[INFO] cloning repository https://github.com/gregoriB/blockchain-Rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gregoriB/blockchain-Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgregoriB%2Fblockchain-Rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgregoriB%2Fblockchain-Rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43c8845bd3885ef6f23f37f1c2ed2f797becc193
[INFO] documenting gregoriB/blockchain-Rust against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FgregoriB%2Fblockchain-Rust" "/workspace/builds/worker-28/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-28/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregoriB/blockchain-Rust on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gregoriB/blockchain-Rust
[INFO] finished tweaking git repo https://github.com/gregoriB/blockchain-Rust
[INFO] tweaked toml for git repo https://github.com/gregoriB/blockchain-Rust written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate git repo https://github.com/gregoriB/blockchain-Rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stfu8 v0.2.4
[INFO] [stderr]   Downloaded demonstrate v0.4.5
[INFO] [stderr]   Downloaded voca_rs v1.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10bde9f679d238426e953854b73232722765bf5f106340c5f3281c674e9d737a
[INFO] running `Command { std: "docker" "start" "-a" "10bde9f679d238426e953854b73232722765bf5f106340c5f3281c674e9d737a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10bde9f679d238426e953854b73232722765bf5f106340c5f3281c674e9d737a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10bde9f679d238426e953854b73232722765bf5f106340c5f3281c674e9d737a", kill_on_drop: false }`
[INFO] [stdout] 10bde9f679d238426e953854b73232722765bf5f106340c5f3281c674e9d737a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46d0f3637a886cfc0efb14cc750664847008468d0505227584a79055be66fb24
[INFO] running `Command { std: "docker" "start" "-a" "46d0f3637a886cfc0efb14cc750664847008468d0505227584a79055be66fb24", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking bitflags v1.3.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]  Documenting block_chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.19s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "46d0f3637a886cfc0efb14cc750664847008468d0505227584a79055be66fb24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46d0f3637a886cfc0efb14cc750664847008468d0505227584a79055be66fb24", kill_on_drop: false }`
[INFO] [stdout] 46d0f3637a886cfc0efb14cc750664847008468d0505227584a79055be66fb24