Dec 05 05:46:58.512 INFO checking td_rthreadpool-0.1.2 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 05:46:58.512 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-6/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 05 05:46:59.056 INFO [stdout] 1f7e0ce86e3fccba3aa2e16de9146f0e7944ab387564873aa29024da13ec86a8
Dec 05 05:46:59.061 INFO running `"docker" "start" "-a" "1f7e0ce86e3fccba3aa2e16de9146f0e7944ab387564873aa29024da13ec86a8"`
Dec 05 05:47:00.814 INFO [stderr] usermod: no changes
Dec 05 05:47:00.887 INFO [stderr]     Checking td_rthreadpool v0.1.2 (/source)
Dec 05 05:47:02.676 INFO [stderr] warning: unused import: `self`
Dec 05 05:47:02.676 INFO [stderr]  --> tests/test.rs:3:19
Dec 05 05:47:02.676 INFO [stderr]   |
Dec 05 05:47:02.679 INFO [stderr] 3 | use std::thread::{self, sleep};
Dec 05 05:47:02.679 INFO [stderr]   |                   ^^^^
Dec 05 05:47:02.679 INFO [stderr]   |
Dec 05 05:47:02.679 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 05 05:47:02.679 INFO [stderr] 
Dec 05 05:47:02.775 INFO [stderr] warning: variable does not need to be mutable
Dec 05 05:47:02.775 INFO [stderr]   --> tests/test.rs:38:9
Dec 05 05:47:02.776 INFO [stderr]    |
Dec 05 05:47:02.779 INFO [stderr] 38 |     let mut pool = ThreadPool::new(TEST_TASKS);
Dec 05 05:47:02.779 INFO [stderr]    |         ----^^^^
Dec 05 05:47:02.779 INFO [stderr]    |         |
Dec 05 05:47:02.779 INFO [stderr]    |         help: remove this `mut`
Dec 05 05:47:02.779 INFO [stderr]    |
Dec 05 05:47:02.779 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 05:47:02.779 INFO [stderr] 
Dec 05 05:47:02.785 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 05 05:47:02.785 INFO [stderr]   --> tests/test.rs:59:13
Dec 05 05:47:02.785 INFO [stderr]    |
Dec 05 05:47:02.785 INFO [stderr] 59 |             1 + 1;
Dec 05 05:47:02.785 INFO [stderr]    |             ^^^^^
Dec 05 05:47:02.785 INFO [stderr]    |
Dec 05 05:47:02.785 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 05:47:02.785 INFO [stderr] 
Dec 05 05:47:02.809 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.97s
Dec 05 05:47:02.812 INFO [stderr] su: No module specific data is present
Dec 05 05:47:03.944 INFO running `"docker" "inspect" "1f7e0ce86e3fccba3aa2e16de9146f0e7944ab387564873aa29024da13ec86a8"`
Dec 05 05:47:04.200 INFO running `"docker" "rm" "-f" "1f7e0ce86e3fccba3aa2e16de9146f0e7944ab387564873aa29024da13ec86a8"`
Dec 05 05:47:04.455 INFO [stdout] 1f7e0ce86e3fccba3aa2e16de9146f0e7944ab387564873aa29024da13ec86a8