[INFO] cloning repository https://github.com/ayush-shrivastava003/rust-shenanigans
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayush-shrivastava003/rust-shenanigans" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayush-shrivastava003%2Frust-shenanigans", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayush-shrivastava003%2Frust-shenanigans'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 069009af318cc294cb0a038d47b2a2cd392f2360
[INFO] documenting ayush-shrivastava003/rust-shenanigans 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%2Fayush-shrivastava003%2Frust-shenanigans" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ayush-shrivastava003/rust-shenanigans 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/ayush-shrivastava003/rust-shenanigans
[INFO] finished tweaking git repo https://github.com/ayush-shrivastava003/rust-shenanigans
[INFO] tweaked toml for git repo https://github.com/ayush-shrivastava003/rust-shenanigans written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ayush-shrivastava003/rust-shenanigans 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 25fcd4c140acd4d2686dbe0f026c2512105fc378b3e666292ef19c9e7e1d17f0
[INFO] running `Command { std: "docker" "start" "-a" "25fcd4c140acd4d2686dbe0f026c2512105fc378b3e666292ef19c9e7e1d17f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25fcd4c140acd4d2686dbe0f026c2512105fc378b3e666292ef19c9e7e1d17f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25fcd4c140acd4d2686dbe0f026c2512105fc378b3e666292ef19c9e7e1d17f0", kill_on_drop: false }`
[INFO] [stdout] 25fcd4c140acd4d2686dbe0f026c2512105fc378b3e666292ef19c9e7e1d17f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 53fdf1ee1a8f413525ba4907f5b7c96d3c939bac741a55347138183f8c54ea5a
[INFO] running `Command { std: "docker" "start" "-a" "53fdf1ee1a8f413525ba4907f5b7c96d3c939bac741a55347138183f8c54ea5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Scraping rust-shenanigans v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting rust-shenanigans v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "53fdf1ee1a8f413525ba4907f5b7c96d3c939bac741a55347138183f8c54ea5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53fdf1ee1a8f413525ba4907f5b7c96d3c939bac741a55347138183f8c54ea5a", kill_on_drop: false }`
[INFO] [stdout] 53fdf1ee1a8f413525ba4907f5b7c96d3c939bac741a55347138183f8c54ea5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] debef653a0f1324d5867c42765c65e033488fe89f0fcf421cc76858a69000c18
[INFO] running `Command { std: "docker" "start" "-a" "debef653a0f1324d5867c42765c65e033488fe89f0fcf421cc76858a69000c18", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "debef653a0f1324d5867c42765c65e033488fe89f0fcf421cc76858a69000c18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "debef653a0f1324d5867c42765c65e033488fe89f0fcf421cc76858a69000c18", kill_on_drop: false }`
[INFO] [stdout] debef653a0f1324d5867c42765c65e033488fe89f0fcf421cc76858a69000c18