Dec 18 12:47:30.845 INFO checking prost-types-0.4.0 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 12:47:30.845 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/prost-types/0.4.0:/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 18 12:47:31.033 INFO [stdout] cbfe8a647f7531af70b63d43ed42c3331544f616c611940d03718ac735a9ea42
Dec 18 12:47:31.034 INFO running `"docker" "start" "-a" "cbfe8a647f7531af70b63d43ed42c3331544f616c611940d03718ac735a9ea42"`
Dec 18 12:47:31.729 INFO [stderr]     Checking prost v0.4.0
Dec 18 12:47:31.729 INFO [stderr]    Compiling failure v0.1.3
Dec 18 12:47:32.560 INFO [stderr]    Compiling prost-derive v0.4.0
Dec 18 12:47:38.652 INFO [stderr]     Checking prost-types v0.4.0 (/opt/crater/workdir)
Dec 18 12:47:42.384 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.76s
Dec 18 12:47:43.617 INFO running `"docker" "inspect" "cbfe8a647f7531af70b63d43ed42c3331544f616c611940d03718ac735a9ea42"`
Dec 18 12:47:44.006 INFO running `"docker" "rm" "-f" "cbfe8a647f7531af70b63d43ed42c3331544f616c611940d03718ac735a9ea42"`
Dec 18 12:47:44.390 INFO [stdout] cbfe8a647f7531af70b63d43ed42c3331544f616c611940d03718ac735a9ea42