Dec 12 10:11:30.848 INFO checking pdf_form-0.2.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 10:11:30.848 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 10:11:31.200 INFO [stdout] f2067ab19b9b6820f50ad4016e3619f29b2738278561837d856871fde4d6035d
Dec 12 10:11:31.206 INFO running `"docker" "start" "-a" "f2067ab19b9b6820f50ad4016e3619f29b2738278561837d856871fde4d6035d"`
Dec 12 10:11:32.627 INFO [stderr] usermod: no changes
Dec 12 10:11:32.808 INFO [stderr]    Compiling case v0.1.0
Dec 12 10:11:32.828 INFO [stderr]     Checking png v0.12.0
Dec 12 10:11:34.132 INFO [stderr]    Compiling derive-error v0.0.4
Dec 12 10:11:35.239 INFO [stderr]     Checking image v0.19.0
Dec 12 10:11:40.484 INFO [stderr]     Checking lopdf v0.15.3
Dec 12 10:11:45.879 INFO [stderr]     Checking pdf_form v0.2.0 (/source)
Dec 12 10:11:51.320 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.67s
Dec 12 10:11:51.324 INFO [stderr] su: No module specific data is present
Dec 12 10:11:51.726 INFO running `"docker" "inspect" "f2067ab19b9b6820f50ad4016e3619f29b2738278561837d856871fde4d6035d"`
Dec 12 10:11:51.866 INFO running `"docker" "rm" "-f" "f2067ab19b9b6820f50ad4016e3619f29b2738278561837d856871fde4d6035d"`
Dec 12 10:11:52.060 INFO [stdout] f2067ab19b9b6820f50ad4016e3619f29b2738278561837d856871fde4d6035d