[INFO] fetching crate cmd_wrk 0.0.1...
[INFO] documenting cmd_wrk-0.0.1 against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] extracting crate cmd_wrk 0.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate cmd_wrk 0.0.1 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 cmd_wrk 0.0.1
[INFO] finished tweaking crates.io crate cmd_wrk 0.0.1
[INFO] tweaked toml for crates.io crate cmd_wrk 0.0.1 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] b82324ff9d2d0f3beb37aafb3f84808370da196a0344e2f59f5d98d358ff61ef
[INFO] running `Command { std: "docker" "start" "-a" "b82324ff9d2d0f3beb37aafb3f84808370da196a0344e2f59f5d98d358ff61ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b82324ff9d2d0f3beb37aafb3f84808370da196a0344e2f59f5d98d358ff61ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b82324ff9d2d0f3beb37aafb3f84808370da196a0344e2f59f5d98d358ff61ef", kill_on_drop: false }`
[INFO] [stdout] b82324ff9d2d0f3beb37aafb3f84808370da196a0344e2f59f5d98d358ff61ef
[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] 6979bb9ccc1e6c06bc27eb3a34ba22b50303a06c9537bf74f44d4628b926a840
[INFO] running `Command { std: "docker" "start" "-a" "6979bb9ccc1e6c06bc27eb3a34ba22b50303a06c9537bf74f44d4628b926a840", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling memchr v2.5.0
[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]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling syn v1.0.105
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking cmd_wrk_parser v0.0.1
[INFO] [stderr] warning: failed to check lib in package `cmd_wrk_parser` 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/cmd_wrk_parser-0.0.1/Cargo.toml
[INFO] [stderr] warning: `cmd_wrk_parser` (lib) generated 1 warning
[INFO] [stderr]    Compiling cmd_wrk_macros v0.0.1
[INFO] [stderr] warning: failed to check lib in package `cmd_wrk_macros` 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/cmd_wrk_macros-0.0.1/Cargo.toml
[INFO] [stderr] warning: `cmd_wrk_macros` (lib) generated 1 warning
[INFO] [stderr]     Scraping cmd_wrk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting cmd_wrk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.26s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "6979bb9ccc1e6c06bc27eb3a34ba22b50303a06c9537bf74f44d4628b926a840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6979bb9ccc1e6c06bc27eb3a34ba22b50303a06c9537bf74f44d4628b926a840", kill_on_drop: false }`
[INFO] [stdout] 6979bb9ccc1e6c06bc27eb3a34ba22b50303a06c9537bf74f44d4628b926a840
[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" "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] 5d723d199296bd80788b3026e0832af209343f4e915df3248a71a60e1676455e
[INFO] running `Command { std: "docker" "start" "-a" "5d723d199296bd80788b3026e0832af209343f4e915df3248a71a60e1676455e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cmd_wrk_macros v0.0.1
[INFO] [stderr]     Checking cmd_wrk_parser v0.0.1
[INFO] [stderr] warning: failed to check lib in package `cmd_wrk_macros` 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/cmd_wrk_macros-0.0.1/Cargo.toml
[INFO] [stderr] warning: `cmd_wrk_macros` (lib) generated 1 warning
[INFO] [stderr] warning: failed to check lib in package `cmd_wrk_parser` 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/cmd_wrk_parser-0.0.1/Cargo.toml
[INFO] [stderr] warning: `cmd_wrk_parser` (lib) generated 1 warning
[INFO] [stderr]     Scraping cmd_wrk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting cmd_wrk v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "5d723d199296bd80788b3026e0832af209343f4e915df3248a71a60e1676455e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d723d199296bd80788b3026e0832af209343f4e915df3248a71a60e1676455e", kill_on_drop: false }`
[INFO] [stdout] 5d723d199296bd80788b3026e0832af209343f4e915df3248a71a60e1676455e