[INFO] fetching crate tower-cache 0.0.1...
[INFO] documenting tower-cache-0.0.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate tower-cache 0.0.1 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate tower-cache 0.0.1 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 tower-cache 0.0.1
[INFO] finished tweaking crates.io crate tower-cache 0.0.1
[INFO] tweaked toml for crates.io crate tower-cache 0.0.1 written to /workspace/builds/worker-20/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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] a0461140dd55dbf01d735a212d0ead0d2b1130c75b38e4e23337168732bf717d
[INFO] running `Command { std: "docker" "start" "-a" "a0461140dd55dbf01d735a212d0ead0d2b1130c75b38e4e23337168732bf717d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0461140dd55dbf01d735a212d0ead0d2b1130c75b38e4e23337168732bf717d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0461140dd55dbf01d735a212d0ead0d2b1130c75b38e4e23337168732bf717d", kill_on_drop: false }`
[INFO] [stdout] a0461140dd55dbf01d735a212d0ead0d2b1130c75b38e4e23337168732bf717d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 414b1ce7133c1c4c2fca4ba2e03d6768273f209bf47706757f9448fe4cea38e9
[INFO] running `Command { std: "docker" "start" "-a" "414b1ce7133c1c4c2fca4ba2e03d6768273f209bf47706757f9448fe4cea38e9", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking log v0.4.17
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking lru v0.7.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tower v0.4.12
[INFO] [stderr]  Documenting tower-cache v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `CacheLayer`
[INFO] [stdout]  --> src/lru.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! This is an implementation of a [`CacheLayer`] provider using [`lru::LruCache`].
[INFO] [stdout]   |                                      ^^^^^^^^^^ no item named `CacheLayer` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.44s
[INFO] running `Command { std: "docker" "inspect" "414b1ce7133c1c4c2fca4ba2e03d6768273f209bf47706757f9448fe4cea38e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414b1ce7133c1c4c2fca4ba2e03d6768273f209bf47706757f9448fe4cea38e9", kill_on_drop: false }`
[INFO] [stdout] 414b1ce7133c1c4c2fca4ba2e03d6768273f209bf47706757f9448fe4cea38e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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] 678c3cc37ad6d6df9ada250bd262ade46d70741a3746be7ae454fb3393d705cd
[INFO] running `Command { std: "docker" "start" "-a" "678c3cc37ad6d6df9ada250bd262ade46d70741a3746be7ae454fb3393d705cd", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.95
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking lru v0.7.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tower v0.4.12
[INFO] [stderr]  Documenting tower-cache v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `CacheLayer`
[INFO] [stdout]  --> src/lru.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | //! This is an implementation of a [`CacheLayer`] provider using [`lru::LruCache`].
[INFO] [stdout]   |                                      ^^^^^^^^^^ no item named `CacheLayer` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.30s
[INFO] running `Command { std: "docker" "inspect" "678c3cc37ad6d6df9ada250bd262ade46d70741a3746be7ae454fb3393d705cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678c3cc37ad6d6df9ada250bd262ade46d70741a3746be7ae454fb3393d705cd", kill_on_drop: false }`
[INFO] [stdout] 678c3cc37ad6d6df9ada250bd262ade46d70741a3746be7ae454fb3393d705cd