[INFO] fetching crate ppcore_def 0.2.2...
[INFO] documenting ppcore_def-0.2.2 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate ppcore_def 0.2.2 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate ppcore_def 0.2.2 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 ppcore_def 0.2.2
[INFO] finished tweaking crates.io crate ppcore_def 0.2.2
[INFO] tweaked toml for crates.io crate ppcore_def 0.2.2 written to /workspace/builds/worker-34/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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] f93c8f329d7fe3cdf7d29ec3cbdc0117472f82c56f9b9038af2f61f878e580b0
[INFO] running `Command { std: "docker" "start" "-a" "f93c8f329d7fe3cdf7d29ec3cbdc0117472f82c56f9b9038af2f61f878e580b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f93c8f329d7fe3cdf7d29ec3cbdc0117472f82c56f9b9038af2f61f878e580b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93c8f329d7fe3cdf7d29ec3cbdc0117472f82c56f9b9038af2f61f878e580b0", kill_on_drop: false }`
[INFO] [stdout] f93c8f329d7fe3cdf7d29ec3cbdc0117472f82c56f9b9038af2f61f878e580b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 8da1bdfeb32feedd1568738e66646854fbd7acf304afe4f8a9a086b21cd00afc
[INFO] running `Command { std: "docker" "start" "-a" "8da1bdfeb32feedd1568738e66646854fbd7acf304afe4f8a9a086b21cd00afc", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]  Documenting ppcore_def v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]   --> src/lib.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | /// - [Y] Bhyve
[INFO] [stdout]    |        ^ no item named `Y` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]   --> src/lib.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// - [Y] Qemu
[INFO] [stdout]    |        ^ no item named `Y` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `N`
[INFO] [stdout]   --> src/lib.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | /// - [N] Jail
[INFO] [stdout]    |        ^ no item named `N` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `N`
[INFO] [stdout]   --> src/lib.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | /// - [N] Docker
[INFO] [stdout]    |        ^ no item named `N` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `N`
[INFO] [stdout]   --> src/lib.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | /// - [N] Systemd Nspawn
[INFO] [stdout]    |        ^ no item named `N` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `N`
[INFO] [stdout]   --> src/lib.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | /// - [N] Firecracker
[INFO] [stdout]    |        ^ no item named `N` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.81s
[INFO] running `Command { std: "docker" "inspect" "8da1bdfeb32feedd1568738e66646854fbd7acf304afe4f8a9a086b21cd00afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8da1bdfeb32feedd1568738e66646854fbd7acf304afe4f8a9a086b21cd00afc", kill_on_drop: false }`
[INFO] [stdout] 8da1bdfeb32feedd1568738e66646854fbd7acf304afe4f8a9a086b21cd00afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 9ddd7631ab13a767416cef460266a7c958b903c26c11f088466a47672d910e07
[INFO] running `Command { std: "docker" "start" "-a" "9ddd7631ab13a767416cef460266a7c958b903c26c11f088466a47672d910e07", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]  Documenting ppcore_def v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]   --> src/lib.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | /// - [Y] Bhyve
[INFO] [stdout]    |        ^ no item named `Y` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `Y`
[INFO] [stdout]   --> src/lib.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | /// - [Y] Qemu
[INFO] [stdout]    |        ^ no item named `Y` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `N`
[INFO] [stdout]   --> src/lib.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 62 | /// - [N] Jail
[INFO] [stdout]    |        ^ no item named `N` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `N`
[INFO] [stdout]   --> src/lib.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 63 | /// - [N] Docker
[INFO] [stdout]    |        ^ no item named `N` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `N`
[INFO] [stdout]   --> src/lib.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | /// - [N] Systemd Nspawn
[INFO] [stdout]    |        ^ no item named `N` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `N`
[INFO] [stdout]   --> src/lib.rs:65:8
[INFO] [stdout]    |
[INFO] [stdout] 65 | /// - [N] Firecracker
[INFO] [stdout]    |        ^ no item named `N` in scope
[INFO] [stdout]    |
[INFO] [stdout]    = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.31s
[INFO] running `Command { std: "docker" "inspect" "9ddd7631ab13a767416cef460266a7c958b903c26c11f088466a47672d910e07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ddd7631ab13a767416cef460266a7c958b903c26c11f088466a47672d910e07", kill_on_drop: false }`
[INFO] [stdout] 9ddd7631ab13a767416cef460266a7c958b903c26c11f088466a47672d910e07