[INFO] fetching crate nightshift 0.0.5-pre...
[INFO] documenting nightshift-0.0.5-pre against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate nightshift 0.0.5-pre into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate nightshift 0.0.5-pre on toolchain 6ee483316d2e4581572121d60a955affb2032eb3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nightshift 0.0.5-pre
[INFO] finished tweaking crates.io crate nightshift 0.0.5-pre
[INFO] tweaked toml for crates.io crate nightshift 0.0.5-pre written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bf46dabd9172e7d638fbccb999118c649503694a497f4d14d5e27d9a976272f
[INFO] running `Command { std: "docker" "start" "-a" "6bf46dabd9172e7d638fbccb999118c649503694a497f4d14d5e27d9a976272f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bf46dabd9172e7d638fbccb999118c649503694a497f4d14d5e27d9a976272f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bf46dabd9172e7d638fbccb999118c649503694a497f4d14d5e27d9a976272f", kill_on_drop: false }`
[INFO] [stdout] 6bf46dabd9172e7d638fbccb999118c649503694a497f4d14d5e27d9a976272f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] c1679e5124c74da53ad166ae8e4ca68325d219d98bc13428f2d4656368aa4cd8
[INFO] running `Command { std: "docker" "start" "-a" "c1679e5124c74da53ad166ae8e4ca68325d219d98bc13428f2d4656368aa4cd8", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling nightlight v0.0.5
[INFO] [stderr]    Compiling nightshift v0.0.5-pre (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]     Checking malloc_buf v0.0.6
[INFO] [stderr]     Checking objc v0.2.7
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr] warning: failed to check lib in package `nightlight` as a prerequisite for scraping examples from: lib
[INFO] [stderr]     Try running with `--verbose` to see the error message.
[INFO] [stderr]     If an example or library should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` or `[lib]` definition in /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nightlight-0.0.5/Cargo.toml
[INFO] [stderr] warning: `nightlight` (lib) generated 1 warning
[INFO] [stderr]     Scraping nightshift v0.0.5-pre (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting nightshift v0.0.5-pre (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.13s
[INFO] running `Command { std: "docker" "inspect" "c1679e5124c74da53ad166ae8e4ca68325d219d98bc13428f2d4656368aa4cd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1679e5124c74da53ad166ae8e4ca68325d219d98bc13428f2d4656368aa4cd8", kill_on_drop: false }`
[INFO] [stdout] c1679e5124c74da53ad166ae8e4ca68325d219d98bc13428f2d4656368aa4cd8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 6ee582528545d2cd0a64e9f0b70c86d21666203f69deda93894b52d4cbc2b725
[INFO] running `Command { std: "docker" "start" "-a" "6ee582528545d2cd0a64e9f0b70c86d21666203f69deda93894b52d4cbc2b725", kill_on_drop: false }`
[INFO] [stderr]     Checking nightlight v0.0.5
[INFO] [stderr] warning: failed to check lib in package `nightlight` as a prerequisite for scraping examples from: lib
[INFO] [stderr]     Try running with `--verbose` to see the error message.
[INFO] [stderr]     If an example or library should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` or `[lib]` definition in /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nightlight-0.0.5/Cargo.toml
[INFO] [stderr] warning: `nightlight` (lib) generated 1 warning
[INFO] [stderr]     Scraping nightshift v0.0.5-pre (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting nightshift v0.0.5-pre (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "6ee582528545d2cd0a64e9f0b70c86d21666203f69deda93894b52d4cbc2b725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee582528545d2cd0a64e9f0b70c86d21666203f69deda93894b52d4cbc2b725", kill_on_drop: false }`
[INFO] [stdout] 6ee582528545d2cd0a64e9f0b70c86d21666203f69deda93894b52d4cbc2b725