[INFO] fetching crate dynamic-lru-cache 0.2.0...
[INFO] documenting dynamic-lru-cache-0.2.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate dynamic-lru-cache 0.2.0 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate dynamic-lru-cache 0.2.0 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 crates.io crate dynamic-lru-cache 0.2.0
[INFO] finished tweaking crates.io crate dynamic-lru-cache 0.2.0
[INFO] tweaked toml for crates.io crate dynamic-lru-cache 0.2.0 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getrandom v0.1.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] 5b89115f106a68a8bf337e483882c415421520feef7b76f3cc78a63d273b57f3
[INFO] running `Command { std: "docker" "start" "-a" "5b89115f106a68a8bf337e483882c415421520feef7b76f3cc78a63d273b57f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b89115f106a68a8bf337e483882c415421520feef7b76f3cc78a63d273b57f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b89115f106a68a8bf337e483882c415421520feef7b76f3cc78a63d273b57f3", kill_on_drop: false }`
[INFO] [stdout] 5b89115f106a68a8bf337e483882c415421520feef7b76f3cc78a63d273b57f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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] 53911ecb5410d78fc72447e0026ffd8fb84619b0a8d248fa63a017c934a1f149
[INFO] running `Command { std: "docker" "start" "-a" "53911ecb5410d78fc72447e0026ffd8fb84619b0a8d248fa63a017c934a1f149", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]  Documenting dynamic-lru-cache v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.39s
[INFO] running `Command { std: "docker" "inspect" "53911ecb5410d78fc72447e0026ffd8fb84619b0a8d248fa63a017c934a1f149", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53911ecb5410d78fc72447e0026ffd8fb84619b0a8d248fa63a017c934a1f149", kill_on_drop: false }`
[INFO] [stdout] 53911ecb5410d78fc72447e0026ffd8fb84619b0a8d248fa63a017c934a1f149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] db1917e3bb03a49d13e08af5bbd362b419d1156d2a19f1cb0e94e9c21d88b93d
[INFO] running `Command { std: "docker" "start" "-a" "db1917e3bb03a49d13e08af5bbd362b419d1156d2a19f1cb0e94e9c21d88b93d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]  Documenting dynamic-lru-cache v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.42s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "db1917e3bb03a49d13e08af5bbd362b419d1156d2a19f1cb0e94e9c21d88b93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db1917e3bb03a49d13e08af5bbd362b419d1156d2a19f1cb0e94e9c21d88b93d", kill_on_drop: false }`
[INFO] [stdout] db1917e3bb03a49d13e08af5bbd362b419d1156d2a19f1cb0e94e9c21d88b93d