[INFO] fetching crate ref_clone_derive 0.7.0...
[INFO] documenting ref_clone_derive-0.7.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate ref_clone_derive 0.7.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate ref_clone_derive 0.7.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ref_clone_derive 0.7.0
[INFO] finished tweaking crates.io crate ref_clone_derive 0.7.0
[INFO] tweaked toml for crates.io crate ref_clone_derive 0.7.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b806345f8ccca7720d7d794ffa6128d60209d6467a40b6b8c8d4188bdf21e4a9
[INFO] running `Command { std: "docker" "start" "-a" "b806345f8ccca7720d7d794ffa6128d60209d6467a40b6b8c8d4188bdf21e4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b806345f8ccca7720d7d794ffa6128d60209d6467a40b6b8c8d4188bdf21e4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b806345f8ccca7720d7d794ffa6128d60209d6467a40b6b8c8d4188bdf21e4a9", kill_on_drop: false }`
[INFO] [stdout] b806345f8ccca7720d7d794ffa6128d60209d6467a40b6b8c8d4188bdf21e4a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8d3bc9a7d0ec88509b8350d8a891fceddec2b6d44e09d93214751f9aaa02551
[INFO] running `Command { std: "docker" "start" "-a" "d8d3bc9a7d0ec88509b8350d8a891fceddec2b6d44e09d93214751f9aaa02551", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting ref_clone_derive v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.90s
[INFO] running `Command { std: "docker" "inspect" "d8d3bc9a7d0ec88509b8350d8a891fceddec2b6d44e09d93214751f9aaa02551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d3bc9a7d0ec88509b8350d8a891fceddec2b6d44e09d93214751f9aaa02551", kill_on_drop: false }`
[INFO] [stdout] d8d3bc9a7d0ec88509b8350d8a891fceddec2b6d44e09d93214751f9aaa02551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] bc8af2060b5ada73f87e79dc6571bbd97ab5d8a8de3a237548256211048feb3c
[INFO] running `Command { std: "docker" "start" "-a" "bc8af2060b5ada73f87e79dc6571bbd97ab5d8a8de3a237548256211048feb3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]     Checking unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]     Checking quote v1.0.18
[INFO] [stderr]  Documenting ref_clone_derive v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "bc8af2060b5ada73f87e79dc6571bbd97ab5d8a8de3a237548256211048feb3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8af2060b5ada73f87e79dc6571bbd97ab5d8a8de3a237548256211048feb3c", kill_on_drop: false }`
[INFO] [stdout] bc8af2060b5ada73f87e79dc6571bbd97ab5d8a8de3a237548256211048feb3c