[INFO] fetching crate plugin-test-plugins 0.1.2...
[INFO] documenting plugin-test-plugins-0.1.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate plugin-test-plugins 0.1.2 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate plugin-test-plugins 0.1.2 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 plugin-test-plugins 0.1.2
[INFO] finished tweaking crates.io crate plugin-test-plugins 0.1.2
[INFO] tweaked toml for crates.io crate plugin-test-plugins 0.1.2 written to /workspace/builds/worker-29/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] 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 plugin-test-api v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 81a4b6f448619ace61361dd0d6336236cf80c68d93d18ce94edb9f362a2034d4
[INFO] running `Command { std: "docker" "start" "-a" "81a4b6f448619ace61361dd0d6336236cf80c68d93d18ce94edb9f362a2034d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81a4b6f448619ace61361dd0d6336236cf80c68d93d18ce94edb9f362a2034d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81a4b6f448619ace61361dd0d6336236cf80c68d93d18ce94edb9f362a2034d4", kill_on_drop: false }`
[INFO] [stdout] 81a4b6f448619ace61361dd0d6336236cf80c68d93d18ce94edb9f362a2034d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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] 4b52be2fc2f244d60f3fbca383859f10251b079f12356cff3e28f393d1f37842
[INFO] running `Command { std: "docker" "start" "-a" "4b52be2fc2f244d60f3fbca383859f10251b079f12356cff3e28f393d1f37842", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking plugin-test-api v0.1.2
[INFO] [stderr]  Documenting plugin-test-plugins v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "4b52be2fc2f244d60f3fbca383859f10251b079f12356cff3e28f393d1f37842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b52be2fc2f244d60f3fbca383859f10251b079f12356cff3e28f393d1f37842", kill_on_drop: false }`
[INFO] [stdout] 4b52be2fc2f244d60f3fbca383859f10251b079f12356cff3e28f393d1f37842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 5f8165e4622bc87bd04bc9ca2f03f29c0714905a3baacd307fedd36f8b56a00f
[INFO] running `Command { std: "docker" "start" "-a" "5f8165e4622bc87bd04bc9ca2f03f29c0714905a3baacd307fedd36f8b56a00f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking plugin-test-api v0.1.2
[INFO] [stderr]  Documenting plugin-test-plugins v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "5f8165e4622bc87bd04bc9ca2f03f29c0714905a3baacd307fedd36f8b56a00f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f8165e4622bc87bd04bc9ca2f03f29c0714905a3baacd307fedd36f8b56a00f", kill_on_drop: false }`
[INFO] [stdout] 5f8165e4622bc87bd04bc9ca2f03f29c0714905a3baacd307fedd36f8b56a00f