[INFO] crate google-dialogflow2_beta1 1.0.8+20181009 is already in cache [INFO] extracting crate google-dialogflow2_beta1 1.0.8+20181009 into work/ex/pr-60620-1/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/reg/google-dialogflow2_beta1/1.0.8+20181009 [INFO] extracting crate google-dialogflow2_beta1 1.0.8+20181009 into work/ex/pr-60620-1/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/reg/google-dialogflow2_beta1/1.0.8+20181009 [INFO] validating manifest of google-dialogflow2_beta1-1.0.8+20181009 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 google-dialogflow2_beta1-1.0.8+20181009 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 google-dialogflow2_beta1-1.0.8+20181009 [INFO] finished frobbing google-dialogflow2_beta1-1.0.8+20181009 [INFO] frobbed toml for google-dialogflow2_beta1-1.0.8+20181009 written to work/ex/pr-60620-1/sources/master#ef01f29964df207f181bd5bcf236e41372a17273/reg/google-dialogflow2_beta1/1.0.8+20181009/Cargo.toml [INFO] started frobbing google-dialogflow2_beta1-1.0.8+20181009 [INFO] finished frobbing google-dialogflow2_beta1-1.0.8+20181009 [INFO] frobbed toml for google-dialogflow2_beta1-1.0.8+20181009 written to work/ex/pr-60620-1/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/reg/google-dialogflow2_beta1/1.0.8+20181009/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+ef01f29964df207f181bd5bcf236e41372a17273-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a7cff45e655f886da150e206c7acbe984df4ab71-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [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] checking google-dialogflow2_beta1-1.0.8+20181009 against try#a7cff45e655f886da150e206c7acbe984df4ab71 for pr-60620-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60620-1/worker-6/try#a7cff45e655f886da150e206c7acbe984df4ab71:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60620-1/sources/try#a7cff45e655f886da150e206c7acbe984df4ab71/reg/google-dialogflow2_beta1/1.0.8+20181009:/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" "+a7cff45e655f886da150e206c7acbe984df4ab71-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] afb517f3e828de22f77b11758c1cc4757207ecf030fa9bf977ed69c66812d79f [INFO] running `"docker" "start" "-a" "afb517f3e828de22f77b11758c1cc4757207ecf030fa9bf977ed69c66812d79f"` [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" "afb517f3e828de22f77b11758c1cc4757207ecf030fa9bf977ed69c66812d79f"` [INFO] running `"docker" "rm" "-f" "afb517f3e828de22f77b11758c1cc4757207ecf030fa9bf977ed69c66812d79f"` [INFO] [stdout] afb517f3e828de22f77b11758c1cc4757207ecf030fa9bf977ed69c66812d79f