[INFO] fetching crate multi-map 1.3.0...
[INFO] documenting multi-map-1.3.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate multi-map 1.3.0 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate multi-map 1.3.0 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 crates.io crate multi-map 1.3.0
[INFO] finished tweaking crates.io crate multi-map 1.3.0
[INFO] tweaked toml for crates.io crate multi-map 1.3.0 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-05-20" "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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 0478ff6c13d1ad0d81745003281b75efbdc1cf82c396b72c1615410750e76216
[INFO] running `Command { std: "docker" "start" "-a" "0478ff6c13d1ad0d81745003281b75efbdc1cf82c396b72c1615410750e76216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0478ff6c13d1ad0d81745003281b75efbdc1cf82c396b72c1615410750e76216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0478ff6c13d1ad0d81745003281b75efbdc1cf82c396b72c1615410750e76216", kill_on_drop: false }`
[INFO] [stdout] 0478ff6c13d1ad0d81745003281b75efbdc1cf82c396b72c1615410750e76216
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] f930e3a516fad89cf2229425ce2ac58aa570415e4f3f1c4ce2e12880a1f91a63
[INFO] running `Command { std: "docker" "start" "-a" "f930e3a516fad89cf2229425ce2ac58aa570415e4f3f1c4ce2e12880a1f91a63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting multi-map v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `iter`
[INFO] [stdout]    --> src/lib.rs:268:39
[INFO] [stdout]     |
[INFO] [stdout] 268 | /// This `struct` is created by the [`iter`] method on [`MultiMap`]. See its
[INFO] [stdout]     |                                       ^^^^ no item named `iter` 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 `into_iter`
[INFO] [stdout]    --> src/lib.rs:278:39
[INFO] [stdout]     |
[INFO] [stdout] 278 | /// This `struct` is created by the [`into_iter`] method on [`MultiMap`]
[INFO] [stdout]     |                                       ^^^^^^^^^ no item named `into_iter` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "f930e3a516fad89cf2229425ce2ac58aa570415e4f3f1c4ce2e12880a1f91a63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f930e3a516fad89cf2229425ce2ac58aa570415e4f3f1c4ce2e12880a1f91a63", kill_on_drop: false }`
[INFO] [stdout] f930e3a516fad89cf2229425ce2ac58aa570415e4f3f1c4ce2e12880a1f91a63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+beta-2022-05-20" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 821706f84c5eebc046c33f7b0035357c587771ab1de73c3a10fdef619fa347b8
[INFO] running `Command { std: "docker" "start" "-a" "821706f84c5eebc046c33f7b0035357c587771ab1de73c3a10fdef619fa347b8", kill_on_drop: false }`
[INFO] [stderr]  Documenting multi-map v1.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `iter`
[INFO] [stdout]    --> src/lib.rs:268:39
[INFO] [stdout]     |
[INFO] [stdout] 268 | /// This `struct` is created by the [`iter`] method on [`MultiMap`]. See its
[INFO] [stdout]     |                                       ^^^^ no item named `iter` 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 `into_iter`
[INFO] [stdout]    --> src/lib.rs:278:39
[INFO] [stdout]     |
[INFO] [stdout] 278 | /// This `struct` is created by the [`into_iter`] method on [`MultiMap`]
[INFO] [stdout]     |                                       ^^^^^^^^^ no item named `into_iter` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "821706f84c5eebc046c33f7b0035357c587771ab1de73c3a10fdef619fa347b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "821706f84c5eebc046c33f7b0035357c587771ab1de73c3a10fdef619fa347b8", kill_on_drop: false }`
[INFO] [stdout] 821706f84c5eebc046c33f7b0035357c587771ab1de73c3a10fdef619fa347b8