[INFO] cloning repository https://github.com/ayebear/papercode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ayebear/papercode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayebear%2Fpapercode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayebear%2Fpapercode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e77dd4f7830d2f9ce5d0c663ea20bc13673fbbb4
[INFO] documenting ayebear/papercode against 1.99.0-beta.1 for beta-rustdoc-1.99-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fayebear%2Fpapercode" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/ayebear/papercode
[INFO] finished tweaking git repo https://github.com/ayebear/papercode
[INFO] tweaked toml for git repo https://github.com/ayebear/papercode written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ayebear/papercode on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ayebear/papercode 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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6
[INFO] running `Command { std: "docker" "start" "2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]  Documenting papercode v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Generated /opt/rustwide/target/doc/papercode/index.html
[INFO] running `Command { std: "docker" "inspect" "2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]  Documenting papercode v0.1.0 (/opt/rustwide/workdir)
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[INFO] [stderr]    Generated /opt/rustwide/target/doc/papercode/index.html
[INFO] running `Command { std: "docker" "inspect" "2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6", kill_on_drop: false }`
[INFO] [stdout] 2fbe3320c7ae1d6a52fd436f402494361dd48160664c62f4f937a07cd5c329f6