Dec 19 15:14:50.749 INFO checking jetilling/rust_example against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 15:14:50.749 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/jetilling/rust_example:/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 15:14:51.136 INFO [stdout] 632767f0481ecdbe91e507ac9ea2f778151dfdfa05b8283bb2ae7bf6a6d8c8d8
Dec 19 15:14:51.136 INFO running `"docker" "start" "-a" "632767f0481ecdbe91e507ac9ea2f778151dfdfa05b8283bb2ae7bf6a6d8c8d8"`
Dec 19 15:14:52.405 INFO [stderr]     Checking rust_example_app v0.1.0 (/opt/crater/workdir)
Dec 19 15:14:52.619 INFO [stderr] warning: unused variable: `f`
Dec 19 15:14:52.619 INFO [stderr]   --> src/lib.rs:29:28
Dec 19 15:14:52.619 INFO [stderr]    |
Dec 19 15:14:52.620 INFO [stderr] 29 |   pub fn execute<F>(&self, f: F)
Dec 19 15:14:52.620 INFO [stderr]    |                            ^ help: consider using `_f` instead
Dec 19 15:14:52.620 INFO [stderr]    |
Dec 19 15:14:52.620 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:14:52.620 INFO [stderr] 
Dec 19 15:14:52.622 INFO [stderr] warning: field is never used: `workers`
Dec 19 15:14:52.623 INFO [stderr]  --> src/lib.rs:4:3
Dec 19 15:14:52.623 INFO [stderr]   |
Dec 19 15:14:52.623 INFO [stderr] 4 |   workers: Vec<Worker>
Dec 19 15:14:52.623 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 19 15:14:52.623 INFO [stderr]   |
Dec 19 15:14:52.623 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:14:52.623 INFO [stderr] 
Dec 19 15:14:52.623 INFO [stderr] warning: field is never used: `id`
Dec 19 15:14:52.623 INFO [stderr]   --> src/lib.rs:38:3
Dec 19 15:14:52.623 INFO [stderr]    |
Dec 19 15:14:52.623 INFO [stderr] 38 |   id: usize,
Dec 19 15:14:52.623 INFO [stderr]    |   ^^^^^^^^^
Dec 19 15:14:52.623 INFO [stderr] 
Dec 19 15:14:52.623 INFO [stderr] warning: field is never used: `thread`
Dec 19 15:14:52.623 INFO [stderr]   --> src/lib.rs:39:3
Dec 19 15:14:52.623 INFO [stderr]    |
Dec 19 15:14:52.623 INFO [stderr] 39 |   thread: thread::JoinHandle<()>,
Dec 19 15:14:52.623 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:14:52.623 INFO [stderr] 
Dec 19 15:14:52.724 INFO [stderr] warning: unused variable: `f`
Dec 19 15:14:52.724 INFO [stderr]   --> src/lib.rs:29:28
Dec 19 15:14:52.724 INFO [stderr]    |
Dec 19 15:14:52.724 INFO [stderr] 29 |   pub fn execute<F>(&self, f: F)
Dec 19 15:14:52.724 INFO [stderr]    |                            ^ help: consider using `_f` instead
Dec 19 15:14:52.724 INFO [stderr]    |
Dec 19 15:14:52.724 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 15:14:52.724 INFO [stderr] 
Dec 19 15:14:52.724 INFO [stderr] warning: field is never used: `workers`
Dec 19 15:14:52.724 INFO [stderr]  --> src/lib.rs:4:3
Dec 19 15:14:52.724 INFO [stderr]   |
Dec 19 15:14:52.724 INFO [stderr] 4 |   workers: Vec<Worker>
Dec 19 15:14:52.724 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 19 15:14:52.724 INFO [stderr]   |
Dec 19 15:14:52.724 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 15:14:52.724 INFO [stderr] 
Dec 19 15:14:52.724 INFO [stderr] warning: field is never used: `id`
Dec 19 15:14:52.724 INFO [stderr]   --> src/lib.rs:38:3
Dec 19 15:14:52.725 INFO [stderr]    |
Dec 19 15:14:52.725 INFO [stderr] 38 |   id: usize,
Dec 19 15:14:52.725 INFO [stderr]    |   ^^^^^^^^^
Dec 19 15:14:52.725 INFO [stderr] 
Dec 19 15:14:52.725 INFO [stderr] warning: field is never used: `thread`
Dec 19 15:14:52.725 INFO [stderr]   --> src/lib.rs:39:3
Dec 19 15:14:52.725 INFO [stderr]    |
Dec 19 15:14:52.725 INFO [stderr] 39 |   thread: thread::JoinHandle<()>,
Dec 19 15:14:52.725 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 15:14:52.725 INFO [stderr] 
Dec 19 15:14:53.028 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 19 15:14:53.736 INFO running `"docker" "inspect" "632767f0481ecdbe91e507ac9ea2f778151dfdfa05b8283bb2ae7bf6a6d8c8d8"`
Dec 19 15:14:53.974 INFO running `"docker" "rm" "-f" "632767f0481ecdbe91e507ac9ea2f778151dfdfa05b8283bb2ae7bf6a6d8c8d8"`
Dec 19 15:14:54.254 INFO [stdout] 632767f0481ecdbe91e507ac9ea2f778151dfdfa05b8283bb2ae7bf6a6d8c8d8