[INFO] cloning repository https://github.com/hasezoey/yt-downloader-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hasezoey/yt-downloader-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasezoey%2Fyt-downloader-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasezoey%2Fyt-downloader-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4fefbcd6f71a10eddd663bb7b31402d65044e811
[INFO] documenting hasezoey/yt-downloader-rust against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhasezoey%2Fyt-downloader-rust" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hasezoey/yt-downloader-rust on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hasezoey/yt-downloader-rust
[INFO] finished tweaking git repo https://github.com/hasezoey/yt-downloader-rust
[INFO] tweaked toml for git repo https://github.com/hasezoey/yt-downloader-rust written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/hasezoey/yt-downloader-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded colored v1.9.3
[INFO] [stderr]   Downloaded serde_json v1.0.56
[INFO] [stderr]   Downloaded term_size v0.3.2
[INFO] [stderr]   Downloaded termios v0.3.2
[INFO] [stderr]   Downloaded indicatif v0.13.0
[INFO] [stderr]   Downloaded chrono v0.4.13
[INFO] [stderr]   Downloaded console v0.11.3
[INFO] [stderr]   Downloaded serde_derive v1.0.114
[INFO] [stderr]   Downloaded number_prefix v0.3.0
[INFO] [stderr]   Downloaded terminal_size v0.1.13
[INFO] [stderr]   Downloaded serde v1.0.114
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 60cd08aeb58efe0fc962e301bf1b0f5526536d13d09ef3045504ef8d45fa2140
[INFO] running `Command { std: "docker" "start" "-a" "60cd08aeb58efe0fc962e301bf1b0f5526536d13d09ef3045504ef8d45fa2140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60cd08aeb58efe0fc962e301bf1b0f5526536d13d09ef3045504ef8d45fa2140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60cd08aeb58efe0fc962e301bf1b0f5526536d13d09ef3045504ef8d45fa2140", kill_on_drop: false }`
[INFO] [stdout] 60cd08aeb58efe0fc962e301bf1b0f5526536d13d09ef3045504ef8d45fa2140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91b7f77435c8a86334bc130f21a301974e3f139e7de15969827e216ef7789ede
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "91b7f77435c8a86334bc130f21a301974e3f139e7de15969827e216ef7789ede", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.13
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking indicatif v0.13.0
[INFO] [stderr]  Documenting yt-downloader v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.61s
[INFO] running `Command { std: "docker" "inspect" "91b7f77435c8a86334bc130f21a301974e3f139e7de15969827e216ef7789ede", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91b7f77435c8a86334bc130f21a301974e3f139e7de15969827e216ef7789ede", kill_on_drop: false }`
[INFO] [stdout] 91b7f77435c8a86334bc130f21a301974e3f139e7de15969827e216ef7789ede