[INFO] updating cached repository S-YOU/ferris_watch [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/S-YOU/ferris_watch [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/S-YOU/ferris_watch" "work/ex/pr-60620-1/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/gh/S-YOU/ferris_watch"` [INFO] [stderr] Cloning into 'work/ex/pr-60620-1/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/gh/S-YOU/ferris_watch'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/S-YOU/ferris_watch" "work/ex/pr-60620-1/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/gh/S-YOU/ferris_watch"` [INFO] [stderr] Cloning into 'work/ex/pr-60620-1/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/gh/S-YOU/ferris_watch'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 262e5db36f5d4162f1c202af6c3d39a8aea51359 [INFO] sha for GitHub repo S-YOU/ferris_watch: 262e5db36f5d4162f1c202af6c3d39a8aea51359 [INFO] validating manifest of S-YOU/ferris_watch on toolchain master#ef01f29964df207f181bd5bcf236e41372a17273 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+ef01f29964df207f181bd5bcf236e41372a17273-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of S-YOU/ferris_watch on toolchain try#a7cff45e655f886da150e206c7acbe984df4ab71 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a7cff45e655f886da150e206c7acbe984df4ab71-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing S-YOU/ferris_watch [INFO] finished frobbing S-YOU/ferris_watch [INFO] frobbed toml for S-YOU/ferris_watch written to work/ex/pr-60620-1/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/gh/S-YOU/ferris_watch/Cargo.toml [INFO] started frobbing S-YOU/ferris_watch [INFO] finished frobbing S-YOU/ferris_watch [INFO] frobbed toml for S-YOU/ferris_watch written to work/ex/pr-60620-1/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/gh/S-YOU/ferris_watch/Cargo.toml [INFO] crate S-YOU/ferris_watch already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+ef01f29964df207f181bd5bcf236e41372a17273-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a7cff45e655f886da150e206c7acbe984df4ab71-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] checking S-YOU/ferris_watch against master#ef01f29964df207f181bd5bcf236e41372a17273 for pr-60620-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60620-1/worker-5/master#ef01f29964df207f181bd5bcf236e41372a17273:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60620-1/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/gh/S-YOU/ferris_watch:/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" "+ef01f29964df207f181bd5bcf236e41372a17273-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 74559dad7976b28c2ebffeeb18c70a42039b2d9d0adc09efaeaf9840cd75e708 [INFO] running `"docker" "start" "-a" "74559dad7976b28c2ebffeeb18c70a42039b2d9d0adc09efaeaf9840cd75e708"` [INFO] [stderr] error: failed to acquire package cache lock [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to open: /opt/crater/cargo-home/.package-cache [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Read-only file system (os error 30) [INFO] running `"docker" "inspect" "74559dad7976b28c2ebffeeb18c70a42039b2d9d0adc09efaeaf9840cd75e708"` [INFO] running `"docker" "rm" "-f" "74559dad7976b28c2ebffeeb18c70a42039b2d9d0adc09efaeaf9840cd75e708"` [INFO] [stdout] 74559dad7976b28c2ebffeeb18c70a42039b2d9d0adc09efaeaf9840cd75e708