Dec 04 21:54:13.312 INFO checking benschulz/acid against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 21:54:13.312 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 21:54:13.820 INFO [stdout] 2cd3b00b4355152c687c6e415b268bf510776e1fe60d9d41b8fe052c2ee4d926
Dec 04 21:54:13.822 INFO running `"docker" "start" "-a" "2cd3b00b4355152c687c6e415b268bf510776e1fe60d9d41b8fe052c2ee4d926"`
Dec 04 21:54:15.115 INFO [stderr] usermod: no changes
Dec 04 21:54:15.181 INFO [stderr]     Checking acid v0.1.0 (/source)
Dec 04 21:54:15.804 INFO [stderr] warning: unused return value of `std::clone::Clone::clone` that must be used
Dec 04 21:54:15.804 INFO [stderr]   --> src/lib.rs:51:5
Dec 04 21:54:15.804 INFO [stderr]    |
Dec 04 21:54:15.804 INFO [stderr] 51 |     acid.clone();
Dec 04 21:54:15.804 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 04 21:54:15.804 INFO [stderr]    |
Dec 04 21:54:15.804 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 21:54:15.804 INFO [stderr]    = note: cloning is often expensive and is not expected to have side effects
Dec 04 21:54:15.804 INFO [stderr] 
Dec 04 21:54:15.814 INFO [stderr] warning: unused return value of `std::clone::Clone::clone` that must be used
Dec 04 21:54:15.815 INFO [stderr]   --> src/lib.rs:52:5
Dec 04 21:54:15.815 INFO [stderr]    |
Dec 04 21:54:15.815 INFO [stderr] 52 |     acid.clone();
Dec 04 21:54:15.815 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 04 21:54:15.815 INFO [stderr]    |
Dec 04 21:54:15.815 INFO [stderr]    = note: cloning is often expensive and is not expected to have side effects
Dec 04 21:54:15.815 INFO [stderr] 
Dec 04 21:54:16.283 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
Dec 04 21:54:16.285 INFO [stderr] su: No module specific data is present
Dec 04 21:54:17.081 INFO running `"docker" "inspect" "2cd3b00b4355152c687c6e415b268bf510776e1fe60d9d41b8fe052c2ee4d926"`
Dec 04 21:54:17.356 INFO running `"docker" "rm" "-f" "2cd3b00b4355152c687c6e415b268bf510776e1fe60d9d41b8fe052c2ee4d926"`
Dec 04 21:54:17.671 INFO [stdout] 2cd3b00b4355152c687c6e415b268bf510776e1fe60d9d41b8fe052c2ee4d926