[INFO] cloning repository https://github.com/aldor007/greebo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aldor007/greebo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldor007%2Fgreebo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldor007%2Fgreebo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd855165f48812a2dcd91dc73ef489ca8df54871
[INFO] documenting aldor007/greebo against 1.86.0 for beta-1.87-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldor007%2Fgreebo" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aldor007/greebo on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aldor007/greebo
[INFO] finished tweaking git repo https://github.com/aldor007/greebo
[INFO] tweaked toml for git repo https://github.com/aldor007/greebo written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aldor007/greebo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protoc-rust-grpc v0.8.2
[INFO] [stderr]   Downloaded grpc-compiler v0.8.2
[INFO] [stderr]   Downloaded tls-api-stub v0.4.0
[INFO] [stderr]   Downloaded log-ndc v0.2.0
[INFO] [stderr]   Downloaded tls-api v0.4.0
[INFO] [stderr]   Downloaded base64-url v1.4.8
[INFO] [stderr]   Downloaded protoc v2.22.0
[INFO] [stderr]   Downloaded protoc-rust v2.22.0
[INFO] [stderr]   Downloaded protobuf-codegen v2.22.0
[INFO] [stderr]   Downloaded grpc v0.8.2
[INFO] [stderr]   Downloaded tower v0.4.5
[INFO] [stderr]   Downloaded maxminddb v0.17.2
[INFO] [stderr]   Downloaded tonic v0.4.0
[INFO] [stderr]   Downloaded tonic-build v0.4.0
[INFO] [stderr]   Downloaded httpbis v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d8a6e1398be05e4d33929de6e09d44fb2e91f822a7ce681a0c9449b749c90d12
[INFO] running `Command { std: "docker" "start" "-a" "d8a6e1398be05e4d33929de6e09d44fb2e91f822a7ce681a0c9449b749c90d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d8a6e1398be05e4d33929de6e09d44fb2e91f822a7ce681a0c9449b749c90d12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8a6e1398be05e4d33929de6e09d44fb2e91f822a7ce681a0c9449b749c90d12", kill_on_drop: false }`
[INFO] [stdout] d8a6e1398be05e4d33929de6e09d44fb2e91f822a7ce681a0c9449b749c90d12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: chown /var/lib/docker/overlay2/e2cb53bb25d653f4583f479f30580dccd6632cc8a55afca66a5122bb54f9b363-init/work/work: no such file or directory