[INFO] fetching crate core-midi-sys 0.1.1...
[INFO] documenting core-midi-sys-0.1.1 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate core-midi-sys 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate core-midi-sys 0.1.1 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 core-midi-sys 0.1.1
[INFO] finished tweaking crates.io crate core-midi-sys 0.1.1
[INFO] tweaked toml for crates.io crate core-midi-sys 0.1.1 written to /workspace/builds/worker-6/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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b27ea0c79e0dd4a752e65de1e40421fd368c2b490748ffb990d09a390fc902ce
[INFO] running `Command { std: "docker" "start" "-a" "b27ea0c79e0dd4a752e65de1e40421fd368c2b490748ffb990d09a390fc902ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b27ea0c79e0dd4a752e65de1e40421fd368c2b490748ffb990d09a390fc902ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b27ea0c79e0dd4a752e65de1e40421fd368c2b490748ffb990d09a390fc902ce", kill_on_drop: false }`
[INFO] [stdout] b27ea0c79e0dd4a752e65de1e40421fd368c2b490748ffb990d09a390fc902ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3414a21b3052528d25819d86942747817fa7b63b6299cf4bb17e695aa66cc6d7
[INFO] running `Command { std: "docker" "start" "-a" "3414a21b3052528d25819d86942747817fa7b63b6299cf4bb17e695aa66cc6d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling core-foundation-sys v0.2.3
[INFO] [stderr] warning: failed to check lib in package `core-foundation-sys` 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/core-foundation-sys-0.2.3/Cargo.toml
[INFO] [stderr] warning: `core-foundation-sys` (lib) generated 1 warning
[INFO] [stderr]     Scraping core-midi-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting core-midi-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "3414a21b3052528d25819d86942747817fa7b63b6299cf4bb17e695aa66cc6d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3414a21b3052528d25819d86942747817fa7b63b6299cf4bb17e695aa66cc6d7", kill_on_drop: false }`
[INFO] [stdout] 3414a21b3052528d25819d86942747817fa7b63b6299cf4bb17e695aa66cc6d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 1853c5f6d817b26d9495fd896e7b65cfc2cfa56295aad4d539fe7eee81f94ad8
[INFO] running `Command { std: "docker" "start" "-a" "1853c5f6d817b26d9495fd896e7b65cfc2cfa56295aad4d539fe7eee81f94ad8", kill_on_drop: false }`
[INFO] [stderr]     Checking core-foundation-sys v0.2.3
[INFO] [stderr] warning: failed to check lib in package `core-foundation-sys` 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/core-foundation-sys-0.2.3/Cargo.toml
[INFO] [stderr] warning: `core-foundation-sys` (lib) generated 1 warning
[INFO] [stderr]     Scraping core-midi-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting core-midi-sys v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "1853c5f6d817b26d9495fd896e7b65cfc2cfa56295aad4d539fe7eee81f94ad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1853c5f6d817b26d9495fd896e7b65cfc2cfa56295aad4d539fe7eee81f94ad8", kill_on_drop: false }`
[INFO] [stdout] 1853c5f6d817b26d9495fd896e7b65cfc2cfa56295aad4d539fe7eee81f94ad8