Dec 12 17:48:58.737 INFO checking background-jobs-core-0.3.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 17:48:58.737 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 12 17:48:59.201 INFO [stdout] 822f5ab23302b39b9e0fa194e5687f910608addeffbbe9a0cadec22fc0611b17
Dec 12 17:48:59.203 INFO running `"docker" "start" "-a" "822f5ab23302b39b9e0fa194e5687f910608addeffbbe9a0cadec22fc0611b17"`
Dec 12 17:49:01.032 INFO [stderr] usermod: no changes
Dec 12 17:49:01.224 INFO [stderr]    Compiling lmdb-sys v0.8.0
Dec 12 17:49:06.449 INFO [stderr]     Checking lmdb v0.8.0
Dec 12 17:49:07.532 INFO [stderr]     Checking kv v0.7.0
Dec 12 17:49:09.984 INFO [stderr]     Checking background-jobs-core v0.3.1 (/source)
Dec 12 17:49:14.920 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.84s
Dec 12 17:49:14.920 INFO [stderr] su: No module specific data is present
Dec 12 17:49:15.588 INFO running `"docker" "inspect" "822f5ab23302b39b9e0fa194e5687f910608addeffbbe9a0cadec22fc0611b17"`
Dec 12 17:49:15.936 INFO running `"docker" "rm" "-f" "822f5ab23302b39b9e0fa194e5687f910608addeffbbe9a0cadec22fc0611b17"`
Dec 12 17:49:16.212 INFO [stdout] 822f5ab23302b39b9e0fa194e5687f910608addeffbbe9a0cadec22fc0611b17