Oct 13 07:38:16.672 INFO checking td_rthreadpool-0.1.2 against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 07:38:16.673 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-4/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-4/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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"`
Oct 13 07:38:17.212 INFO blam! 4f926e8ae0549f3d721a7a80d4ceca697344263989504a26f56beae9664cee53
Oct 13 07:38:17.214 INFO running `"docker" "start" "-a" "4f926e8ae0549f3d721a7a80d4ceca697344263989504a26f56beae9664cee53"`
Oct 13 07:38:18.892 INFO kablam! usermod: no changes
Oct 13 07:38:18.972 INFO kablam!     Checking td_rthreadpool v0.1.2 (/source)
Oct 13 07:38:21.399 INFO kablam! warning: unused import: `self`
Oct 13 07:38:21.400 INFO kablam!  --> tests/test.rs:3:19
Oct 13 07:38:21.400 INFO kablam!   |
Oct 13 07:38:21.400 INFO kablam! 3 | use std::thread::{self, sleep};
Oct 13 07:38:21.400 INFO kablam!   |                   ^^^^
Oct 13 07:38:21.400 INFO kablam!   |
Oct 13 07:38:21.400 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 07:38:21.400 INFO kablam! 
Oct 13 07:38:21.501 INFO kablam! warning: variable does not need to be mutable
Oct 13 07:38:21.501 INFO kablam!   --> tests/test.rs:38:9
Oct 13 07:38:21.501 INFO kablam!    |
Oct 13 07:38:21.501 INFO kablam! 38 |     let mut pool = ThreadPool::new(TEST_TASKS);
Oct 13 07:38:21.501 INFO kablam!    |         ----^^^^
Oct 13 07:38:21.501 INFO kablam!    |         |
Oct 13 07:38:21.501 INFO kablam!    |         help: remove this `mut`
Oct 13 07:38:21.501 INFO kablam!    |
Oct 13 07:38:21.503 INFO kablam!    = note: #[warn(unused_mut)] on by default
Oct 13 07:38:21.503 INFO kablam! 
Oct 13 07:38:21.508 INFO kablam! warning: unused arithmetic operation which must be used
Oct 13 07:38:21.508 INFO kablam!   --> tests/test.rs:59:13
Oct 13 07:38:21.508 INFO kablam!    |
Oct 13 07:38:21.508 INFO kablam! 59 |             1 + 1;
Oct 13 07:38:21.508 INFO kablam!    |             ^^^^^
Oct 13 07:38:21.508 INFO kablam!    |
Oct 13 07:38:21.508 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 13 07:38:21.510 INFO kablam! 
Oct 13 07:38:21.561 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.65s
Oct 13 07:38:21.566 INFO kablam! su: No module specific data is present
Oct 13 07:38:22.974 INFO running `"docker" "rm" "-f" "4f926e8ae0549f3d721a7a80d4ceca697344263989504a26f56beae9664cee53"`
Oct 13 07:38:23.313 INFO blam! 4f926e8ae0549f3d721a7a80d4ceca697344263989504a26f56beae9664cee53