[INFO] fetching crate r50 0.14.1...
[INFO] documenting r50-0.14.1 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate r50 0.14.1 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate r50 0.14.1 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 r50 0.14.1
[INFO] finished tweaking crates.io crate r50 0.14.1
[INFO] tweaked toml for crates.io crate r50 0.14.1 written to /workspace/builds/worker-32/source/Cargo.toml
[INFO] crate crates.io crate r50 0.14.1 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]  Downloading crates ...
[INFO] [stderr]   Downloaded binn-ir v0.15.0
[INFO] [stderr]   Downloaded blackhole v0.18.0
[INFO] [stderr]   Downloaded libc v0.2.84
[INFO] [stderr]   Downloaded udsx v0.9.0
[INFO] [stderr]   Downloaded dia-args v0.54.0
[INFO] [stderr]   Downloaded zeros v10.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] e3f90fe2d88d8a847c46667ee9fa1f8033ddb82bd08758a278357a713ba92c53
[INFO] running `Command { std: "docker" "start" "-a" "e3f90fe2d88d8a847c46667ee9fa1f8033ddb82bd08758a278357a713ba92c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3f90fe2d88d8a847c46667ee9fa1f8033ddb82bd08758a278357a713ba92c53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3f90fe2d88d8a847c46667ee9fa1f8033ddb82bd08758a278357a713ba92c53", kill_on_drop: false }`
[INFO] [stdout] e3f90fe2d88d8a847c46667ee9fa1f8033ddb82bd08758a278357a713ba92c53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] f874d84425dc081ea837a4e7acf219aff0a77b8d0b2bff5cd77590ccd0b3f197
[INFO] running `Command { std: "docker" "start" "-a" "f874d84425dc081ea837a4e7acf219aff0a77b8d0b2bff5cd77590ccd0b3f197", kill_on_drop: false }`
[INFO] [stderr]     Checking dia-args v0.54.0
[INFO] [stderr]  Documenting r50 v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "f874d84425dc081ea837a4e7acf219aff0a77b8d0b2bff5cd77590ccd0b3f197", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f874d84425dc081ea837a4e7acf219aff0a77b8d0b2bff5cd77590ccd0b3f197", kill_on_drop: false }`
[INFO] [stdout] f874d84425dc081ea837a4e7acf219aff0a77b8d0b2bff5cd77590ccd0b3f197
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 3b8b6e207c2effd6dfd7f265237dd0c4fd4a5ecd610e8f31710f11e2c3a2887f
[INFO] running `Command { std: "docker" "start" "-a" "3b8b6e207c2effd6dfd7f265237dd0c4fd4a5ecd610e8f31710f11e2c3a2887f", kill_on_drop: false }`
[INFO] [stderr]     Checking dia-args v0.54.0
[INFO] [stderr]  Documenting r50 v0.14.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "3b8b6e207c2effd6dfd7f265237dd0c4fd4a5ecd610e8f31710f11e2c3a2887f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b8b6e207c2effd6dfd7f265237dd0c4fd4a5ecd610e8f31710f11e2c3a2887f", kill_on_drop: false }`
[INFO] [stdout] 3b8b6e207c2effd6dfd7f265237dd0c4fd4a5ecd610e8f31710f11e2c3a2887f