Dec 04 21:44:34.672 INFO checking blt/mmap_comm against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 21:44:34.672 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 21:44:35.020 INFO [stdout] f79c234f69f2098b8050357797298dcc88f6acce3f12068ea801e45e5f3ab78b
Dec 04 21:44:35.025 INFO running `"docker" "start" "-a" "f79c234f69f2098b8050357797298dcc88f6acce3f12068ea801e45e5f3ab78b"`
Dec 04 21:44:36.558 INFO [stderr] usermod: no changes
Dec 04 21:44:36.663 INFO [stderr]     Checking quantiles v0.7.0
Dec 04 21:44:36.663 INFO [stderr]     Checking parking_lot_core v0.2.10
Dec 04 21:44:38.423 INFO [stderr]     Checking parking_lot v0.5.3
Dec 04 21:44:39.407 INFO [stderr]     Checking mmap_comm v0.1.0 (/source)
Dec 04 21:44:41.336 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.74s
Dec 04 21:44:41.341 INFO [stderr] su: No module specific data is present
Dec 04 21:44:42.147 INFO running `"docker" "inspect" "f79c234f69f2098b8050357797298dcc88f6acce3f12068ea801e45e5f3ab78b"`
Dec 04 21:44:42.448 INFO running `"docker" "rm" "-f" "f79c234f69f2098b8050357797298dcc88f6acce3f12068ea801e45e5f3ab78b"`
Dec 04 21:44:42.802 INFO [stdout] f79c234f69f2098b8050357797298dcc88f6acce3f12068ea801e45e5f3ab78b