[INFO] fetching crate piet-direct2d 0.6.0...
[INFO] documenting piet-direct2d-0.6.0 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate piet-direct2d 0.6.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate piet-direct2d 0.6.0 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 piet-direct2d 0.6.0
[INFO] finished tweaking crates.io crate piet-direct2d 0.6.0
[INFO] tweaked toml for crates.io crate piet-direct2d 0.6.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate piet-direct2d 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 0f2d53e94f133db44fe7e8ad672bfa695e4433baed270ef02931eee537e971e9
[INFO] running `Command { std: "docker" "start" "-a" "0f2d53e94f133db44fe7e8ad672bfa695e4433baed270ef02931eee537e971e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f2d53e94f133db44fe7e8ad672bfa695e4433baed270ef02931eee537e971e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f2d53e94f133db44fe7e8ad672bfa695e4433baed270ef02931eee537e971e9", kill_on_drop: false }`
[INFO] [stdout] 0f2d53e94f133db44fe7e8ad672bfa695e4433baed270ef02931eee537e971e9
[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] 64cf1658706995285f4df815365a7732d6c006fc0eb30bcd2ec49cd85d68825f
[INFO] running `Command { std: "docker" "start" "-a" "64cf1658706995285f4df815365a7732d6c006fc0eb30bcd2ec49cd85d68825f", kill_on_drop: false }`
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking associative-cache v1.0.1
[INFO] [stderr]     Checking utf16_lit v2.0.2
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-ucd-bidi v0.9.0
[INFO] [stderr]     Checking kurbo v0.9.0
[INFO] [stderr]     Checking unic-bidi v0.9.0
[INFO] [stderr]     Checking wio v0.2.2
[INFO] [stderr]     Checking piet v0.6.0
[INFO] [stderr]     Checking dwrote v0.11.0
[INFO] [stderr] warning: failed to check lib in package `dwrote` as a prerequisite for scraping examples from: example "test-picture", 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/dwrote-0.11.0/Cargo.toml
[INFO] [stderr] warning: `dwrote` (lib) generated 1 warning
[INFO] [stderr]     Checking piet-direct2d v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping piet-direct2d v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: failed to scan example "test-picture" in package `piet-direct2d` for example code usage
[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: `piet-direct2d` (example "test-picture") generated 1 warning
[INFO] [stderr]  Documenting piet-direct2d v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "64cf1658706995285f4df815365a7732d6c006fc0eb30bcd2ec49cd85d68825f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64cf1658706995285f4df815365a7732d6c006fc0eb30bcd2ec49cd85d68825f", kill_on_drop: false }`
[INFO] [stdout] 64cf1658706995285f4df815365a7732d6c006fc0eb30bcd2ec49cd85d68825f
[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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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] 8a71dc1e84be7e138247b621fb9c7459abfc4472f3fe15f3e771ea79aef46d30
[INFO] running `Command { std: "docker" "start" "-a" "8a71dc1e84be7e138247b621fb9c7459abfc4472f3fe15f3e771ea79aef46d30", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking dwrote v0.11.0
[INFO] [stderr] warning: failed to check lib in package `dwrote` as a prerequisite for scraping examples from: example "test-picture", 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/dwrote-0.11.0/Cargo.toml
[INFO] [stderr] warning: `dwrote` (lib) generated 1 warning
[INFO] [stderr]     Checking piet-direct2d v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Scraping piet-direct2d v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: failed to scan example "test-picture" in package `piet-direct2d` for example code usage
[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: `piet-direct2d` (example "test-picture") generated 1 warning
[INFO] [stderr]  Documenting piet-direct2d v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "8a71dc1e84be7e138247b621fb9c7459abfc4472f3fe15f3e771ea79aef46d30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a71dc1e84be7e138247b621fb9c7459abfc4472f3fe15f3e771ea79aef46d30", kill_on_drop: false }`
[INFO] [stdout] 8a71dc1e84be7e138247b621fb9c7459abfc4472f3fe15f3e771ea79aef46d30