[INFO] cloning repository https://github.com/megumish/ppcargo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/megumish/ppcargo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmegumish%2Fppcargo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmegumish%2Fppcargo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0da7f2b21e886b88ebdbaea1d6c5b811bd2157f0
[INFO] documenting megumish/ppcargo against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmegumish%2Fppcargo" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/megumish/ppcargo 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 git repo https://github.com/megumish/ppcargo
[INFO] finished tweaking git repo https://github.com/megumish/ppcargo
[INFO] tweaked toml for git repo https://github.com/megumish/ppcargo written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/megumish/ppcargo 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] 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] e863c733283dabe728882acca2b3109b1636a9dda3f071084d5cd5bc898baf63
[INFO] running `Command { std: "docker" "start" "-a" "e863c733283dabe728882acca2b3109b1636a9dda3f071084d5cd5bc898baf63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e863c733283dabe728882acca2b3109b1636a9dda3f071084d5cd5bc898baf63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e863c733283dabe728882acca2b3109b1636a9dda3f071084d5cd5bc898baf63", kill_on_drop: false }`
[INFO] [stdout] e863c733283dabe728882acca2b3109b1636a9dda3f071084d5cd5bc898baf63
[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] e9a7af26deee8aa769c098ce3db7e2e7af75ea05b559b547d32a8e4a201f0feb
[INFO] running `Command { std: "docker" "start" "-a" "e9a7af26deee8aa769c098ce3db7e2e7af75ea05b559b547d32a8e4a201f0feb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.31
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling ansi_term v0.9.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling vec_map v0.8.0
[INFO] [stderr]    Compiling term_size v0.3.0
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling textwrap v0.8.0
[INFO] [stderr]    Compiling clap v2.26.2
[INFO] [stderr]    Compiling ppcargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `ArgGroup`, `Arg`, `SubCommand`
[INFO] [stdout]  --> src/cli.rs:2:30
[INFO] [stdout]   |
[INFO] [stdout] 2 | use clap::{App, AppSettings, Arg, ArgGroup, SubCommand};
[INFO] [stdout]   |                              ^^^  ^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Scraping ppcargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting ppcargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.15s
[INFO] running `Command { std: "docker" "inspect" "e9a7af26deee8aa769c098ce3db7e2e7af75ea05b559b547d32a8e4a201f0feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9a7af26deee8aa769c098ce3db7e2e7af75ea05b559b547d32a8e4a201f0feb", kill_on_drop: false }`
[INFO] [stdout] e9a7af26deee8aa769c098ce3db7e2e7af75ea05b559b547d32a8e4a201f0feb