[INFO] fetching crate mutex-watersheds 0.1.1...
[INFO] documenting mutex-watersheds-0.1.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate mutex-watersheds 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mutex-watersheds 0.1.1 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 mutex-watersheds 0.1.1
[INFO] finished tweaking crates.io crate mutex-watersheds 0.1.1
[INFO] tweaked toml for crates.io crate mutex-watersheds 0.1.1 written to /workspace/builds/worker-12/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 termcolor v1.1.3
[INFO] [stderr]   Downloaded quick-error v1.2.3
[INFO] [stderr]   Downloaded humantime v1.3.0
[INFO] [stderr]   Downloaded disjoint-sets v0.4.2
[INFO] [stderr]   Downloaded winapi-util v0.1.5
[INFO] [stderr]   Downloaded pretty_env_logger v0.4.0
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] f6bd79128572657ca0b85ca56c28b268fa2c34c9d4e460d9d3ae06233f419e66
[INFO] running `Command { std: "docker" "start" "-a" "f6bd79128572657ca0b85ca56c28b268fa2c34c9d4e460d9d3ae06233f419e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6bd79128572657ca0b85ca56c28b268fa2c34c9d4e460d9d3ae06233f419e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6bd79128572657ca0b85ca56c28b268fa2c34c9d4e460d9d3ae06233f419e66", kill_on_drop: false }`
[INFO] [stdout] f6bd79128572657ca0b85ca56c28b268fa2c34c9d4e460d9d3ae06233f419e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] e577f1327f8bbc9d2e9b3ac6fca4a3b20e727331a574546ac8eb2da09140ebac
[INFO] running `Command { std: "docker" "start" "-a" "e577f1327f8bbc9d2e9b3ac6fca4a3b20e727331a574546ac8eb2da09140ebac", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking disjoint-sets v0.4.2
[INFO] [stderr]  Documenting mutex-watersheds v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "e577f1327f8bbc9d2e9b3ac6fca4a3b20e727331a574546ac8eb2da09140ebac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e577f1327f8bbc9d2e9b3ac6fca4a3b20e727331a574546ac8eb2da09140ebac", kill_on_drop: false }`
[INFO] [stdout] e577f1327f8bbc9d2e9b3ac6fca4a3b20e727331a574546ac8eb2da09140ebac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 9131562d088ba93a8ff11f3d4a115e0b1d983f11a0f8cb3650c439de5f0189b6
[INFO] running `Command { std: "docker" "start" "-a" "9131562d088ba93a8ff11f3d4a115e0b1d983f11a0f8cb3650c439de5f0189b6", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking disjoint-sets v0.4.2
[INFO] [stderr]  Documenting mutex-watersheds v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "9131562d088ba93a8ff11f3d4a115e0b1d983f11a0f8cb3650c439de5f0189b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9131562d088ba93a8ff11f3d4a115e0b1d983f11a0f8cb3650c439de5f0189b6", kill_on_drop: false }`
[INFO] [stdout] 9131562d088ba93a8ff11f3d4a115e0b1d983f11a0f8cb3650c439de5f0189b6