[INFO] cloning repository https://github.com/ImSingee/craft-a-language
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ImSingee/craft-a-language" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImSingee%2Fcraft-a-language", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImSingee%2Fcraft-a-language'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b6970edd39ab87ad9cc468ced2c3aeaef414d4d
[INFO] documenting ImSingee/craft-a-language against 1.75.0 for beta-1.76-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImSingee%2Fcraft-a-language" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ImSingee/craft-a-language on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ImSingee/craft-a-language
[INFO] finished tweaking git repo https://github.com/ImSingee/craft-a-language
[INFO] tweaked toml for git repo https://github.com/ImSingee/craft-a-language written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ImSingee/craft-a-language already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45821db48f845e3895959c07a309545b51b7ff07bbca7cbde8e3a2974fcc4bcd
[INFO] running `Command { std: "docker" "start" "-a" "45821db48f845e3895959c07a309545b51b7ff07bbca7cbde8e3a2974fcc4bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45821db48f845e3895959c07a309545b51b7ff07bbca7cbde8e3a2974fcc4bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45821db48f845e3895959c07a309545b51b7ff07bbca7cbde8e3a2974fcc4bcd", kill_on_drop: false }`
[INFO] [stdout] 45821db48f845e3895959c07a309545b51b7ff07bbca7cbde8e3a2974fcc4bcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02a26db4a7818eff2776dc485d1629b4f65c344541c7b3213934267ce79ac69a
[INFO] running `Command { std: "docker" "start" "-a" "02a26db4a7818eff2776dc485d1629b4f65c344541c7b3213934267ce79ac69a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]     Checking l01 v0.0.0 (/opt/rustwide/workdir/l01)
[INFO] [stderr]  Documenting l01 v0.0.0 (/opt/rustwide/workdir/l01)
[INFO] [stderr]  Documenting l02 v0.0.0 (/opt/rustwide/workdir/l02)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/l01/index.html
[INFO] [stderr]    Generated /opt/rustwide/target/doc/l02/index.html
[INFO] running `Command { std: "docker" "inspect" "02a26db4a7818eff2776dc485d1629b4f65c344541c7b3213934267ce79ac69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a26db4a7818eff2776dc485d1629b4f65c344541c7b3213934267ce79ac69a", kill_on_drop: false }`
[INFO] [stdout] 02a26db4a7818eff2776dc485d1629b4f65c344541c7b3213934267ce79ac69a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f27132b49bde93a829756d5eaaac8c75d14144ef4805aabf290b1181c319ae95
[INFO] running `Command { std: "docker" "start" "-a" "f27132b49bde93a829756d5eaaac8c75d14144ef4805aabf290b1181c319ae95", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "f27132b49bde93a829756d5eaaac8c75d14144ef4805aabf290b1181c319ae95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f27132b49bde93a829756d5eaaac8c75d14144ef4805aabf290b1181c319ae95", kill_on_drop: false }`
[INFO] [stdout] f27132b49bde93a829756d5eaaac8c75d14144ef4805aabf290b1181c319ae95
