Nov 29 22:18:56.065 INFO checking mickjohn/red_or_black against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 29 22:18:56.065 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-6/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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"`
Nov 29 22:18:56.510 INFO [stdout] 29fa08c8b179f4dbb4cf1596bd2022ad28fd96bf281f21dfdd31a2a812c92017
Nov 29 22:18:56.514 INFO running `"docker" "start" "-a" "29fa08c8b179f4dbb4cf1596bd2022ad28fd96bf281f21dfdd31a2a812c92017"`
Nov 29 22:18:58.024 INFO [stderr] usermod: no changes
Nov 29 22:18:58.280 INFO [stderr]     Checking mio v0.6.16
Nov 29 22:18:58.304 INFO [stderr]     Checking env_logger v0.5.13
Nov 29 22:19:00.576 INFO [stderr]     Checking mio-extras v2.0.5
Nov 29 22:19:01.318 INFO [stderr]     Checking ws v0.7.8
Nov 29 22:19:03.424 INFO [stderr]     Checking websocket_red_or_black v0.1.0 (/source)
Nov 29 22:19:06.035 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.98s
Nov 29 22:19:06.043 INFO [stderr] su: No module specific data is present
Nov 29 22:19:06.282 INFO running `"docker" "inspect" "29fa08c8b179f4dbb4cf1596bd2022ad28fd96bf281f21dfdd31a2a812c92017"`
Nov 29 22:19:06.352 INFO running `"docker" "rm" "-f" "29fa08c8b179f4dbb4cf1596bd2022ad28fd96bf281f21dfdd31a2a812c92017"`
Nov 29 22:19:06.444 INFO [stdout] 29fa08c8b179f4dbb4cf1596bd2022ad28fd96bf281f21dfdd31a2a812c92017