[INFO] updating cached repository mchesser/mapgen
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mchesser/mapgen
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mchesser/mapgen" "work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/mchesser/mapgen"`
[INFO] [stderr] Cloning into 'work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/mchesser/mapgen'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mchesser/mapgen" "work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/mchesser/mapgen"`
[INFO] [stderr] Cloning into 'work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/mchesser/mapgen'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0a31a3c395c4c44232f220e1d9470661755292b8
[INFO] sha for GitHub repo mchesser/mapgen: 0a31a3c395c4c44232f220e1d9470661755292b8
[INFO] validating manifest of mchesser/mapgen on toolchain master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mchesser/mapgen on toolchain try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mchesser/mapgen
[INFO] finished frobbing mchesser/mapgen
[INFO] frobbed toml for mchesser/mapgen written to work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/mchesser/mapgen/Cargo.toml
[INFO] started frobbing mchesser/mapgen
[INFO] finished frobbing mchesser/mapgen
[INFO] frobbed toml for mchesser/mapgen written to work/ex/pr-60444/sources/try#cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b/gh/mchesser/mapgen/Cargo.toml
[INFO] crate mchesser/mapgen already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/mchesser/mapgen/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on the git checkouts
[INFO] [stderr]     Updating git repository `https://github.com/quvarxa/basic2d.git`
[INFO] [stderr]     Updating git repository `https://github.com/quvarxa/bitmap.git`
[INFO] [stderr]     Updating git repository `https://github.com/quvarxa/interpolate.git`
[INFO] [stderr]     Updating git repository `https://github.com/bjz/noise-rs`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on the git checkouts
[INFO] [stderr]     Updating git repository `https://github.com/quvarxa/basic2d.git`
[INFO] [stderr]     Updating git repository `https://github.com/quvarxa/bitmap.git`
[INFO] [stderr]     Blocking waiting for file lock on the git checkouts
[INFO] [stderr]     Updating git repository `https://github.com/quvarxa/interpolate.git`
[INFO] [stderr]     Updating git repository `https://github.com/bjz/noise-rs`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+cf8e5a06b289fbcdaf75ca55c057b2cb09fff33b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mchesser/mapgen against master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf for pr-60444
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60444/worker-5/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60444/sources/master#92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf/gh/mchesser/mapgen:/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" "+92b5e20ad59b183a2e6cd79423f54b8aa7ac9cbf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] db32b780419d54a212c083fb2dd998ae449974669a7ceff672ea5db04d44a502
[INFO] running `"docker" "start" "-a" "db32b780419d54a212c083fb2dd998ae449974669a7ceff672ea5db04d44a502"`
[INFO] [stderr] error: failed to load source for a dependency on `basic2d`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/quvarxa/basic2d.git#3c8d23f3
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to open: /opt/crater/cargo-home/git/.cargo-lock-git
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `"docker" "inspect" "db32b780419d54a212c083fb2dd998ae449974669a7ceff672ea5db04d44a502"`
[INFO] running `"docker" "rm" "-f" "db32b780419d54a212c083fb2dd998ae449974669a7ceff672ea5db04d44a502"`
[INFO] [stdout] db32b780419d54a212c083fb2dd998ae449974669a7ceff672ea5db04d44a502