[INFO] fetching crate rangoon 0.0.0...
[INFO] documenting rangoon-0.0.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate rangoon 0.0.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rangoon 0.0.0 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 rangoon 0.0.0
[INFO] finished tweaking crates.io crate rangoon 0.0.0
[INFO] tweaked toml for crates.io crate rangoon 0.0.0 written to /workspace/builds/worker-8/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded callback v0.5.3
[INFO] [stderr]   Downloaded hecs v0.3.2
[INFO] [stderr]   Downloaded cstring v0.0.5
[INFO] [stderr]   Downloaded web_local_storage v0.0.2
[INFO] [stderr]   Downloaded class_names v0.0.1
[INFO] [stderr]   Downloaded html_color v0.0.0
[INFO] [stderr]   Downloaded web_canvas v0.0.7
[INFO] [stderr]   Downloaded web-dom v0.3.9
[INFO] [stderr]   Downloaded web v0.1.15
[INFO] [stderr]   Downloaded webcomponent v0.6.2
[INFO] [stderr]   Downloaded web_common v0.4.2
[INFO] [stderr]   Downloaded web_console v0.3.7
[INFO] [stderr]   Downloaded web_random v0.1.5
[INFO] [stderr]   Downloaded web_timer v0.2.5
[INFO] [stderr]   Downloaded js v0.3.0
[INFO] [stderr]   Downloaded spin v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 43756113c0a6838160331e33b80bd75def90dd334c731a3a7e9287273c39f8bb
[INFO] running `Command { std: "docker" "start" "-a" "43756113c0a6838160331e33b80bd75def90dd334c731a3a7e9287273c39f8bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43756113c0a6838160331e33b80bd75def90dd334c731a3a7e9287273c39f8bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43756113c0a6838160331e33b80bd75def90dd334c731a3a7e9287273c39f8bb", kill_on_drop: false }`
[INFO] [stdout] 43756113c0a6838160331e33b80bd75def90dd334c731a3a7e9287273c39f8bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 57cf6e5ce6fbb3a18617aed8e7824f5b77d3b495fba0d39ee22d7e3f8c3d3441
[INFO] running `Command { std: "docker" "start" "-a" "57cf6e5ce6fbb3a18617aed8e7824f5b77d3b495fba0d39ee22d7e3f8c3d3441", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking spin v0.7.1
[INFO] [stderr]     Checking class_names v0.0.1
[INFO] [stderr]     Checking html_color v0.0.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking hecs v0.3.2
[INFO] [stderr]     Checking cstring v0.0.5
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking callback v0.5.3
[INFO] [stderr]     Checking js v0.3.0
[INFO] [stderr]     Checking web_common v0.4.2
[INFO] [stderr]     Checking web_random v0.1.5
[INFO] [stderr]     Checking web_canvas v0.0.7
[INFO] [stderr]     Checking web_local_storage v0.0.2
[INFO] [stderr]     Checking webcomponent v0.6.2
[INFO] [stderr]     Checking web_console v0.3.7
[INFO] [stderr]     Checking web_timer v0.2.5
[INFO] [stderr]     Checking web-dom v0.3.9
[INFO] [stderr]     Checking web v0.1.15
[INFO] [stderr]  Documenting rangoon v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "57cf6e5ce6fbb3a18617aed8e7824f5b77d3b495fba0d39ee22d7e3f8c3d3441", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57cf6e5ce6fbb3a18617aed8e7824f5b77d3b495fba0d39ee22d7e3f8c3d3441", kill_on_drop: false }`
[INFO] [stdout] 57cf6e5ce6fbb3a18617aed8e7824f5b77d3b495fba0d39ee22d7e3f8c3d3441
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] a651c93a9c5e120dd09954ac11bb4e64a085696776870507ad41fdac91f96d9c
[INFO] running `Command { std: "docker" "start" "-a" "a651c93a9c5e120dd09954ac11bb4e64a085696776870507ad41fdac91f96d9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking spin v0.7.1
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking html_color v0.0.0
[INFO] [stderr]     Checking class_names v0.0.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking hecs v0.3.2
[INFO] [stderr]     Checking cstring v0.0.5
[INFO] [stderr]     Checking spin v0.9.3
[INFO] [stderr]     Checking callback v0.5.3
[INFO] [stderr]     Checking js v0.3.0
[INFO] [stderr]     Checking web_common v0.4.2
[INFO] [stderr]     Checking web_console v0.3.7
[INFO] [stderr]     Checking web_canvas v0.0.7
[INFO] [stderr]     Checking webcomponent v0.6.2
[INFO] [stderr]     Checking web_timer v0.2.5
[INFO] [stderr]     Checking web_local_storage v0.0.2
[INFO] [stderr]     Checking web_random v0.1.5
[INFO] [stderr]     Checking web-dom v0.3.9
[INFO] [stderr]     Checking web v0.1.15
[INFO] [stderr]  Documenting rangoon v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "a651c93a9c5e120dd09954ac11bb4e64a085696776870507ad41fdac91f96d9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a651c93a9c5e120dd09954ac11bb4e64a085696776870507ad41fdac91f96d9c", kill_on_drop: false }`
[INFO] [stdout] a651c93a9c5e120dd09954ac11bb4e64a085696776870507ad41fdac91f96d9c