[INFO] fetching crate nstd_thread 0.5.0...
[INFO] documenting nstd_thread-0.5.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate nstd_thread 0.5.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate nstd_thread 0.5.0 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 nstd_thread 0.5.0
[INFO] finished tweaking crates.io crate nstd_thread 0.5.0
[INFO] tweaked toml for crates.io crate nstd_thread 0.5.0 written to /workspace/builds/worker-21/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] eed740dca5864375eb96b65f451c3c19429ecd15ce05a680c1ba0647640b0930
[INFO] running `Command { std: "docker" "start" "-a" "eed740dca5864375eb96b65f451c3c19429ecd15ce05a680c1ba0647640b0930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eed740dca5864375eb96b65f451c3c19429ecd15ce05a680c1ba0647640b0930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eed740dca5864375eb96b65f451c3c19429ecd15ce05a680c1ba0647640b0930", kill_on_drop: false }`
[INFO] [stdout] eed740dca5864375eb96b65f451c3c19429ecd15ce05a680c1ba0647640b0930
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] acc127794c2b36c0e4a4ddd26beabcc3313dcc6f42ded8afe4066803a5678567
[INFO] running `Command { std: "docker" "start" "-a" "acc127794c2b36c0e4a4ddd26beabcc3313dcc6f42ded8afe4066803a5678567", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting nstd_thread v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "acc127794c2b36c0e4a4ddd26beabcc3313dcc6f42ded8afe4066803a5678567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acc127794c2b36c0e4a4ddd26beabcc3313dcc6f42ded8afe4066803a5678567", kill_on_drop: false }`
[INFO] [stdout] acc127794c2b36c0e4a4ddd26beabcc3313dcc6f42ded8afe4066803a5678567
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] b655cea2f7e815051ba52c12630166a3417f895c7becab1ab5a9c772c4ea442d
[INFO] running `Command { std: "docker" "start" "-a" "b655cea2f7e815051ba52c12630166a3417f895c7becab1ab5a9c772c4ea442d", kill_on_drop: false }`
[INFO] [stderr]  Documenting nstd_thread v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "b655cea2f7e815051ba52c12630166a3417f895c7becab1ab5a9c772c4ea442d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b655cea2f7e815051ba52c12630166a3417f895c7becab1ab5a9c772c4ea442d", kill_on_drop: false }`
[INFO] [stdout] b655cea2f7e815051ba52c12630166a3417f895c7becab1ab5a9c772c4ea442d