Dec 04 20:37:33.231 INFO checking cowang4/rusty_tree against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 20:37:33.231 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 20:37:33.696 INFO [stdout] 2fad38e2c7ba2aa7f00251465802e0e418b1a7fd9153991ed6e34bed309ad90e
Dec 04 20:37:33.703 INFO running `"docker" "start" "-a" "2fad38e2c7ba2aa7f00251465802e0e418b1a7fd9153991ed6e34bed309ad90e"`
Dec 04 20:37:34.871 INFO [stderr] usermod: no changes
Dec 04 20:37:35.004 INFO [stderr]     Checking docopt v1.0.0
Dec 04 20:37:37.054 INFO [stderr]     Checking rusty_tree v0.1.0 (/source)
Dec 04 20:37:39.001 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.11s
Dec 04 20:37:39.011 INFO [stderr] su: No module specific data is present
Dec 04 20:37:39.881 INFO running `"docker" "inspect" "2fad38e2c7ba2aa7f00251465802e0e418b1a7fd9153991ed6e34bed309ad90e"`
Dec 04 20:37:40.251 INFO running `"docker" "rm" "-f" "2fad38e2c7ba2aa7f00251465802e0e418b1a7fd9153991ed6e34bed309ad90e"`
Dec 04 20:37:40.475 INFO [stdout] 2fad38e2c7ba2aa7f00251465802e0e418b1a7fd9153991ed6e34bed309ad90e