12 10:15:49.641 INFO [stderr] usermod: no changes
Dec 12 10:15:49.752 INFO [stderr]     Checking parking_lot v0.4.8
Dec 12 10:15:51.060 INFO [stderr]     Checking parking_lot_mpsc v0.1.5 (/source)
Dec 12 10:15:55.500 INFO [stderr] warning: unused return value of `std::clone::Clone::clone` that must be used
Dec 12 10:15:55.500 INFO [stderr]    --> src/select.rs:522:13
Dec 12 10:15:55.500 INFO [stderr]     |
Dec 12 10:15:55.500 INFO [stderr] 522 |             tx1.clone();
Dec 12 10:15:55.500 INFO [stderr]     |             ^^^^^^^^^^^^
Dec 12 10:15:55.500 INFO [stderr]     |
Dec 12 10:15:55.500 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 10:15:55.500 INFO [stderr]     = note: cloning is often expensive and is not expected to have side effects
Dec 12 10:15:55.500 INFO [stderr] 
Dec 12 10:15:55.500 INFO [stderr] warning: unused return value of `std::clone::Clone::clone` that must be used
Dec 12 10:15:55.500 INFO [stderr]    --> src/select.rs:544:13
Dec 12 10:15:55.500 INFO [stderr]     |
Dec 12 10:15:55.500 INFO [stderr] 544 |             tx1.clone();
Dec 12 10:15:55.500 INFO [stderr]     |             ^^^^^^^^^^^^
Dec 12 10:15:55.500 INFO [stderr]     |
Dec 12 10:15:55.500 INFO [stderr]     = note: cloning is often expensive and is not expected to have side effects
Dec 12 10:15:55.500 INFO [stderr] 
Dec 12 10:15:55.594 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.92s
Dec 12 10:15:55.597 INFO [stderr] su: No module specific data is present
Dec 12 10:15:56.206 INFO running `"docker" "inspect" "0d1e6243b3dd73cce4987d1fbe2027a43f51f9a3923dac1d2a0b671f2ba3f24b"`
Dec 12 10:15:56.412 INFO running `"docker" "rm" "-f" "0d1e6243b3dd73cce4987d1fbe2027a43f51f9a3923dac1d2a0b671f2ba3f24b"`
Dec 12 10:15:56.648 INFO [stdout] 0d1e6243b3dd73cce4987d1fbe2027a43f51f9a3923dac1d2a0b671f2ba3f24b