[INFO] fetching crate oprec 0.1.0...
[INFO] documenting oprec-0.1.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate oprec 0.1.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate oprec 0.1.0 on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate oprec 0.1.0
[INFO] finished tweaking crates.io crate oprec 0.1.0
[INFO] tweaked toml for crates.io crate oprec 0.1.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b4368ed2c0d917b1fadc1342e343b174f49640c52b5ca1a40c079134cabb913
[INFO] running `Command { std: "docker" "start" "-a" "1b4368ed2c0d917b1fadc1342e343b174f49640c52b5ca1a40c079134cabb913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b4368ed2c0d917b1fadc1342e343b174f49640c52b5ca1a40c079134cabb913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4368ed2c0d917b1fadc1342e343b174f49640c52b5ca1a40c079134cabb913", kill_on_drop: false }`
[INFO] [stdout] 1b4368ed2c0d917b1fadc1342e343b174f49640c52b5ca1a40c079134cabb913
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f992b606c813bda37c7721693d95fd79253c470e161d360cf35fcd6548bbdf3d
[INFO] running `Command { std: "docker" "start" "-a" "f992b606c813bda37c7721693d95fd79253c470e161d360cf35fcd6548bbdf3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]  Documenting oprec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.99s
[INFO] running `Command { std: "docker" "inspect" "f992b606c813bda37c7721693d95fd79253c470e161d360cf35fcd6548bbdf3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f992b606c813bda37c7721693d95fd79253c470e161d360cf35fcd6548bbdf3d", kill_on_drop: false }`
[INFO] [stdout] f992b606c813bda37c7721693d95fd79253c470e161d360cf35fcd6548bbdf3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] ba8a8e3294cb1359d4ca388e84a69df6b90d54c37425984e6e0aa8fb283bb7b2
[INFO] running `Command { std: "docker" "start" "-a" "ba8a8e3294cb1359d4ca388e84a69df6b90d54c37425984e6e0aa8fb283bb7b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking ordermap v0.3.5
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]  Documenting oprec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.82s
[INFO] running `Command { std: "docker" "inspect" "ba8a8e3294cb1359d4ca388e84a69df6b90d54c37425984e6e0aa8fb283bb7b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba8a8e3294cb1359d4ca388e84a69df6b90d54c37425984e6e0aa8fb283bb7b2", kill_on_drop: false }`
[INFO] [stdout] ba8a8e3294cb1359d4ca388e84a69df6b90d54c37425984e6e0aa8fb283bb7b2