Dec 04 21:59:08.131 INFO checking bdejean/cmd_cache against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:59:08.131 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 21:59:08.711 INFO [stdout] f03e3b4bb09cb6f64e2cb10a6caf15ea8a375e63de150f89b3b1af2372d08bc2
Dec 04 21:59:08.719 INFO running `"docker" "start" "-a" "f03e3b4bb09cb6f64e2cb10a6caf15ea8a375e63de150f89b3b1af2372d08bc2"`
Dec 04 21:59:09.692 INFO [stderr] usermod: no changes
Dec 04 21:59:09.807 INFO [stderr]     Checking rand v0.5.3
Dec 04 21:59:09.807 INFO [stderr]     Checking cmd_cache v0.1.0 (/source)
Dec 04 21:59:13.455 INFO [stderr] warning: function is never used: `clean_env`
Dec 04 21:59:13.455 INFO [stderr]    --> src/main.rs:177:5
Dec 04 21:59:13.455 INFO [stderr]     |
Dec 04 21:59:13.455 INFO [stderr] 177 |     fn clean_env(key : &str) -> Option <String>{
Dec 04 21:59:13.455 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:59:13.455 INFO [stderr]     |
Dec 04 21:59:13.455 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 04 21:59:13.455 INFO [stderr] 
Dec 04 21:59:13.455 INFO [stderr] warning: function is never used: `restore_env`
Dec 04 21:59:13.455 INFO [stderr]    --> src/main.rs:185:5
Dec 04 21:59:13.455 INFO [stderr]     |
Dec 04 21:59:13.455 INFO [stderr] 185 |     fn restore_env(key : &str, value :Option <String>) {
Dec 04 21:59:13.455 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 21:59:13.455 INFO [stderr] 
Dec 04 21:59:13.483 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
Dec 04 21:59:13.490 INFO [stderr] su: No module specific data is present
Dec 04 21:59:14.705 INFO running `"docker" "inspect" "f03e3b4bb09cb6f64e2cb10a6caf15ea8a375e63de150f89b3b1af2372d08bc2"`
Dec 04 21:59:15.095 INFO running `"docker" "rm" "-f" "f03e3b4bb09cb6f64e2cb10a6caf15ea8a375e63de150f89b3b1af2372d08bc2"`
Dec 04 21:59:15.391 INFO [stdout] f03e3b4bb09cb6f64e2cb10a6caf15ea8a375e63de150f89b3b1af2372d08bc2