Dec 04 16:42:08.842 INFO checking jetilling/rust_example against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 16:42:08.842 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 04 16:42:09.159 INFO [stdout] 97463ca4cc84c58b35872d13ed115df121e38ea5ef28633719cb00efa3c49510
Dec 04 16:42:09.163 INFO running `"docker" "start" "-a" "97463ca4cc84c58b35872d13ed115df121e38ea5ef28633719cb00efa3c49510"`
Dec 04 16:42:09.795 INFO [stderr] usermod: no changes
Dec 04 16:42:09.834 INFO [stderr]     Checking rust_example_app v0.1.0 (/source)
Dec 04 16:42:10.127 INFO [stderr] warning: unused variable: `f`
Dec 04 16:42:10.127 INFO [stderr]   --> src/lib.rs:29:28
Dec 04 16:42:10.127 INFO [stderr]    |
Dec 04 16:42:10.127 INFO [stderr] 29 |   pub fn execute<F>(&self, f: F)
Dec 04 16:42:10.127 INFO [stderr]    |                            ^ help: consider using `_f` instead
Dec 04 16:42:10.127 INFO [stderr]    |
Dec 04 16:42:10.127 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:42:10.127 INFO [stderr] 
Dec 04 16:42:10.127 INFO [stderr] warning: field is never used: `workers`
Dec 04 16:42:10.127 INFO [stderr]  --> src/lib.rs:4:3
Dec 04 16:42:10.127 INFO [stderr]   |
Dec 04 16:42:10.127 INFO [stderr] 4 |   workers: Vec<Worker>
Dec 04 16:42:10.127 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:10.127 INFO [stderr]   |
Dec 04 16:42:10.127 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 16:42:10.127 INFO [stderr] 
Dec 04 16:42:10.127 INFO [stderr] warning: field is never used: `id`
Dec 04 16:42:10.127 INFO [stderr]   --> src/lib.rs:38:3
Dec 04 16:42:10.127 INFO [stderr]    |
Dec 04 16:42:10.127 INFO [stderr] 38 |   id: usize,
Dec 04 16:42:10.127 INFO [stderr]    |   ^^^^^^^^^
Dec 04 16:42:10.127 INFO [stderr] 
Dec 04 16:42:10.127 INFO [stderr] warning: field is never used: `thread`
Dec 04 16:42:10.127 INFO [stderr]   --> src/lib.rs:39:3
Dec 04 16:42:10.127 INFO [stderr]    |
Dec 04 16:42:10.127 INFO [stderr] 39 |   thread: thread::JoinHandle<()>,
Dec 04 16:42:10.127 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:10.127 INFO [stderr] 
Dec 04 16:42:10.192 INFO [stderr] warning: unused variable: `f`
Dec 04 16:42:10.192 INFO [stderr]   --> src/lib.rs:29:28
Dec 04 16:42:10.192 INFO [stderr]    |
Dec 04 16:42:10.192 INFO [stderr] 29 |   pub fn execute<F>(&self, f: F)
Dec 04 16:42:10.192 INFO [stderr]    |                            ^ help: consider using `_f` instead
Dec 04 16:42:10.209 INFO [stderr]    |
Dec 04 16:42:10.209 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:42:10.209 INFO [stderr] 
Dec 04 16:42:10.218 INFO [stderr] warning: field is never used: `workers`
Dec 04 16:42:10.218 INFO [stderr]  --> src/lib.rs:4:3
Dec 04 16:42:10.218 INFO [stderr]   |
Dec 04 16:42:10.218 INFO [stderr] 4 |   workers: Vec<Worker>
Dec 04 16:42:10.218 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:10.218 INFO [stderr]   |
Dec 04 16:42:10.218 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 16:42:10.218 INFO [stderr] 
Dec 04 16:42:10.218 INFO [stderr] warning: field is never used: `id`
Dec 04 16:42:10.218 INFO [stderr]   --> src/lib.rs:38:3
Dec 04 16:42:10.218 INFO [stderr]    |
Dec 04 16:42:10.218 INFO [stderr] 38 |   id: usize,
Dec 04 16:42:10.218 INFO [stderr]    |   ^^^^^^^^^
Dec 04 16:42:10.218 INFO [stderr] 
Dec 04 16:42:10.218 INFO [stderr] warning: field is never used: `thread`
Dec 04 16:42:10.218 INFO [stderr]   --> src/lib.rs:39:3
Dec 04 16:42:10.218 INFO [stderr]    |
Dec 04 16:42:10.218 INFO [stderr] 39 |   thread: thread::JoinHandle<()>,
Dec 04 16:42:10.218 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:10.218 INFO [stderr] 
Dec 04 16:42:10.586 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
Dec 04 16:42:10.588 INFO [stderr] su: No module specific data is present
Dec 04 16:42:11.535 INFO running `"docker" "inspect" "97463ca4cc84c58b35872d13ed115df121e38ea5ef28633719cb00efa3c49510"`
Dec 04 16:42:11.845 INFO running `"docker" "rm" "-f" "97463ca4cc84c58b35872d13ed115df121e38ea5ef28633719cb00efa3c49510"`
Dec 04 16:42:12.147 INFO [stdout] 97463ca4cc84c58b35872d13ed115df121e38ea5ef28633719cb00efa3c49510