[INFO] fetching crate number_prefix 0.4.0...
[INFO] documenting number_prefix-0.4.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate number_prefix 0.4.0 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate number_prefix 0.4.0 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 number_prefix 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate number_prefix 0.4.0
[INFO] tweaked toml for crates.io crate number_prefix 0.4.0 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate crates.io crate number_prefix 0.4.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 12c5c763e13e63a1fb4833ac23828b2b9e465d2dc2453d222c02b5b4808555f7
[INFO] running `Command { std: "docker" "start" "-a" "12c5c763e13e63a1fb4833ac23828b2b9e465d2dc2453d222c02b5b4808555f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12c5c763e13e63a1fb4833ac23828b2b9e465d2dc2453d222c02b5b4808555f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12c5c763e13e63a1fb4833ac23828b2b9e465d2dc2453d222c02b5b4808555f7", kill_on_drop: false }`
[INFO] [stdout] 12c5c763e13e63a1fb4833ac23828b2b9e465d2dc2453d222c02b5b4808555f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 5d24fc822d00a569f8f8241e1ebfab9feccc3acadaea2fb5efa87ee94d4038fd
[INFO] running `Command { std: "docker" "start" "-a" "5d24fc822d00a569f8f8241e1ebfab9feccc3acadaea2fb5efa87ee94d4038fd", kill_on_drop: false }`
[INFO] [stderr]  Documenting number_prefix v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "5d24fc822d00a569f8f8241e1ebfab9feccc3acadaea2fb5efa87ee94d4038fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d24fc822d00a569f8f8241e1ebfab9feccc3acadaea2fb5efa87ee94d4038fd", kill_on_drop: false }`
[INFO] [stdout] 5d24fc822d00a569f8f8241e1ebfab9feccc3acadaea2fb5efa87ee94d4038fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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" "--features" "std" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] e275725df7120f6cb91508d436699bef54b3dee9089e574db75277f867ecf8cf
[INFO] running `Command { std: "docker" "start" "-a" "e275725df7120f6cb91508d436699bef54b3dee9089e574db75277f867ecf8cf", kill_on_drop: false }`
[INFO] [stderr]  Documenting number_prefix v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "e275725df7120f6cb91508d436699bef54b3dee9089e574db75277f867ecf8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e275725df7120f6cb91508d436699bef54b3dee9089e574db75277f867ecf8cf", kill_on_drop: false }`
[INFO] [stdout] e275725df7120f6cb91508d436699bef54b3dee9089e574db75277f867ecf8cf