Dec 04 10:21:17.336 INFO checking shaddockzy/rust against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 10:21:17.336 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 10:21:17.847 INFO [stdout] b690a5b94eb89ca7c8890ce8f0454be7a2ae55689beb706531a08cd02245b62d
Dec 04 10:21:17.852 INFO running `"docker" "start" "-a" "b690a5b94eb89ca7c8890ce8f0454be7a2ae55689beb706531a08cd02245b62d"`
Dec 04 10:21:19.376 INFO [stderr] usermod: no changes
Dec 04 10:21:19.535 INFO [stderr]     Checking byte-tools v0.1.3
Dec 04 10:21:19.535 INFO [stderr]     Checking generic-array v0.6.0
Dec 04 10:21:20.171 INFO [stderr]     Checking digest v0.4.0
Dec 04 10:21:20.171 INFO [stderr]     Checking digest-buffer v0.2.0
Dec 04 10:21:20.559 INFO [stderr]     Checking sha2 v0.4.2
Dec 04 10:21:21.083 INFO [stderr]     Checking easy-hash v0.1.0
Dec 04 10:21:21.479 INFO [stderr]     Checking work-proof v0.1.0 (/source)
Dec 04 10:21:22.539 INFO [stderr] warning: function is never used: `search_for_solution`
Dec 04 10:21:22.539 INFO [stderr]   --> src/main.rs:27:1
Dec 04 10:21:22.539 INFO [stderr]    |
Dec 04 10:21:22.539 INFO [stderr] 27 | fn search_for_solution(start_at: usize, sender: mpsc::Sender<Solution>, is_found: Arc<AtomicBool>) {
Dec 04 10:21:22.539 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:21:22.539 INFO [stderr]    |
Dec 04 10:21:22.539 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 10:21:22.539 INFO [stderr] 
Dec 04 10:21:22.675 INFO [stderr] warning: function is never used: `search_for_solution`
Dec 04 10:21:22.675 INFO [stderr]   --> src/main.rs:27:1
Dec 04 10:21:22.675 INFO [stderr]    |
Dec 04 10:21:22.675 INFO [stderr] 27 | fn search_for_solution(start_at: usize, sender: mpsc::Sender<Solution>, is_found: Arc<AtomicBool>) {
Dec 04 10:21:22.675 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 10:21:22.675 INFO [stderr]    |
Dec 04 10:21:22.675 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 10:21:22.675 INFO [stderr] 
Dec 04 10:21:22.699 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.29s
Dec 04 10:21:22.703 INFO [stderr] su: No module specific data is present
Dec 04 10:21:23.961 INFO running `"docker" "inspect" "b690a5b94eb89ca7c8890ce8f0454be7a2ae55689beb706531a08cd02245b62d"`
Dec 04 10:21:24.335 INFO running `"docker" "rm" "-f" "b690a5b94eb89ca7c8890ce8f0454be7a2ae55689beb706531a08cd02245b62d"`
Dec 04 10:21:24.647 INFO [stdout] b690a5b94eb89ca7c8890ce8f0454be7a2ae55689beb706531a08cd02245b62d