Dec 04 21:28:53.699 INFO checking brson/httptest against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:28:53.699 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-1/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 21:28:54.166 INFO [stdout] fc0bc5386bc6815da90579afe7af3e18aca776d2d4d76ddcf0a2ebc3bd6bcad7
Dec 04 21:28:54.168 INFO running `"docker" "start" "-a" "fc0bc5386bc6815da90579afe7af3e18aca776d2d4d76ddcf0a2ebc3bd6bcad7"`
Dec 04 21:28:56.950 INFO [stderr] usermod: no changes
Dec 04 21:28:57.159 INFO [stderr]     Checking route-recognizer v0.1.11
Dec 04 21:28:57.171 INFO [stderr]     Checking iron v0.5.1
Dec 04 21:28:59.111 INFO [stderr]     Checking router v0.5.1
Dec 04 21:29:00.777 INFO [stderr]     Checking httptest v0.2.0 (/source)
Dec 04 21:29:06.539 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.56s
Dec 04 21:29:06.545 INFO [stderr] su: No module specific data is present
Dec 04 21:29:07.776 INFO running `"docker" "inspect" "fc0bc5386bc6815da90579afe7af3e18aca776d2d4d76ddcf0a2ebc3bd6bcad7"`
Dec 04 21:29:08.153 INFO running `"docker" "rm" "-f" "fc0bc5386bc6815da90579afe7af3e18aca776d2d4d76ddcf0a2ebc3bd6bcad7"`
Dec 04 21:29:08.535 INFO [stdout] fc0bc5386bc6815da90579afe7af3e18aca776d2d4d76ddcf0a2ebc3bd6bcad7