[INFO] fetching crate bztree 0.1.0...
[INFO] documenting bztree-0.1.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate bztree 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate bztree 0.1.0 on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bztree 0.1.0
[INFO] finished tweaking crates.io crate bztree 0.1.0
[INFO] tweaked toml for crates.io crate bztree 0.1.0 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "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" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded jemallocator v0.3.2
[INFO] [stderr]   Downloaded mwcas v0.1.0
[INFO] [stderr]   Downloaded jemalloc-sys v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 662cbaf26dee0b05de271cebcaf90c66ce4bb390bfafe908e13e8a980ec0a414
[INFO] running `Command { std: "docker" "start" "-a" "662cbaf26dee0b05de271cebcaf90c66ce4bb390bfafe908e13e8a980ec0a414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "662cbaf26dee0b05de271cebcaf90c66ce4bb390bfafe908e13e8a980ec0a414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662cbaf26dee0b05de271cebcaf90c66ce4bb390bfafe908e13e8a980ec0a414", kill_on_drop: false }`
[INFO] [stdout] 662cbaf26dee0b05de271cebcaf90c66ce4bb390bfafe908e13e8a980ec0a414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16bda4cc8f41891388a38b80317370c064bf273e044e9cb8ff078b1bde5b0a2e
[INFO] running `Command { std: "docker" "start" "-a" "16bda4cc8f41891388a38b80317370c064bf273e044e9cb8ff078b1bde5b0a2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking mwcas v0.1.0
[INFO] [stderr]  Documenting bztree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `KeyValue`
[INFO] [stdout]     --> src/node.rs:1060:43
[INFO] [stdout]      |
[INFO] [stdout] 1060 |     /// Defer drop of value inside this [`KeyValue`] after upsert/delete.
[INFO] [stdout]      |                                           ^^^^^^^^ no item named `KeyValue` 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 `crossbeam::epoch`
[INFO] [stdout]   --> src/lib.rs:72:18
[INFO] [stdout]    |
[INFO] [stdout] 72 | /// BzTree uses [crossbeam::epoch] memory reclamation to free memory of removed/replaced key-values.
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^ no item named `crossbeam` 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 3.36s
[INFO] running `Command { std: "docker" "inspect" "16bda4cc8f41891388a38b80317370c064bf273e044e9cb8ff078b1bde5b0a2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bda4cc8f41891388a38b80317370c064bf273e044e9cb8ff078b1bde5b0a2e", kill_on_drop: false }`
[INFO] [stdout] 16bda4cc8f41891388a38b80317370c064bf273e044e9cb8ff078b1bde5b0a2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+1.61.0" "rustdoc" "--lib" "-Zrustdoc-map" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] cf9049b54e2c17874c9f3cca085c4ce94af5ed484ab44f22c3290522c56ddce2
[INFO] running `Command { std: "docker" "start" "-a" "cf9049b54e2c17874c9f3cca085c4ce94af5ed484ab44f22c3290522c56ddce2", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]     Checking mwcas v0.1.0
[INFO] [stderr]  Documenting bztree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.33s
[INFO] [stdout] warning: unresolved link to `KeyValue`
[INFO] [stdout]     --> src/node.rs:1060:43
[INFO] [stdout]      |
[INFO] [stdout] 1060 |     /// Defer drop of value inside this [`KeyValue`] after upsert/delete.
[INFO] [stdout]      |                                           ^^^^^^^^ no item named `KeyValue` 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 `crossbeam::epoch`
[INFO] [stdout]   --> src/lib.rs:72:18
[INFO] [stdout]    |
[INFO] [stdout] 72 | /// BzTree uses [crossbeam::epoch] memory reclamation to free memory of removed/replaced key-values.
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^ no item named `crossbeam` in scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf9049b54e2c17874c9f3cca085c4ce94af5ed484ab44f22c3290522c56ddce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf9049b54e2c17874c9f3cca085c4ce94af5ed484ab44f22c3290522c56ddce2", kill_on_drop: false }`
[INFO] [stdout] cf9049b54e2c17874c9f3cca085c4ce94af5ed484ab44f22c3290522c56ddce2