[INFO] fetching crate asynchronous-codec 0.6.0...
[INFO] documenting asynchronous-codec-0.6.0 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate asynchronous-codec 0.6.0 into /workspace/builds/worker-59/source
[INFO] validating manifest of crates.io crate asynchronous-codec 0.6.0 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 asynchronous-codec 0.6.0
[INFO] finished tweaking crates.io crate asynchronous-codec 0.6.0
[INFO] tweaked toml for crates.io crate asynchronous-codec 0.6.0 written to /workspace/builds/worker-59/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] 1f23a20050744d6a231ded4ccac2d07cfa2060fd7ea24c386b84ca88dc7ee4a9
[INFO] running `Command { std: "docker" "start" "-a" "1f23a20050744d6a231ded4ccac2d07cfa2060fd7ea24c386b84ca88dc7ee4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f23a20050744d6a231ded4ccac2d07cfa2060fd7ea24c386b84ca88dc7ee4a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f23a20050744d6a231ded4ccac2d07cfa2060fd7ea24c386b84ca88dc7ee4a9", kill_on_drop: false }`
[INFO] [stdout] 1f23a20050744d6a231ded4ccac2d07cfa2060fd7ea24c386b84ca88dc7ee4a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] 42b307cda59b47020d85c2791533d2c71d12521394d813a2e91b25193742e254
[INFO] running `Command { std: "docker" "start" "-a" "42b307cda59b47020d85c2791533d2c71d12521394d813a2e91b25193742e254", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking slab v0.4.6
[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 futures-macro v0.3.21
[INFO] [stderr]  Documenting asynchronous-codec v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `futures::io::AsyncRead`
[INFO] [stdout]  --> src/lib.rs:4:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! Contains adapters to go from streams of bytes, [`AsyncRead`](futures::io::AsyncRead)
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^^^^^^^^ no item named `futures` in scope
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `futures::io::AsyncWrite`
[INFO] [stdout]  --> src/lib.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! and [`AsyncWrite`](futures::io::AsyncWrite), to framed streams implementing [`Sink`](futures::Sink) and [`Stream`](futures::Stream).
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^ no item named `futures` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `futures::Sink`
[INFO] [stdout]  --> src/lib.rs:5:90
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! and [`AsyncWrite`](futures::io::AsyncWrite), to framed streams implementing [`Sink`](futures::Sink) and [`Stream`](futures::Stream).
[INFO] [stdout]   |                                                                                          ^^^^^^^^^^^^^ no item named `futures` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `futures::Stream`
[INFO] [stdout]  --> src/lib.rs:5:120
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! and [`AsyncWrite`](futures::io::AsyncWrite), to framed streams implementing [`Sink`](futures::Sink) and [`Stream`](futures::Stream).
[INFO] [stdout]   |                                                                                                                        ^^^^^^^^^^^^^^^ no item named `futures` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.79s
[INFO] running `Command { std: "docker" "inspect" "42b307cda59b47020d85c2791533d2c71d12521394d813a2e91b25193742e254", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b307cda59b47020d85c2791533d2c71d12521394d813a2e91b25193742e254", kill_on_drop: false }`
[INFO] [stdout] 42b307cda59b47020d85c2791533d2c71d12521394d813a2e91b25193742e254
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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" "RUSTC_BOOTSTRAP=1" "-e" "DOCS_RS=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" "--all-features" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 94d59ec5d6e13964603de318eedc870970df25c4b8554604ac097b6729afb227
[INFO] running `Command { std: "docker" "start" "-a" "94d59ec5d6e13964603de318eedc870970df25c4b8554604ac097b6729afb227", 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 futures-core v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]  Documenting asynchronous-codec v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `futures::io::AsyncRead`
[INFO] [stdout]  --> src/lib.rs:4:66
[INFO] [stdout]   |
[INFO] [stdout] 4 | //! Contains adapters to go from streams of bytes, [`AsyncRead`](futures::io::AsyncRead)
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^^^^^^^^^^ no item named `futures` in scope
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::broken_intra_doc_links)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `futures::io::AsyncWrite`
[INFO] [stdout]  --> src/lib.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! and [`AsyncWrite`](futures::io::AsyncWrite), to framed streams implementing [`Sink`](futures::Sink) and [`Stream`](futures::Stream).
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^ no item named `futures` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `futures::Sink`
[INFO] [stdout]  --> src/lib.rs:5:90
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! and [`AsyncWrite`](futures::io::AsyncWrite), to framed streams implementing [`Sink`](futures::Sink) and [`Stream`](futures::Stream).
[INFO] [stdout]   |                                                                                          ^^^^^^^^^^^^^ no item named `futures` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `futures::Stream`
[INFO] [stdout]  --> src/lib.rs:5:120
[INFO] [stdout]   |
[INFO] [stdout] 5 | //! and [`AsyncWrite`](futures::io::AsyncWrite), to framed streams implementing [`Sink`](futures::Sink) and [`Stream`](futures::Stream).
[INFO] [stdout]   |                                                                                                                        ^^^^^^^^^^^^^^^ no item named `futures` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.57s
[INFO] running `Command { std: "docker" "inspect" "94d59ec5d6e13964603de318eedc870970df25c4b8554604ac097b6729afb227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94d59ec5d6e13964603de318eedc870970df25c4b8554604ac097b6729afb227", kill_on_drop: false }`
[INFO] [stdout] 94d59ec5d6e13964603de318eedc870970df25c4b8554604ac097b6729afb227