Dec 17 22:35:04.477 INFO checking jamesmunns/rust_deser against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:35:04.477 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/jamesmunns/rust_deser:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:35:04.948 INFO [stdout] 3544bb7d0b465bf358747449e704804fbdb8a6cb3e9a42c1112e2d4e59f6934f
Dec 17 22:35:04.952 INFO running `"docker" "start" "-a" "3544bb7d0b465bf358747449e704804fbdb8a6cb3e9a42c1112e2d4e59f6934f"`
Dec 17 22:35:06.480 INFO [stderr]     Checking rust_deser v0.0.1 (/opt/crater/workdir)
Dec 17 22:35:06.960 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
Dec 17 22:35:07.558 INFO running `"docker" "inspect" "3544bb7d0b465bf358747449e704804fbdb8a6cb3e9a42c1112e2d4e59f6934f"`
Dec 17 22:35:07.890 INFO running `"docker" "rm" "-f" "3544bb7d0b465bf358747449e704804fbdb8a6cb3e9a42c1112e2d4e59f6934f"`
Dec 17 22:35:08.076 INFO [stdout] 3544bb7d0b465bf358747449e704804fbdb8a6cb3e9a42c1112e2d4e59f6934f