[INFO] fetching crate futures 0.3.28...
[INFO] documenting futures-0.3.28 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] extracting crate futures 0.3.28 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate futures 0.3.28 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate futures 0.3.28
[INFO] finished tweaking crates.io crate futures 0.3.28
[INFO] tweaked toml for crates.io crate futures 0.3.28 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-codec v0.1.2
[INFO] [stderr]   Downloaded tokio-udp v0.1.6
[INFO] [stderr]   Downloaded tokio-uds v0.2.7
[INFO] [stderr]   Downloaded tokio-fs v0.1.7
[INFO] [stderr]   Downloaded parking_lot_core v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c4ab0fa5760498c8ff5ff93fbf2423810f4aea5f991c2c3242042fcdf1263cf8
[INFO] running `Command { std: "docker" "start" "-a" "c4ab0fa5760498c8ff5ff93fbf2423810f4aea5f991c2c3242042fcdf1263cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c4ab0fa5760498c8ff5ff93fbf2423810f4aea5f991c2c3242042fcdf1263cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4ab0fa5760498c8ff5ff93fbf2423810f4aea5f991c2c3242042fcdf1263cf8", kill_on_drop: false }`
[INFO] [stdout] c4ab0fa5760498c8ff5ff93fbf2423810f4aea5f991c2c3242042fcdf1263cf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9dd3a488f71a8d0cae13c103d7add9cf2a43fe4092d7761b3cbdf054fd37714a
[INFO] running `Command { std: "docker" "start" "-a" "9dd3a488f71a8d0cae13c103d7add9cf2a43fe4092d7761b3cbdf054fd37714a", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking futures-task v0.3.28
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking slab v0.4.8
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]     Checking futures-util v0.3.28
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]  Documenting futures v0.3.28 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `ThreadPool`
[INFO] [stdout]    --> src/lib.rs:169:70
[INFO] [stdout]     |
[INFO] [stdout] 169 |     //! Most of the time tasks should be executed on a [thread pool](ThreadPool).
[INFO] [stdout]     |                                                                      ^^^^^^^^^^ no item named `ThreadPool` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout]     = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `ThreadPool::spawn_ok`
[INFO] [stdout]    --> src/lib.rs:172:31
[INFO] [stdout]     |
[INFO] [stdout] 172 |     //! with the [`spawn_ok`](ThreadPool::spawn_ok) function will run ambiently on
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^ no item named `ThreadPool` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `Command { std: "docker" "inspect" "9dd3a488f71a8d0cae13c103d7add9cf2a43fe4092d7761b3cbdf054fd37714a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9dd3a488f71a8d0cae13c103d7add9cf2a43fe4092d7761b3cbdf054fd37714a", kill_on_drop: false }`
[INFO] [stdout] 9dd3a488f71a8d0cae13c103d7add9cf2a43fe4092d7761b3cbdf054fd37714a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "rustdoc" "--lib" "-Zrustdoc-map" "--all-features" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d163d8be9e59577978a1aefe237b53f44cd08a5d35021ac9a42df9cce470fb4
[INFO] running `Command { std: "docker" "start" "-a" "1d163d8be9e59577978a1aefe237b53f44cd08a5d35021ac9a42df9cce470fb4", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]  Documenting futures v0.3.28 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.39s
[INFO] running `Command { std: "docker" "inspect" "1d163d8be9e59577978a1aefe237b53f44cd08a5d35021ac9a42df9cce470fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d163d8be9e59577978a1aefe237b53f44cd08a5d35021ac9a42df9cce470fb4", kill_on_drop: false }`
[INFO] [stdout] 1d163d8be9e59577978a1aefe237b53f44cd08a5d35021ac9a42df9cce470fb4
