[INFO] fetching crate IOKit-sys 0.1.5...
[INFO] documenting IOKit-sys-0.1.5 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate IOKit-sys 0.1.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate IOKit-sys 0.1.5 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 IOKit-sys 0.1.5
[INFO] finished tweaking crates.io crate IOKit-sys 0.1.5
[INFO] tweaked toml for crates.io crate IOKit-sys 0.1.5 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] d507f7ce3b95815d77a9add530f8706632ff493a82105e030ccde578436dfb66
[INFO] running `Command { std: "docker" "start" "-a" "d507f7ce3b95815d77a9add530f8706632ff493a82105e030ccde578436dfb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d507f7ce3b95815d77a9add530f8706632ff493a82105e030ccde578436dfb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d507f7ce3b95815d77a9add530f8706632ff493a82105e030ccde578436dfb66", kill_on_drop: false }`
[INFO] [stdout] d507f7ce3b95815d77a9add530f8706632ff493a82105e030ccde578436dfb66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 4045e605efaff6ff4442a30d5062a9fb68f60c9cf8aa3e6a317820e36ee22d2d
[INFO] running `Command { std: "docker" "start" "-a" "4045e605efaff6ff4442a30d5062a9fb68f60c9cf8aa3e6a317820e36ee22d2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling CoreFoundation-sys v0.1.4
[INFO] [stderr]    Compiling IOKit-sys v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking mach v0.1.2
[INFO] [stderr] warning: failed to check lib in package `CoreFoundation-sys` as a prerequisite for scraping examples from: example "list_serial_ports", 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/CoreFoundation-sys-0.1.4/Cargo.toml
[INFO] [stderr] warning: `CoreFoundation-sys` (lib) generated 1 warning
[INFO] [stderr]     Scraping IOKit-sys v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: failed to check lib in package `IOKit-sys` as a prerequisite for scraping examples from: example "list_serial_ports"
[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 Cargo.toml
[INFO] [stderr] warning: `IOKit-sys` (lib) generated 1 warning
[INFO] [stderr]  Documenting IOKit-sys v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/types.rs:113:39
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub const kTickScale:         c_int = (kSecondScale / 100);
[INFO] [stdout]     |                                       ^                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 - pub const kTickScale:         c_int = (kSecondScale / 100);
[INFO] [stdout] 113 + pub const kTickScale:         c_int = kSecondScale / 100;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.99s
[INFO] running `Command { std: "docker" "inspect" "4045e605efaff6ff4442a30d5062a9fb68f60c9cf8aa3e6a317820e36ee22d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4045e605efaff6ff4442a30d5062a9fb68f60c9cf8aa3e6a317820e36ee22d2d", kill_on_drop: false }`
[INFO] [stdout] 4045e605efaff6ff4442a30d5062a9fb68f60c9cf8aa3e6a317820e36ee22d2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 988b4be989c82add23485e310842a9c2c3bc31644a492456b75bc36dd53110b4
[INFO] running `Command { std: "docker" "start" "-a" "988b4be989c82add23485e310842a9c2c3bc31644a492456b75bc36dd53110b4", kill_on_drop: false }`
[INFO] [stderr]     Checking CoreFoundation-sys v0.1.4
[INFO] [stderr] warning: failed to check lib in package `CoreFoundation-sys` as a prerequisite for scraping examples from: example "list_serial_ports", 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/CoreFoundation-sys-0.1.4/Cargo.toml
[INFO] [stderr] warning: `CoreFoundation-sys` (lib) generated 1 warning
[INFO] [stderr]     Checking IOKit-sys v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping IOKit-sys v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: failed to check lib in package `IOKit-sys` as a prerequisite for scraping examples from: example "list_serial_ports"
[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 Cargo.toml
[INFO] [stderr] warning: `IOKit-sys` (lib) generated 1 warning
[INFO] [stderr]  Documenting IOKit-sys v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/types.rs:113:39
[INFO] [stdout]     |
[INFO] [stdout] 113 | pub const kTickScale:         c_int = (kSecondScale / 100);
[INFO] [stdout]     |                                       ^                  ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 113 - pub const kTickScale:         c_int = (kSecondScale / 100);
[INFO] [stdout] 113 + pub const kTickScale:         c_int = kSecondScale / 100;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "988b4be989c82add23485e310842a9c2c3bc31644a492456b75bc36dd53110b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "988b4be989c82add23485e310842a9c2c3bc31644a492456b75bc36dd53110b4", kill_on_drop: false }`
[INFO] [stdout] 988b4be989c82add23485e310842a9c2c3bc31644a492456b75bc36dd53110b4