[INFO] crate google-testing1-cli 1.0.8+20181011 is already in cache
[INFO] extracting crate google-testing1-cli 1.0.8+20181011 into work/ex/pr-60620/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/reg/google-testing1-cli/1.0.8+20181011
[INFO] extracting crate google-testing1-cli 1.0.8+20181011 into work/ex/pr-60620/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/reg/google-testing1-cli/1.0.8+20181011
[INFO] validating manifest of google-testing1-cli-1.0.8+20181011 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 google-testing1-cli-1.0.8+20181011 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 google-testing1-cli-1.0.8+20181011
[INFO] finished frobbing google-testing1-cli-1.0.8+20181011
[INFO] frobbed toml for google-testing1-cli-1.0.8+20181011 written to work/ex/pr-60620/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/reg/google-testing1-cli/1.0.8+20181011/Cargo.toml
[INFO] started frobbing google-testing1-cli-1.0.8+20181011
[INFO] finished frobbing google-testing1-cli-1.0.8+20181011
[INFO] frobbed toml for google-testing1-cli-1.0.8+20181011 written to work/ex/pr-60620/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/reg/google-testing1-cli/1.0.8+20181011/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+ef01f29964df207f181bd5bcf236e41372a17273-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a7cff45e655f886da150e206c7acbe984df4ab71-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+ef01f29964df207f181bd5bcf236e41372a17273-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/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 google-testing1-cli-1.0.8+20181011 against try#a7cff45e655f886da150e206c7acbe984df4ab71 for pr-60620
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60620/worker-1/try#a7cff45e655f886da150e206c7acbe984df4ab71:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60620/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/reg/google-testing1-cli/1.0.8+20181011:/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" "+a7cff45e655f886da150e206c7acbe984df4ab71-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b9f90b95f5ef7e8a74439724ecce3c962ddf9a7131a56979b458229cfc82e83d
[INFO] running `"docker" "start" "-a" "b9f90b95f5ef7e8a74439724ecce3c962ddf9a7131a56979b458229cfc82e83d"`
[INFO] [stderr] warning: version requirement `1.0.8+20181011` for dependency `google-testing1` includes semver metadata which will be ignored, removing the metadata is recommended to avoid confusion
[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" "b9f90b95f5ef7e8a74439724ecce3c962ddf9a7131a56979b458229cfc82e83d"`
[INFO] running `"docker" "rm" "-f" "b9f90b95f5ef7e8a74439724ecce3c962ddf9a7131a56979b458229cfc82e83d"`
[INFO] [stdout] b9f90b95f5ef7e8a74439724ecce3c962ddf9a7131a56979b458229cfc82e83d