[INFO] fetching crate mp3-duration 0.1.10...
[INFO] documenting mp3-duration-0.1.10 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate mp3-duration 0.1.10 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate mp3-duration 0.1.10 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 mp3-duration 0.1.10
[INFO] finished tweaking crates.io crate mp3-duration 0.1.10
[INFO] tweaked toml for crates.io crate mp3-duration 0.1.10 written to /workspace/builds/worker-6/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] f71528243eee95dd54753726f6ff64afc1ad5a49616ce3d277095b540398e3ff
[INFO] running `Command { std: "docker" "start" "-a" "f71528243eee95dd54753726f6ff64afc1ad5a49616ce3d277095b540398e3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f71528243eee95dd54753726f6ff64afc1ad5a49616ce3d277095b540398e3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f71528243eee95dd54753726f6ff64afc1ad5a49616ce3d277095b540398e3ff", kill_on_drop: false }`
[INFO] [stdout] f71528243eee95dd54753726f6ff64afc1ad5a49616ce3d277095b540398e3ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 86edee3f9d1aed9619e769c20e755754e284a3fd4a60a8f2a6f0b15b201fc04f
[INFO] running `Command { std: "docker" "start" "-a" "86edee3f9d1aed9619e769c20e755754e284a3fd4a60a8f2a6f0b15b201fc04f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]  Documenting mp3-duration v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.98s
[INFO] running `Command { std: "docker" "inspect" "86edee3f9d1aed9619e769c20e755754e284a3fd4a60a8f2a6f0b15b201fc04f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86edee3f9d1aed9619e769c20e755754e284a3fd4a60a8f2a6f0b15b201fc04f", kill_on_drop: false }`
[INFO] [stdout] 86edee3f9d1aed9619e769c20e755754e284a3fd4a60a8f2a6f0b15b201fc04f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 5845abd989306125147fbc1ec0ef413ee37dfaa684ee530d8607390e41ddc54c
[INFO] running `Command { std: "docker" "start" "-a" "5845abd989306125147fbc1ec0ef413ee37dfaa684ee530d8607390e41ddc54c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]  Documenting mp3-duration v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.80s
[INFO] running `Command { std: "docker" "inspect" "5845abd989306125147fbc1ec0ef413ee37dfaa684ee530d8607390e41ddc54c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5845abd989306125147fbc1ec0ef413ee37dfaa684ee530d8607390e41ddc54c", kill_on_drop: false }`
[INFO] [stdout] 5845abd989306125147fbc1ec0ef413ee37dfaa684ee530d8607390e41ddc54c