Dec 17 22:43:38.564 INFO checking jackbit/usock against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 22:43:38.564 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/jackbit/usock:/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 22:43:38.986 INFO [stdout] 0a82b9d127290fa43b05186b7b70689758b492935f08fcc567d1968d64b33f69
Dec 17 22:43:38.992 INFO running `"docker" "start" "-a" "0a82b9d127290fa43b05186b7b70689758b492935f08fcc567d1968d64b33f69"`
Dec 17 22:43:40.540 INFO [stderr] error: failed to load source for a dependency on `mongodb`
Dec 17 22:43:40.540 INFO [stderr] 
Dec 17 22:43:40.540 INFO [stderr] Caused by:
Dec 17 22:43:40.540 INFO [stderr]   Unable to update https://github.com/mongodb-labs/mongo-rust-driver-prototype?tag=0.3.8#01af4678
Dec 17 22:43:40.540 INFO [stderr] 
Dec 17 22:43:40.540 INFO [stderr] Caused by:
Dec 17 22:43:40.540 INFO [stderr]   failed to open: /opt/crater/cargo-home/git/.cargo-lock-git
Dec 17 22:43:40.540 INFO [stderr] 
Dec 17 22:43:40.540 INFO [stderr] Caused by:
Dec 17 22:43:40.540 INFO [stderr]   Read-only file system (os error 30)
Dec 17 22:43:41.484 INFO running `"docker" "inspect" "0a82b9d127290fa43b05186b7b70689758b492935f08fcc567d1968d64b33f69"`
Dec 17 22:43:41.770 INFO running `"docker" "rm" "-f" "0a82b9d127290fa43b05186b7b70689758b492935f08fcc567d1968d64b33f69"`
Dec 17 22:43:42.044 INFO [stdout] 0a82b9d127290fa43b05186b7b70689758b492935f08fcc567d1968d64b33f69