Dec 05 15:39:12.261 INFO checking cargo-tree-0.22.0 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 15:39:12.261 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 15:39:12.639 INFO [stdout] ff13a718441928dc1568922b2ec47a29cd902471031b37032db00a466129a6a7
Dec 05 15:39:12.642 INFO running `"docker" "start" "-a" "ff13a718441928dc1568922b2ec47a29cd902471031b37032db00a466129a6a7"`
Dec 05 15:39:14.379 INFO [stderr] usermod: no changes
Dec 05 15:39:14.954 INFO [stderr]     Checking parking_lot v0.6.4
Dec 05 15:39:16.616 INFO [stderr]     Checking crossbeam-channel v0.2.6
Dec 05 15:39:19.150 INFO [stderr]     Checking ignore v0.4.4
Dec 05 15:39:22.985 INFO [stderr]     Checking cargo v0.31.0
Dec 05 15:39:44.675 INFO [stderr]     Checking cargo-tree v0.22.0 (/source)
Dec 05 15:39:59.293 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.89s
Dec 05 15:39:59.355 INFO [stderr] su: No module specific data is present
Dec 05 15:40:00.517 INFO running `"docker" "inspect" "ff13a718441928dc1568922b2ec47a29cd902471031b37032db00a466129a6a7"`
Dec 05 15:40:00.872 INFO running `"docker" "rm" "-f" "ff13a718441928dc1568922b2ec47a29cd902471031b37032db00a466129a6a7"`
Dec 05 15:40:01.279 INFO [stdout] ff13a718441928dc1568922b2ec47a29cd902471031b37032db00a466129a6a7