[INFO] fetching crate grpcio-proto 0.5.4...
[INFO] documenting grpcio-proto-0.5.4 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate grpcio-proto 0.5.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate grpcio-proto 0.5.4 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grpcio-proto 0.5.4
[INFO] finished tweaking crates.io crate grpcio-proto 0.5.4
[INFO] tweaked toml for crates.io crate grpcio-proto 0.5.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grpcio-sys v0.5.4
[INFO] [stderr]   Downloaded grpcio v0.5.4
[INFO] [stderr]   Downloaded protobuf-build v0.11.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e8b2449b1feb2f50c80157341702ab30956f30c281c446ff5ddcf20cd8da4ba0
[INFO] running `Command { std: "docker" "start" "-a" "e8b2449b1feb2f50c80157341702ab30956f30c281c446ff5ddcf20cd8da4ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e8b2449b1feb2f50c80157341702ab30956f30c281c446ff5ddcf20cd8da4ba0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8b2449b1feb2f50c80157341702ab30956f30c281c446ff5ddcf20cd8da4ba0", kill_on_drop: false }`
[INFO] [stdout] e8b2449b1feb2f50c80157341702ab30956f30c281c446ff5ddcf20cd8da4ba0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5bf55a1877cbe41f72e088e12d5de2fe93637623f620b3a59240de16f2d2a50
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b5bf55a1877cbe41f72e088e12d5de2fe93637623f620b3a59240de16f2d2a50", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling libz-sys v1.1.1
[INFO] [stderr]    Compiling protobuf v2.17.0
[INFO] [stderr]    Compiling grpcio-compiler v0.5.0
[INFO] [stderr]    Compiling protobuf-codegen v2.17.0
[INFO] [stderr]    Compiling protobuf-build v0.11.3
[INFO] [stderr]    Compiling grpcio-sys v0.5.4
[INFO] [stderr]    Compiling grpcio-proto v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking grpcio v0.5.4
[INFO] [stderr]  Documenting grpcio-proto v0.5.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 52s
[INFO] running `Command { std: "docker" "inspect" "b5bf55a1877cbe41f72e088e12d5de2fe93637623f620b3a59240de16f2d2a50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5bf55a1877cbe41f72e088e12d5de2fe93637623f620b3a59240de16f2d2a50", kill_on_drop: false }`
[INFO] [stdout] b5bf55a1877cbe41f72e088e12d5de2fe93637623f620b3a59240de16f2d2a50