Dec 04 14:29:14.916 INFO checking matklad/select-2018 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 14:29:14.916 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 14:29:15.510 INFO [stdout] 704e4057e7609a686a61362f7c49fb8f00a4ca3568361914dafc736234018b09
Dec 04 14:29:15.512 INFO running `"docker" "start" "-a" "704e4057e7609a686a61362f7c49fb8f00a4ca3568361914dafc736234018b09"`
Dec 04 14:29:17.251 INFO [stderr] usermod: no changes
Dec 04 14:29:17.383 INFO [stderr]     Checking crossbeam-epoch v0.5.0
Dec 04 14:29:18.195 INFO [stderr]     Checking crossbeam-channel v0.2.2
Dec 04 14:29:19.493 INFO [stderr]     Checking macro_select v0.1.0 (/source)
Dec 04 14:29:20.562 INFO [stderr] warning: struct is never constructed: `ConcurrentJob`
Dec 04 14:29:20.563 INFO [stderr]  --> src/concurrency.rs:4:1
Dec 04 14:29:20.563 INFO [stderr]   |
Dec 04 14:29:20.563 INFO [stderr] 4 | pub struct ConcurrentJob {
Dec 04 14:29:20.564 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:29:20.564 INFO [stderr]   |
Dec 04 14:29:20.564 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 14:29:20.564 INFO [stderr] 
Dec 04 14:29:20.565 INFO [stderr] warning: function is never used: `wait_for_all`
Dec 04 14:29:20.565 INFO [stderr]  --> src/concurrency.rs:8:1
Dec 04 14:29:20.565 INFO [stderr]   |
Dec 04 14:29:20.566 INFO [stderr] 8 | pub fn wait_for_all(mut jobs: Vec<ConcurrentJob>,) {
Dec 04 14:29:20.566 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:29:20.566 INFO [stderr] 
Dec 04 14:29:20.731 INFO [stderr] warning: struct is never constructed: `ConcurrentJob`
Dec 04 14:29:20.731 INFO [stderr]  --> src/concurrency.rs:4:1
Dec 04 14:29:20.732 INFO [stderr]   |
Dec 04 14:29:20.732 INFO [stderr] 4 | pub struct ConcurrentJob {
Dec 04 14:29:20.732 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:29:20.733 INFO [stderr]   |
Dec 04 14:29:20.733 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 04 14:29:20.733 INFO [stderr] 
Dec 04 14:29:20.734 INFO [stderr] warning: function is never used: `wait_for_all`
Dec 04 14:29:20.734 INFO [stderr]  --> src/concurrency.rs:8:1
Dec 04 14:29:20.734 INFO [stderr]   |
Dec 04 14:29:20.735 INFO [stderr] 8 | pub fn wait_for_all(mut jobs: Vec<ConcurrentJob>,) {
Dec 04 14:29:20.735 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 14:29:20.735 INFO [stderr] 
Dec 04 14:29:20.775 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.49s
Dec 04 14:29:20.779 INFO [stderr] su: No module specific data is present
Dec 04 14:29:22.222 INFO running `"docker" "inspect" "704e4057e7609a686a61362f7c49fb8f00a4ca3568361914dafc736234018b09"`
Dec 04 14:29:22.603 INFO running `"docker" "rm" "-f" "704e4057e7609a686a61362f7c49fb8f00a4ca3568361914dafc736234018b09"`
Dec 04 14:29:22.865 INFO [stdout] 704e4057e7609a686a61362f7c49fb8f00a4ca3568361914dafc736234018b09