[INFO] fetching crate scratchpad 1.3.1...
[INFO] documenting scratchpad-1.3.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate scratchpad 1.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate scratchpad 1.3.1 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 scratchpad 1.3.1
[INFO] finished tweaking crates.io crate scratchpad 1.3.1
[INFO] tweaked toml for crates.io crate scratchpad 1.3.1 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4f6fd9b83a4fc74cd332d946b3c52dace7cc23c596e6ef2ba288a68ae09fb025
[INFO] running `Command { std: "docker" "start" "-a" "4f6fd9b83a4fc74cd332d946b3c52dace7cc23c596e6ef2ba288a68ae09fb025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f6fd9b83a4fc74cd332d946b3c52dace7cc23c596e6ef2ba288a68ae09fb025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f6fd9b83a4fc74cd332d946b3c52dace7cc23c596e6ef2ba288a68ae09fb025", kill_on_drop: false }`
[INFO] [stdout] 4f6fd9b83a4fc74cd332d946b3c52dace7cc23c596e6ef2ba288a68ae09fb025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d07142baeb9990951697739677b99fa011479a41f4933378812dc53fb05f2c9e
[INFO] running `Command { std: "docker" "start" "-a" "d07142baeb9990951697739677b99fa011479a41f4933378812dc53fb05f2c9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling scratchpad v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting scratchpad v1.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `MaybeUninit`
[INFO] [stdout]    --> src/utility.rs:331:7
[INFO] [stdout]     |
[INFO] [stdout] 331 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[INFO] [stdout]     |       ^^^^^^^^^^^ no item named `MaybeUninit` 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 `MaybeUninit`
[INFO] [stdout]    --> src/utility.rs:372:7
[INFO] [stdout]     |
[INFO] [stdout] 372 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[INFO] [stdout]     |       ^^^^^^^^^^^ no item named `MaybeUninit` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `MaybeUninit`
[INFO] [stdout]    --> src/utility.rs:413:7
[INFO] [stdout]     |
[INFO] [stdout] 413 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[INFO] [stdout]     |       ^^^^^^^^^^^ no item named `MaybeUninit` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.45s
[INFO] running `Command { std: "docker" "inspect" "d07142baeb9990951697739677b99fa011479a41f4933378812dc53fb05f2c9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d07142baeb9990951697739677b99fa011479a41f4933378812dc53fb05f2c9e", kill_on_drop: false }`
[INFO] [stdout] d07142baeb9990951697739677b99fa011479a41f4933378812dc53fb05f2c9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 039bd791cb3306bfaf7f6fddf5a0188af5935af57d46daddc5f9ef91046fd649
[INFO] running `Command { std: "docker" "start" "-a" "039bd791cb3306bfaf7f6fddf5a0188af5935af57d46daddc5f9ef91046fd649", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling scratchpad v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting scratchpad v1.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `MaybeUninit`
[INFO] [stdout]    --> src/utility.rs:331:7
[INFO] [stdout]     |
[INFO] [stdout] 331 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[INFO] [stdout]     |       ^^^^^^^^^^^ no item named `MaybeUninit` 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 `MaybeUninit`
[INFO] [stdout]    --> src/utility.rs:372:7
[INFO] [stdout]     |
[INFO] [stdout] 372 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[INFO] [stdout]     |       ^^^^^^^^^^^ no item named `MaybeUninit` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `MaybeUninit`
[INFO] [stdout]    --> src/utility.rs:413:7
[INFO] [stdout]     |
[INFO] [stdout] 413 | /// [`MaybeUninit`]-wrapped types if supported by the version of Rust used, as
[INFO] [stdout]     |       ^^^^^^^^^^^ no item named `MaybeUninit` in scope
[INFO] [stdout]     |
[INFO] [stdout]     = help: to escape `[` and `]` characters, add '\' before them like `\[` or `\]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.19s
[INFO] running `Command { std: "docker" "inspect" "039bd791cb3306bfaf7f6fddf5a0188af5935af57d46daddc5f9ef91046fd649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039bd791cb3306bfaf7f6fddf5a0188af5935af57d46daddc5f9ef91046fd649", kill_on_drop: false }`
[INFO] [stdout] 039bd791cb3306bfaf7f6fddf5a0188af5935af57d46daddc5f9ef91046fd649