Dec 04 16:42:09.242 INFO checking jetilling/rust_example against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 16:42:09.242 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 04 16:42:09.447 INFO [stdout] 1bf786c1c1d8481350718e6580f90492f84fa2e38d22e8754e0281aa6e65b5ba
Dec 04 16:42:09.454 INFO running `"docker" "start" "-a" "1bf786c1c1d8481350718e6580f90492f84fa2e38d22e8754e0281aa6e65b5ba"`
Dec 04 16:42:10.467 INFO [stderr] usermod: no changes
Dec 04 16:42:10.510 INFO [stderr]     Checking rust_example_app v0.1.0 (/source)
Dec 04 16:42:10.855 INFO [stderr] warning: unused variable: `f`
Dec 04 16:42:10.855 INFO [stderr]   --> src/lib.rs:29:28
Dec 04 16:42:10.855 INFO [stderr]    |
Dec 04 16:42:10.855 INFO [stderr] 29 |   pub fn execute<F>(&self, f: F)
Dec 04 16:42:10.855 INFO [stderr]    |                            ^ help: consider using `_f` instead
Dec 04 16:42:10.855 INFO [stderr]    |
Dec 04 16:42:10.855 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:42:10.855 INFO [stderr] 
Dec 04 16:42:10.855 INFO [stderr] warning: field is never used: `workers`
Dec 04 16:42:10.855 INFO [stderr]  --> src/lib.rs:4:3
Dec 04 16:42:10.855 INFO [stderr]   |
Dec 04 16:42:10.855 INFO [stderr] 4 |   workers: Vec<Worker>
Dec 04 16:42:10.855 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:10.855 INFO [stderr]   |
Dec 04 16:42:10.855 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 16:42:10.855 INFO [stderr] 
Dec 04 16:42:10.855 INFO [stderr] warning: field is never used: `id`
Dec 04 16:42:10.855 INFO [stderr]   --> src/lib.rs:38:3
Dec 04 16:42:10.855 INFO [stderr]    |
Dec 04 16:42:10.855 INFO [stderr] 38 |   id: usize,
Dec 04 16:42:10.855 INFO [stderr]    |   ^^^^^^^^^
Dec 04 16:42:10.855 INFO [stderr] 
Dec 04 16:42:10.855 INFO [stderr] warning: field is never used: `thread`
Dec 04 16:42:10.855 INFO [stderr]   --> src/lib.rs:39:3
Dec 04 16:42:10.855 INFO [stderr]    |
Dec 04 16:42:10.855 INFO [stderr] 39 |   thread: thread::JoinHandle<()>,
Dec 04 16:42:10.855 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:10.855 INFO [stderr] 
Dec 04 16:42:10.955 INFO [stderr] warning: unused variable: `f`
Dec 04 16:42:10.955 INFO [stderr]   --> src/lib.rs:29:28
Dec 04 16:42:10.955 INFO [stderr]    |
Dec 04 16:42:10.955 INFO [stderr] 29 |   pub fn execute<F>(&self, f: F)
Dec 04 16:42:10.955 INFO [stderr]    |                            ^ help: consider using `_f` instead
Dec 04 16:42:10.955 INFO [stderr]    |
Dec 04 16:42:10.955 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 04 16:42:10.955 INFO [stderr] 
Dec 04 16:42:10.959 INFO [stderr] warning: field is never used: `workers`
Dec 04 16:42:10.959 INFO [stderr]  --> src/lib.rs:4:3
Dec 04 16:42:10.959 INFO [stderr]   |
Dec 04 16:42:10.959 INFO [stderr] 4 |   workers: Vec<Worker>
Dec 04 16:42:10.959 INFO [stderr]   |   ^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:10.959 INFO [stderr]   |
Dec 04 16:42:10.959 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 16:42:10.959 INFO [stderr] 
Dec 04 16:42:10.959 INFO [stderr] warning: field is never used: `id`
Dec 04 16:42:10.959 INFO [stderr]   --> src/lib.rs:38:3
Dec 04 16:42:10.959 INFO [stderr]    |
Dec 04 16:42:10.959 INFO [stderr] 38 |   id: usize,
Dec 04 16:42:10.959 INFO [stderr]    |   ^^^^^^^^^
Dec 04 16:42:10.959 INFO [stderr] 
Dec 04 16:42:10.959 INFO [stderr] warning: field is never used: `thread`
Dec 04 16:42:10.959 INFO [stderr]   --> src/lib.rs:39:3
Dec 04 16:42:10.959 INFO [stderr]    |
Dec 04 16:42:10.959 INFO [stderr] 39 |   thread: thread::JoinHandle<()>,
Dec 04 16:42:10.959 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 16:42:10.959 INFO [stderr] 
Dec 04 16:42:11.443 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
Dec 04 16:42:11.446 INFO [stderr] su: No module specific data is present
Dec 04 16:42:12.311 INFO running `"docker" "inspect" "1bf786c1c1d8481350718e6580f90492f84fa2e38d22e8754e0281aa6e65b5ba"`
Dec 04 16:42:12.568 INFO running `"docker" "rm" "-f" "1bf786c1c1d8481350718e6580f90492f84fa2e38d22e8754e0281aa6e65b5ba"`
Dec 04 16:42:12.895 INFO [stdout] 1bf786c1c1d8481350718e6580f90492f84fa2e38d22e8754e0281aa6e65b5ba