Dec 19 18:21:42.205 INFO checking das3in/rust-pomodoro against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 18:21:42.205 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/das3in/rust-pomodoro:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 18:21:42.687 INFO [stdout] 54a6dbff127a3b31b2d6cb52058b989d3060a46e04a935009dd734384988ad35
Dec 19 18:21:42.689 INFO running `"docker" "start" "-a" "54a6dbff127a3b31b2d6cb52058b989d3060a46e04a935009dd734384988ad35"`
Dec 19 18:21:43.682 INFO [stderr]     Checking chan v0.1.19
Dec 19 18:21:44.255 INFO [stderr]     Checking tester v0.1.0 (/opt/crater/workdir)
Dec 19 18:21:44.689 INFO [stderr] warning: unused variable: `short_break`
Dec 19 18:21:44.689 INFO [stderr]   --> src/main.rs:51:9
Dec 19 18:21:44.689 INFO [stderr]    |
Dec 19 18:21:44.689 INFO [stderr] 51 |     let short_break = chan::tick_ms(break_param / 3);
Dec 19 18:21:44.689 INFO [stderr]    |         ^^^^^^^^^^^ help: consider using `_short_break` instead
Dec 19 18:21:44.689 INFO [stderr]    |
Dec 19 18:21:44.689 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 18:21:44.689 INFO [stderr] 
Dec 19 18:21:44.689 INFO [stderr] warning: unused variable: `break_minutes_remaining`
Dec 19 18:21:44.689 INFO [stderr]   --> src/main.rs:54:13
Dec 19 18:21:44.689 INFO [stderr]    |
Dec 19 18:21:44.689 INFO [stderr] 54 |     let mut break_minutes_remaining = 3;
Dec 19 18:21:44.689 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_break_minutes_remaining` instead
Dec 19 18:21:44.689 INFO [stderr] 
Dec 19 18:21:44.692 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:21:44.692 INFO [stderr]   --> src/main.rs:54:9
Dec 19 18:21:44.692 INFO [stderr]    |
Dec 19 18:21:44.692 INFO [stderr] 54 |     let mut break_minutes_remaining = 3;
Dec 19 18:21:44.692 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:21:44.692 INFO [stderr]    |         |
Dec 19 18:21:44.692 INFO [stderr]    |         help: remove this `mut`
Dec 19 18:21:44.692 INFO [stderr]    |
Dec 19 18:21:44.692 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 18:21:44.692 INFO [stderr] 
Dec 19 18:21:44.727 INFO [stderr] warning: unused variable: `short_break`
Dec 19 18:21:44.727 INFO [stderr]   --> src/main.rs:51:9
Dec 19 18:21:44.727 INFO [stderr]    |
Dec 19 18:21:44.727 INFO [stderr] 51 |     let short_break = chan::tick_ms(break_param / 3);
Dec 19 18:21:44.727 INFO [stderr]    |         ^^^^^^^^^^^ help: consider using `_short_break` instead
Dec 19 18:21:44.727 INFO [stderr]    |
Dec 19 18:21:44.727 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 18:21:44.727 INFO [stderr] 
Dec 19 18:21:44.727 INFO [stderr] warning: unused variable: `break_minutes_remaining`
Dec 19 18:21:44.727 INFO [stderr]   --> src/main.rs:54:13
Dec 19 18:21:44.727 INFO [stderr]    |
Dec 19 18:21:44.727 INFO [stderr] 54 |     let mut break_minutes_remaining = 3;
Dec 19 18:21:44.727 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^ help: consider using `_break_minutes_remaining` instead
Dec 19 18:21:44.727 INFO [stderr] 
Dec 19 18:21:44.732 INFO [stderr] warning: variable does not need to be mutable
Dec 19 18:21:44.732 INFO [stderr]   --> src/main.rs:54:9
Dec 19 18:21:44.732 INFO [stderr]    |
Dec 19 18:21:44.732 INFO [stderr] 54 |     let mut break_minutes_remaining = 3;
Dec 19 18:21:44.732 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 18:21:44.732 INFO [stderr]    |         |
Dec 19 18:21:44.732 INFO [stderr]    |         help: remove this `mut`
Dec 19 18:21:44.732 INFO [stderr]    |
Dec 19 18:21:44.732 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 18:21:44.732 INFO [stderr] 
Dec 19 18:21:44.759 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
Dec 19 18:21:45.220 INFO running `"docker" "inspect" "54a6dbff127a3b31b2d6cb52058b989d3060a46e04a935009dd734384988ad35"`
Dec 19 18:21:45.395 INFO running `"docker" "rm" "-f" "54a6dbff127a3b31b2d6cb52058b989d3060a46e04a935009dd734384988ad35"`
Dec 19 18:21:45.584 INFO [stdout] 54a6dbff127a3b31b2d6cb52058b989d3060a46e04a935009dd734384988ad35