[INFO] fetching crate diff 0.1.12...
[INFO] documenting diff-0.1.12 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate diff 0.1.12 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate diff 0.1.12 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 diff 0.1.12
[INFO] finished tweaking crates.io crate diff 0.1.12
[INFO] tweaked toml for crates.io crate diff 0.1.12 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] crate crates.io crate diff 0.1.12 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]     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 speculate v0.1.2
[INFO] [stderr]   Downloaded log v0.4.10
[INFO] [stderr]   Downloaded quickcheck v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] ef40ddda434bed70bddd96ec26519d552bd2c807a7f8126c72920030c7b8826c
[INFO] running `Command { std: "docker" "start" "-a" "ef40ddda434bed70bddd96ec26519d552bd2c807a7f8126c72920030c7b8826c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef40ddda434bed70bddd96ec26519d552bd2c807a7f8126c72920030c7b8826c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef40ddda434bed70bddd96ec26519d552bd2c807a7f8126c72920030c7b8826c", kill_on_drop: false }`
[INFO] [stdout] ef40ddda434bed70bddd96ec26519d552bd2c807a7f8126c72920030c7b8826c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] 6c274e9378a896a6d37b67cbd5b80c58228d74c9cff25d4b2d7e0c7ada983f39
[INFO] running `Command { std: "docker" "start" "-a" "6c274e9378a896a6d37b67cbd5b80c58228d74c9cff25d4b2d7e0c7ada983f39", kill_on_drop: false }`
[INFO] [stderr]  Documenting diff v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "6c274e9378a896a6d37b67cbd5b80c58228d74c9cff25d4b2d7e0c7ada983f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c274e9378a896a6d37b67cbd5b80c58228d74c9cff25d4b2d7e0c7ada983f39", kill_on_drop: false }`
[INFO] [stdout] 6c274e9378a896a6d37b67cbd5b80c58228d74c9cff25d4b2d7e0c7ada983f39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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] f317a4b4f6cc46e513740a9500207d330e540585baf6f4784c35dd615d09b9d0
[INFO] running `Command { std: "docker" "start" "-a" "f317a4b4f6cc46e513740a9500207d330e540585baf6f4784c35dd615d09b9d0", kill_on_drop: false }`
[INFO] [stderr]  Documenting diff v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "f317a4b4f6cc46e513740a9500207d330e540585baf6f4784c35dd615d09b9d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f317a4b4f6cc46e513740a9500207d330e540585baf6f4784c35dd615d09b9d0", kill_on_drop: false }`
[INFO] [stdout] f317a4b4f6cc46e513740a9500207d330e540585baf6f4784c35dd615d09b9d0