[INFO] cloning repository https://github.com/overvenus/rngine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/overvenus/rngine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovervenus%2Frngine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovervenus%2Frngine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 099483e3102813ad0bea396ca62ec3f54a2b2838
[INFO] building overvenus/rngine against master#461e8078010433ff7de2db2aaae8a3cfb0847215 for pr-94962
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fovervenus%2Frngine" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/overvenus/rngine on toolchain 461e8078010433ff7de2db2aaae8a3cfb0847215
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/overvenus/rngine
[INFO] finished tweaking git repo https://github.com/overvenus/rngine
[INFO] tweaked toml for git repo https://github.com/overvenus/rngine written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/overvenus/rngine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/pingcap/kvproto.git`
[INFO] [stderr]     Updating git repository `https://github.com/pingcap/rust-rocksdb.git`
[INFO] [stderr]     Updating git repository `https://github.com/alexcrichton/bzip2-rs.git`
[INFO] [stderr]     Updating git repository `https://github.com/busyjay/libz-sys.git`
[INFO] [stderr]     Updating git submodule `https://github.com/madler/zlib`
[INFO] [stderr]     Updating git repository `https://github.com/busyjay/lz4-rs.git`
[INFO] [stderr]     Updating git submodule `https://github.com/lz4/lz4.git`
[INFO] [stderr]     Updating git repository `https://github.com/busyjay/rust-snappy.git`
[INFO] [stderr]     Updating git submodule `https://github.com/google/snappy.git`
[INFO] [stderr]     Updating git repository `https://github.com/gyscos/zstd-rs.git`
[INFO] [stderr]     Updating git submodule `https://github.com/facebook/zstd`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal v0.6.0
[INFO] [stderr]   Downloaded grpcio v0.4.0
[INFO] [stderr]   Downloaded blob v0.2.0
[INFO] [stderr]   Downloaded protobuf v2.0.5
[INFO] [stderr]   Downloaded raft v0.3.1
[INFO] [stderr]   Downloaded slog-scope v4.0.1
[INFO] [stderr]   Downloaded slog-stdlog v3.0.4-pre
[INFO] [stderr]   Downloaded grpcio-sys v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f524a530a60ed30ce503df4ba57accefd652937dca557e9dc9e2e483509c6a58
[INFO] running `Command { std: "docker" "start" "-a" "f524a530a60ed30ce503df4ba57accefd652937dca557e9dc9e2e483509c6a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f524a530a60ed30ce503df4ba57accefd652937dca557e9dc9e2e483509c6a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f524a530a60ed30ce503df4ba57accefd652937dca557e9dc9e2e483509c6a58", kill_on_drop: false }`
[INFO] [stdout] f524a530a60ed30ce503df4ba57accefd652937dca557e9dc9e2e483509c6a58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+461e8078010433ff7de2db2aaae8a3cfb0847215" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c51dec94aec22452b61d13d8e0234943b1ff44db4a48a37726736ab98804fa6
[INFO] running `Command { std: "docker" "start" "-a" "8c51dec94aec22452b61d13d8e0234943b1ff44db4a48a37726736ab98804fa6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/pingcap/kvproto.git`
[INFO] [stderr] error: failed to get `kvproto` as a dependency of package `rngine v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to load source for dependency `kvproto`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/pingcap/kvproto.git?branch=ov/engine#ac4efcfd
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to fetch into: /opt/rustwide/cargo-home/git/db/kvproto-e694950bee90bc86
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   attempting to update a git repository, but --frozen was specified
[INFO] running `Command { std: "docker" "inspect" "8c51dec94aec22452b61d13d8e0234943b1ff44db4a48a37726736ab98804fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c51dec94aec22452b61d13d8e0234943b1ff44db4a48a37726736ab98804fa6", kill_on_drop: false }`
[INFO] [stdout] 8c51dec94aec22452b61d13d8e0234943b1ff44db4a48a37726736ab98804fa6