Dec 05 16:27:13.334 INFO checking average-0.9.2 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 16:27:13.334 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 05 16:27:13.552 INFO [stdout] 937554899ea8eddd3db9ee482c261854b21a357bccd6fc40b7b5196ee3b2edb8
Dec 05 16:27:13.556 INFO running `"docker" "start" "-a" "937554899ea8eddd3db9ee482c261854b21a357bccd6fc40b7b5196ee3b2edb8"`
Dec 05 16:27:14.251 INFO [stderr] usermod: no changes
Dec 05 16:27:14.314 INFO [stderr]     Checking custom_derive v0.1.7
Dec 05 16:27:14.315 INFO [stderr]     Checking float-ord v0.2.0
Dec 05 16:27:14.316 INFO [stderr]     Checking streaming-stats v0.2.2
Dec 05 16:27:14.409 INFO [stderr]     Checking conv v0.3.3
Dec 05 16:27:15.949 INFO [stderr]     Checking average v0.9.2 (/source)
Dec 05 16:27:31.024 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.75s
Dec 05 16:27:31.035 INFO [stderr] su: No module specific data is present
Dec 05 16:27:32.471 INFO running `"docker" "inspect" "937554899ea8eddd3db9ee482c261854b21a357bccd6fc40b7b5196ee3b2edb8"`
Dec 05 16:27:32.875 INFO running `"docker" "rm" "-f" "937554899ea8eddd3db9ee482c261854b21a357bccd6fc40b7b5196ee3b2edb8"`
Dec 05 16:27:33.207 INFO [stdout] 937554899ea8eddd3db9ee482c261854b21a357bccd6fc40b7b5196ee3b2edb8