[INFO] fetching crate capo 0.0.1...
[INFO] documenting capo-0.0.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate capo 0.0.1 into /workspace/builds/worker-115/source
[INFO] validating manifest of crates.io crate capo 0.0.1 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 capo 0.0.1
[INFO] finished tweaking crates.io crate capo 0.0.1
[INFO] tweaked toml for crates.io crate capo 0.0.1 written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] crate crates.io crate capo 0.0.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded errno v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 547b789cad6d3116c9929e0d451999156e95b213e446ddbaa5d2ba729ae6f96e
[INFO] running `Command { std: "docker" "start" "-a" "547b789cad6d3116c9929e0d451999156e95b213e446ddbaa5d2ba729ae6f96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547b789cad6d3116c9929e0d451999156e95b213e446ddbaa5d2ba729ae6f96e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547b789cad6d3116c9929e0d451999156e95b213e446ddbaa5d2ba729ae6f96e", kill_on_drop: false }`
[INFO] [stdout] 547b789cad6d3116c9929e0d451999156e95b213e446ddbaa5d2ba729ae6f96e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] dc0bc8f1b90ad0f487da1dd38fd5941b8c46a99bae114c3657b9a7b5a3d06de3
[INFO] running `Command { std: "docker" "start" "-a" "dc0bc8f1b90ad0f487da1dd38fd5941b8c46a99bae114c3657b9a7b5a3d06de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]  Documenting capo v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "dc0bc8f1b90ad0f487da1dd38fd5941b8c46a99bae114c3657b9a7b5a3d06de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0bc8f1b90ad0f487da1dd38fd5941b8c46a99bae114c3657b9a7b5a3d06de3", kill_on_drop: false }`
[INFO] [stdout] dc0bc8f1b90ad0f487da1dd38fd5941b8c46a99bae114c3657b9a7b5a3d06de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] fd782d7cee95223ba2888554186d5183ce670fd4c0fd9d2c4702a81255c4bdbf
[INFO] running `Command { std: "docker" "start" "-a" "fd782d7cee95223ba2888554186d5183ce670fd4c0fd9d2c4702a81255c4bdbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking errno v0.2.5
[INFO] [stderr]  Documenting capo v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.55s
[INFO] running `Command { std: "docker" "inspect" "fd782d7cee95223ba2888554186d5183ce670fd4c0fd9d2c4702a81255c4bdbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd782d7cee95223ba2888554186d5183ce670fd4c0fd9d2c4702a81255c4bdbf", kill_on_drop: false }`
[INFO] [stdout] fd782d7cee95223ba2888554186d5183ce670fd4c0fd9d2c4702a81255c4bdbf