[INFO] updating cached repository KeenS/rockscached
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/KeenS/rockscached
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/KeenS/rockscached" "work/ex/beta-1.37-6/sources/1.36.0/gh/KeenS/rockscached"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/KeenS/rockscached'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KeenS/rockscached" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KeenS/rockscached"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KeenS/rockscached'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d3a0f4cc17e3969f5e358b440b2efb5f3dd558fa
[INFO] sha for GitHub repo KeenS/rockscached: d3a0f4cc17e3969f5e358b440b2efb5f3dd558fa
[INFO] validating manifest of KeenS/rockscached on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of KeenS/rockscached on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing KeenS/rockscached
[INFO] finished frobbing KeenS/rockscached
[INFO] frobbed toml for KeenS/rockscached written to work/ex/beta-1.37-6/sources/1.36.0/gh/KeenS/rockscached/Cargo.toml
[INFO] started frobbing KeenS/rockscached
[INFO] finished frobbing KeenS/rockscached
[INFO] frobbed toml for KeenS/rockscached written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KeenS/rockscached/Cargo.toml
[INFO] crate KeenS/rockscached already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing KeenS/rockscached against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/KeenS/rockscached:/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] aa54e3a81ca518c7e9c046a79b9631a60c9ab1c21eae525651c22f681c054450
[INFO] running `"docker" "start" "-a" "aa54e3a81ca518c7e9c046a79b9631a60c9ab1c21eae525651c22f681c054450"`
[INFO] [stderr]    Compiling clang-sys v0.21.1
[INFO] [stderr]    Compiling cexpr v0.2.2
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]    Compiling bindgen v0.29.1
[INFO] [stderr]    Compiling librocksdb-sys v5.7.1
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "aa54e3a81ca518c7e9c046a79b9631a60c9ab1c21eae525651c22f681c054450"`
[INFO] running `"docker" "rm" "-f" "aa54e3a81ca518c7e9c046a79b9631a60c9ab1c21eae525651c22f681c054450"`
[INFO] [stdout] aa54e3a81ca518c7e9c046a79b9631a60c9ab1c21eae525651c22f681c054450