[INFO] cloning repository https://github.com/takayamaki/rustudy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/takayamaki/rustudy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakayamaki%2Frustudy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakayamaki%2Frustudy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 862ebd4ba44f9ed6f5e314c56130e398a2d2fded
[INFO] documenting takayamaki/rustudy against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftakayamaki%2Frustudy" "/workspace/builds/worker-37/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-37/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/takayamaki/rustudy on toolchain beta-2022-05-20
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/takayamaki/rustudy
[INFO] finished tweaking git repo https://github.com/takayamaki/rustudy
[INFO] tweaked toml for git repo https://github.com/takayamaki/rustudy written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate git repo https://github.com/takayamaki/rustudy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08d99b476f319fe131795a2e30e69b908cfe9c2d752523fb7948df763b1bbcf8
[INFO] running `Command { std: "docker" "start" "-a" "08d99b476f319fe131795a2e30e69b908cfe9c2d752523fb7948df763b1bbcf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d99b476f319fe131795a2e30e69b908cfe9c2d752523fb7948df763b1bbcf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d99b476f319fe131795a2e30e69b908cfe9c2d752523fb7948df763b1bbcf8", kill_on_drop: false }`
[INFO] [stdout] 08d99b476f319fe131795a2e30e69b908cfe9c2d752523fb7948df763b1bbcf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fff538286b478848ae0e6960b0c36696b1e5e2297a7eb6fa7926d832433dca3d
[INFO] running `Command { std: "docker" "start" "-a" "fff538286b478848ae0e6960b0c36696b1e5e2297a7eb6fa7926d832433dca3d", kill_on_drop: false }`
[INFO] [stderr]  Documenting hello_remote_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "fff538286b478848ae0e6960b0c36696b1e5e2297a7eb6fa7926d832433dca3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fff538286b478848ae0e6960b0c36696b1e5e2297a7eb6fa7926d832433dca3d", kill_on_drop: false }`
[INFO] [stdout] fff538286b478848ae0e6960b0c36696b1e5e2297a7eb6fa7926d832433dca3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] c93b4a36410f2881688de282704d063be6d3a5990020ffbc2871611fdea27d23
[INFO] running `Command { std: "docker" "start" "-a" "c93b4a36410f2881688de282704d063be6d3a5990020ffbc2871611fdea27d23", kill_on_drop: false }`
[INFO] [stderr]  Documenting hello_remote_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "c93b4a36410f2881688de282704d063be6d3a5990020ffbc2871611fdea27d23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93b4a36410f2881688de282704d063be6d3a5990020ffbc2871611fdea27d23", kill_on_drop: false }`
[INFO] [stdout] c93b4a36410f2881688de282704d063be6d3a5990020ffbc2871611fdea27d23