Dec 12 16:44:34.366 INFO checking chess_clock-0.1.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 16:44:34.366 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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 12 16:44:34.996 INFO [stdout] 01be00f18e54c81a7d416424a6a00e178714ad5c1fb4cb65ee88167f7b2171fa
Dec 12 16:44:34.998 INFO running `"docker" "start" "-a" "01be00f18e54c81a7d416424a6a00e178714ad5c1fb4cb65ee88167f7b2171fa"`
Dec 12 16:44:36.011 INFO [stderr] usermod: no changes
Dec 12 16:44:36.232 INFO [stderr]     Checking chess_clock v0.1.1 (/source)
Dec 12 16:44:43.364 INFO [stderr] warning: unused import: `std::thread::sleep`
Dec 12 16:44:43.364 INFO [stderr]   --> src/lib.rs:79:13
Dec 12 16:44:43.364 INFO [stderr]    |
Dec 12 16:44:43.364 INFO [stderr] 79 |         use std::thread::sleep;
Dec 12 16:44:43.364 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^
Dec 12 16:44:43.364 INFO [stderr]    |
Dec 12 16:44:43.364 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 12 16:44:43.364 INFO [stderr] 
Dec 12 16:44:43.364 INFO [stderr] warning: unused imports: `Either`, `FutureResult`, `self`
Dec 12 16:44:43.364 INFO [stderr]   --> src/lib.rs:83:22
Dec 12 16:44:43.364 INFO [stderr]    |
Dec 12 16:44:43.364 INFO [stderr] 83 |             future::{self, err, ok, Either, FutureResult},
Dec 12 16:44:43.364 INFO [stderr]    |                      ^^^^           ^^^^^^  ^^^^^^^^^^^^
Dec 12 16:44:43.364 INFO [stderr] 
Dec 12 16:44:43.483 INFO [stderr] warning: variable does not need to be mutable
Dec 12 16:44:43.483 INFO [stderr]   --> src/lib.rs:94:13
Dec 12 16:44:43.483 INFO [stderr]    |
Dec 12 16:44:43.483 INFO [stderr] 94 |         let mut clock_master = ChessClock::new(
Dec 12 16:44:43.483 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 12 16:44:43.483 INFO [stderr]    |             |
Dec 12 16:44:43.483 INFO [stderr]    |             help: remove this `mut`
Dec 12 16:44:43.483 INFO [stderr]    |
Dec 12 16:44:43.483 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 16:44:43.483 INFO [stderr] 
Dec 12 16:44:43.572 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
Dec 12 16:44:43.589 INFO [stderr] su: No module specific data is present
Dec 12 16:44:44.632 INFO running `"docker" "inspect" "01be00f18e54c81a7d416424a6a00e178714ad5c1fb4cb65ee88167f7b2171fa"`
Dec 12 16:44:45.006 INFO running `"docker" "rm" "-f" "01be00f18e54c81a7d416424a6a00e178714ad5c1fb4cb65ee88167f7b2171fa"`
Dec 12 16:44:45.404 INFO [stdout] 01be00f18e54c81a7d416424a6a00e178714ad5c1fb4cb65ee88167f7b2171fa