[INFO] cloning repository https://github.com/Yamaguchi/pp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yamaguchi/pp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYamaguchi%2Fpp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYamaguchi%2Fpp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 602d5a322cdbc8c607f7c99fb15282598609d8a1
[INFO] documenting Yamaguchi/pp 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%2FYamaguchi%2Fpp" "/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/Yamaguchi/pp 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/Yamaguchi/pp
[INFO] finished tweaking git repo https://github.com/Yamaguchi/pp
[INFO] tweaked toml for git repo https://github.com/Yamaguchi/pp written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Yamaguchi/pp 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-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] 6241ac5918a7e5e35b169baa9b47e07ff7d5a84e1dd3ecf34e7e4c82eb70ebe8
[INFO] running `Command { std: "docker" "start" "-a" "6241ac5918a7e5e35b169baa9b47e07ff7d5a84e1dd3ecf34e7e4c82eb70ebe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6241ac5918a7e5e35b169baa9b47e07ff7d5a84e1dd3ecf34e7e4c82eb70ebe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6241ac5918a7e5e35b169baa9b47e07ff7d5a84e1dd3ecf34e7e4c82eb70ebe8", kill_on_drop: false }`
[INFO] [stdout] 6241ac5918a7e5e35b169baa9b47e07ff7d5a84e1dd3ecf34e7e4c82eb70ebe8
[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] 4aef6559fd4cc17c09f8776707f9a76f2640184445d9961f676212e926ea088d
[INFO] running `Command { std: "docker" "start" "-a" "4aef6559fd4cc17c09f8776707f9a76f2640184445d9961f676212e926ea088d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
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[INFO] [stderr]    Compiling tonic-build v0.1.1
[INFO] [stderr]    Compiling pp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking tonic v0.1.1
[INFO] [stderr]     Scraping pp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting pp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> src/event.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         { Arc::new(Mutex::new(EventManager::new())) };
[INFO] [stdout]    |         ^^                                         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 14 -         { Arc::new(Mutex::new(EventManager::new())) };
[INFO] [stdout] 14 +         Arc::new(Mutex::new(EventManager::new()));
[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 24.66s
[INFO] running `Command { std: "docker" "inspect" "4aef6559fd4cc17c09f8776707f9a76f2640184445d9961f676212e926ea088d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4aef6559fd4cc17c09f8776707f9a76f2640184445d9961f676212e926ea088d", kill_on_drop: false }`
[INFO] [stdout] 4aef6559fd4cc17c09f8776707f9a76f2640184445d9961f676212e926ea088d