[INFO] fetching crate percolate 0.0.3...
[INFO] documenting percolate-0.0.3 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate percolate 0.0.3 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate percolate 0.0.3 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 percolate 0.0.3
[INFO] finished tweaking crates.io crate percolate 0.0.3
[INFO] tweaked toml for crates.io crate percolate 0.0.3 written to /workspace/builds/worker-18/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] a7a84b9ccd5f11b908d1da5798942d191e4758853226ddd0bf739446a0c1ab2f
[INFO] running `Command { std: "docker" "start" "-a" "a7a84b9ccd5f11b908d1da5798942d191e4758853226ddd0bf739446a0c1ab2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7a84b9ccd5f11b908d1da5798942d191e4758853226ddd0bf739446a0c1ab2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7a84b9ccd5f11b908d1da5798942d191e4758853226ddd0bf739446a0c1ab2f", kill_on_drop: false }`
[INFO] [stdout] a7a84b9ccd5f11b908d1da5798942d191e4758853226ddd0bf739446a0c1ab2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 20a1be7a480c34b974eff68333942f5b6b11affff00f3d4c9750a101116b9e82
[INFO] running `Command { std: "docker" "start" "-a" "20a1be7a480c34b974eff68333942f5b6b11affff00f3d4c9750a101116b9e82", 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]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling ergo-pin v0.1.0
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]  Documenting percolate v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `&AsyncMutFuture`
[INFO] [stdout]    --> src/projection/async_mut.rs:126:7
[INFO] [stdout]     |
[INFO] [stdout] 126 | /// [`&AsyncMutFuture`] allows access to `F: `[`FusedFuture`], but `P` isn't accessed.
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ no item named `&AsyncMutFuture` 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 `&ClearAsyncMut`
[INFO] [stdout]    --> src/projection/async_mut.rs:186:7
[INFO] [stdout]     |
[INFO] [stdout] 186 | /// [`&ClearAsyncMut`] is immutable and doesn't (publicly) allow access to stored data.
[INFO] [stdout]     |       ^^^^^^^^^^^^^^ no item named `&ClearAsyncMut` 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 8.66s
[INFO] running `Command { std: "docker" "inspect" "20a1be7a480c34b974eff68333942f5b6b11affff00f3d4c9750a101116b9e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20a1be7a480c34b974eff68333942f5b6b11affff00f3d4c9750a101116b9e82", kill_on_drop: false }`
[INFO] [stdout] 20a1be7a480c34b974eff68333942f5b6b11affff00f3d4c9750a101116b9e82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 8c639dbb81ab83971a4755b629af539dd44f574a7b27a880281490d02b97696a
[INFO] running `Command { std: "docker" "start" "-a" "8c639dbb81ab83971a4755b629af539dd44f574a7b27a880281490d02b97696a", 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 futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling ergo-pin v0.1.0
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]  Documenting percolate v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `&AsyncMutFuture`
[INFO] [stdout]    --> src/projection/async_mut.rs:126:7
[INFO] [stdout]     |
[INFO] [stdout] 126 | /// [`&AsyncMutFuture`] allows access to `F: `[`FusedFuture`], but `P` isn't accessed.
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^ no item named `&AsyncMutFuture` 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 `&ClearAsyncMut`
[INFO] [stdout]    --> src/projection/async_mut.rs:186:7
[INFO] [stdout]     |
[INFO] [stdout] 186 | /// [`&ClearAsyncMut`] is immutable and doesn't (publicly) allow access to stored data.
[INFO] [stdout]     |       ^^^^^^^^^^^^^^ no item named `&ClearAsyncMut` 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 9.88s
[INFO] running `Command { std: "docker" "inspect" "8c639dbb81ab83971a4755b629af539dd44f574a7b27a880281490d02b97696a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c639dbb81ab83971a4755b629af539dd44f574a7b27a880281490d02b97696a", kill_on_drop: false }`
[INFO] [stdout] 8c639dbb81ab83971a4755b629af539dd44f574a7b27a880281490d02b97696a