[INFO] updating cached repository martindevans/Word2Vec_Server [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/martindevans/Word2Vec_Server [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/martindevans/Word2Vec_Server" "work/ex/pr-60620/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/gh/martindevans/Word2Vec_Server"` [INFO] [stderr] Cloning into 'work/ex/pr-60620/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/gh/martindevans/Word2Vec_Server'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/martindevans/Word2Vec_Server" "work/ex/pr-60620/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/gh/martindevans/Word2Vec_Server"` [INFO] [stderr] Cloning into 'work/ex/pr-60620/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/gh/martindevans/Word2Vec_Server'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b949b6efa07e8fc8d10ed0b5e1d88d48f6c7f916 [INFO] sha for GitHub repo martindevans/Word2Vec_Server: b949b6efa07e8fc8d10ed0b5e1d88d48f6c7f916 [INFO] validating manifest of martindevans/Word2Vec_Server on toolchain master#ef01f29964df207f181bd5bcf236e41372a17273 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+ef01f29964df207f181bd5bcf236e41372a17273-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of martindevans/Word2Vec_Server on toolchain try#a7cff45e655f886da150e206c7acbe984df4ab71 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a7cff45e655f886da150e206c7acbe984df4ab71-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing martindevans/Word2Vec_Server [INFO] finished frobbing martindevans/Word2Vec_Server [INFO] frobbed toml for martindevans/Word2Vec_Server written to work/ex/pr-60620/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/gh/martindevans/Word2Vec_Server/Cargo.toml [INFO] started frobbing martindevans/Word2Vec_Server [INFO] finished frobbing martindevans/Word2Vec_Server [INFO] frobbed toml for martindevans/Word2Vec_Server written to work/ex/pr-60620/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/gh/martindevans/Word2Vec_Server/Cargo.toml [INFO] crate martindevans/Word2Vec_Server already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/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/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a7cff45e655f886da150e206c7acbe984df4ab71-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking martindevans/Word2Vec_Server against master#ef01f29964df207f181bd5bcf236e41372a17273 for pr-60620 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60620/worker-7/master#ef01f29964df207f181bd5bcf236e41372a17273:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60620/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/gh/martindevans/Word2Vec_Server:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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] 322e2421b7c4a040791a43817f38223f489eda79b0a62ecf775ba994ba022d2f [INFO] running `"docker" "start" "-a" "322e2421b7c4a040791a43817f38223f489eda79b0a62ecf775ba994ba022d2f"` [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" "322e2421b7c4a040791a43817f38223f489eda79b0a62ecf775ba994ba022d2f"` [INFO] running `"docker" "rm" "-f" "322e2421b7c4a040791a43817f38223f489eda79b0a62ecf775ba994ba022d2f"` [INFO] [stdout] 322e2421b7c4a040791a43817f38223f489eda79b0a62ecf775ba994ba022d2f