Dec 05 15:26:31.184 INFO checking chess_clock-0.1.1 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 15:26:31.184 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 15:26:31.678 INFO [stdout] b77f59040c7684566f5bdfeefc5596fff30a47282c129acfb8eeceeca3dba2d0
Dec 05 15:26:31.683 INFO running `"docker" "start" "-a" "b77f59040c7684566f5bdfeefc5596fff30a47282c129acfb8eeceeca3dba2d0"`
Dec 05 15:26:32.863 INFO [stderr] usermod: no changes
Dec 05 15:26:33.026 INFO [stderr]     Checking chess_clock v0.1.1 (/source)
Dec 05 15:26:40.149 INFO [stderr] warning: unused import: `std::thread::sleep`
Dec 05 15:26:40.149 INFO [stderr]   --> src/lib.rs:79:13
Dec 05 15:26:40.149 INFO [stderr]    |
Dec 05 15:26:40.149 INFO [stderr] 79 |         use std::thread::sleep;
Dec 05 15:26:40.149 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 05 15:26:40.149 INFO [stderr]    |
Dec 05 15:26:40.149 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 05 15:26:40.149 INFO [stderr] 
Dec 05 15:26:40.149 INFO [stderr] warning: unused imports: `Either`, `FutureResult`, `self`
Dec 05 15:26:40.149 INFO [stderr]   --> src/lib.rs:83:22
Dec 05 15:26:40.149 INFO [stderr]    |
Dec 05 15:26:40.149 INFO [stderr] 83 |             future::{self, err, ok, Either, FutureResult},
Dec 05 15:26:40.149 INFO [stderr]    |                      ^^^^           ^^^^^^  ^^^^^^^^^^^^
Dec 05 15:26:40.149 INFO [stderr] 
Dec 05 15:26:40.291 INFO [stderr] warning: variable does not need to be mutable
Dec 05 15:26:40.291 INFO [stderr]   --> src/lib.rs:94:13
Dec 05 15:26:40.291 INFO [stderr]    |
Dec 05 15:26:40.291 INFO [stderr] 94 |         let mut clock_master = ChessClock::new(
Dec 05 15:26:40.291 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 05 15:26:40.291 INFO [stderr]    |             |
Dec 05 15:26:40.291 INFO [stderr]    |             help: remove this `mut`
Dec 05 15:26:40.291 INFO [stderr]    |
Dec 05 15:26:40.291 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 05 15:26:40.291 INFO [stderr] 
Dec 05 15:26:40.353 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.46s
Dec 05 15:26:40.362 INFO [stderr] su: No module specific data is present
Dec 05 15:26:41.023 INFO running `"docker" "inspect" "b77f59040c7684566f5bdfeefc5596fff30a47282c129acfb8eeceeca3dba2d0"`
Dec 05 15:26:41.315 INFO running `"docker" "rm" "-f" "b77f59040c7684566f5bdfeefc5596fff30a47282c129acfb8eeceeca3dba2d0"`
Dec 05 15:26:41.699 INFO [stdout] b77f59040c7684566f5bdfeefc5596fff30a47282c129acfb8eeceeca3dba2d0