[INFO] fetching crate purpurea 0.1.0...
[INFO] documenting purpurea-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate purpurea 0.1.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate purpurea 0.1.0 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 purpurea 0.1.0
[INFO] finished tweaking crates.io crate purpurea 0.1.0
[INFO] tweaked toml for crates.io crate purpurea 0.1.0 written to /workspace/builds/worker-20/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] 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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 29d66b1e85bc962b4de1bdb5ee5dc39948b05e084b0554df7289b4cf2c48dff0
[INFO] running `Command { std: "docker" "start" "-a" "29d66b1e85bc962b4de1bdb5ee5dc39948b05e084b0554df7289b4cf2c48dff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29d66b1e85bc962b4de1bdb5ee5dc39948b05e084b0554df7289b4cf2c48dff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29d66b1e85bc962b4de1bdb5ee5dc39948b05e084b0554df7289b4cf2c48dff0", kill_on_drop: false }`
[INFO] [stdout] 29d66b1e85bc962b4de1bdb5ee5dc39948b05e084b0554df7289b4cf2c48dff0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 3ad93a48eaffe506f1520c4931bb434334ad982e42735ea517a0d45c9c3cde5b
[INFO] running `Command { std: "docker" "start" "-a" "3ad93a48eaffe506f1520c4931bb434334ad982e42735ea517a0d45c9c3cde5b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting purpurea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.58s
[INFO] running `Command { std: "docker" "inspect" "3ad93a48eaffe506f1520c4931bb434334ad982e42735ea517a0d45c9c3cde5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ad93a48eaffe506f1520c4931bb434334ad982e42735ea517a0d45c9c3cde5b", kill_on_drop: false }`
[INFO] [stdout] 3ad93a48eaffe506f1520c4931bb434334ad982e42735ea517a0d45c9c3cde5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] d6e5f39875bdada049d994fc0df2179bacbbbb8279b40617d96c515efc3e3ce6
[INFO] running `Command { std: "docker" "start" "-a" "d6e5f39875bdada049d994fc0df2179bacbbbb8279b40617d96c515efc3e3ce6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting purpurea v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `Command { std: "docker" "inspect" "d6e5f39875bdada049d994fc0df2179bacbbbb8279b40617d96c515efc3e3ce6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e5f39875bdada049d994fc0df2179bacbbbb8279b40617d96c515efc3e3ce6", kill_on_drop: false }`
[INFO] [stdout] d6e5f39875bdada049d994fc0df2179bacbbbb8279b40617d96c515efc3e3ce6