Dec 04 09:22:32.584 INFO checking stusmall/pipe_leak against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 09:22:32.584 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 09:22:33.030 INFO [stdout] 1a55cf91bcbb32f30108f2783dbd467f9b8939526aaf97cab19a622c32497c9f
Dec 04 09:22:33.033 INFO running `"docker" "start" "-a" "1a55cf91bcbb32f30108f2783dbd467f9b8939526aaf97cab19a622c32497c9f"`
Dec 04 09:22:34.515 INFO [stderr] usermod: no changes
Dec 04 09:22:34.663 INFO [stderr]     Checking net2 v0.2.27
Dec 04 09:22:34.663 INFO [stderr]     Checking bytes v0.4.2
Dec 04 09:22:35.823 INFO [stderr]     Checking mio v0.6.7
Dec 04 09:22:37.740 INFO [stderr]     Checking ws v0.7.1
Dec 04 09:22:39.508 INFO [stderr]     Checking pipe_leak v0.1.0 (/source)
Dec 04 09:22:40.246 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.69s
Dec 04 09:22:40.267 INFO [stderr] su: No module specific data is present
Dec 04 09:22:41.205 INFO running `"docker" "inspect" "1a55cf91bcbb32f30108f2783dbd467f9b8939526aaf97cab19a622c32497c9f"`
Dec 04 09:22:41.509 INFO running `"docker" "rm" "-f" "1a55cf91bcbb32f30108f2783dbd467f9b8939526aaf97cab19a622c32497c9f"`
Dec 04 09:22:41.822 INFO [stdout] 1a55cf91bcbb32f30108f2783dbd467f9b8939526aaf97cab19a622c32497c9f