Dec 17 19:12:53.828 INFO checking mthiesen/jonathan_converter against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 19:12:53.828 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/mthiesen/jonathan_converter:/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 19:12:53.996 INFO [stdout] 062eafe47606ffeeb092208be6876614833bf111f6c7e5516125b9cc6fa12b67
Dec 17 19:12:54.001 INFO running `"docker" "start" "-a" "062eafe47606ffeeb092208be6876614833bf111f6c7e5516125b9cc6fa12b67"`
Dec 17 19:12:55.197 INFO [stderr]     Checking error-chain v0.12.0
Dec 17 19:12:55.197 INFO [stderr]     Checking pcx v0.2.0
Dec 17 19:12:55.204 INFO [stderr]     Checking clap v2.32.0
Dec 17 19:12:55.222 INFO [stderr]     Checking png v0.12.0
Dec 17 19:13:00.461 INFO [stderr]     Checking jonathan_converter v1.0.0 (/opt/crater/workdir)
Dec 17 19:13:00.942 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.84s
Dec 17 19:13:01.374 INFO running `"docker" "inspect" "062eafe47606ffeeb092208be6876614833bf111f6c7e5516125b9cc6fa12b67"`
Dec 17 19:13:01.523 INFO running `"docker" "rm" "-f" "062eafe47606ffeeb092208be6876614833bf111f6c7e5516125b9cc6fa12b67"`
Dec 17 19:13:01.644 INFO [stdout] 062eafe47606ffeeb092208be6876614833bf111f6c7e5516125b9cc6fa12b67