[INFO] fetching crate monotron-api 0.2.2...
[INFO] documenting monotron-api-0.2.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate monotron-api 0.2.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate monotron-api 0.2.2 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 monotron-api 0.2.2
[INFO] finished tweaking crates.io crate monotron-api 0.2.2
[INFO] tweaked toml for crates.io crate monotron-api 0.2.2 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] dd847437731100bc23c6e0bc3eb78a297d386571e8567ceeb24ab53ab8930375
[INFO] running `Command { std: "docker" "start" "-a" "dd847437731100bc23c6e0bc3eb78a297d386571e8567ceeb24ab53ab8930375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd847437731100bc23c6e0bc3eb78a297d386571e8567ceeb24ab53ab8930375", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd847437731100bc23c6e0bc3eb78a297d386571e8567ceeb24ab53ab8930375", kill_on_drop: false }`
[INFO] [stdout] dd847437731100bc23c6e0bc3eb78a297d386571e8567ceeb24ab53ab8930375
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] dfb5755469c436d4ab09a616db9b07f8d5e76ebbb568e7b3fdc8391061518c5f
[INFO] running `Command { std: "docker" "start" "-a" "dfb5755469c436d4ab09a616db9b07f8d5e76ebbb568e7b3fdc8391061518c5f", kill_on_drop: false }`
[INFO] [stderr]  Documenting monotron-api v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `Command { std: "docker" "inspect" "dfb5755469c436d4ab09a616db9b07f8d5e76ebbb568e7b3fdc8391061518c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfb5755469c436d4ab09a616db9b07f8d5e76ebbb568e7b3fdc8391061518c5f", kill_on_drop: false }`
[INFO] [stdout] dfb5755469c436d4ab09a616db9b07f8d5e76ebbb568e7b3fdc8391061518c5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 58d3f0e25b18b878358d5d5731825dbf6b8299a26010f8b20676fd9cc30e1cc6
[INFO] running `Command { std: "docker" "start" "-a" "58d3f0e25b18b878358d5d5731825dbf6b8299a26010f8b20676fd9cc30e1cc6", kill_on_drop: false }`
[INFO] [stderr]  Documenting monotron-api v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "58d3f0e25b18b878358d5d5731825dbf6b8299a26010f8b20676fd9cc30e1cc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d3f0e25b18b878358d5d5731825dbf6b8299a26010f8b20676fd9cc30e1cc6", kill_on_drop: false }`
[INFO] [stdout] 58d3f0e25b18b878358d5d5731825dbf6b8299a26010f8b20676fd9cc30e1cc6