[INFO] fetching crate biosphere 0.3.0...
[INFO] documenting biosphere-0.3.0 against 1.61.0 for beta-1.62-rustdoc-1
[INFO] extracting crate biosphere 0.3.0 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate biosphere 0.3.0 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 biosphere 0.3.0
[INFO] finished tweaking crates.io crate biosphere 0.3.0
[INFO] tweaked toml for crates.io crate biosphere 0.3.0 written to /workspace/builds/worker-77/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]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_approx_eq v1.1.0
[INFO] [stderr]   Downloaded ndarray-csv v0.5.1
[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] [stderr]   Downloaded rstest v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] b47532dd7743f32a3984a6254ee59705780329364873ba9840570d992d3d1b67
[INFO] running `Command { std: "docker" "start" "-a" "b47532dd7743f32a3984a6254ee59705780329364873ba9840570d992d3d1b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b47532dd7743f32a3984a6254ee59705780329364873ba9840570d992d3d1b67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47532dd7743f32a3984a6254ee59705780329364873ba9840570d992d3d1b67", kill_on_drop: false }`
[INFO] [stdout] b47532dd7743f32a3984a6254ee59705780329364873ba9840570d992d3d1b67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] 108feb2730b256b805bbc9ab737520341a5df2f5a108c7cb6a39a8e3413422bb
[INFO] running `Command { std: "docker" "start" "-a" "108feb2730b256b805bbc9ab737520341a5df2f5a108c7cb6a39a8e3413422bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]  Documenting biosphere v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `feature`
[INFO] [stdout]    --> src/tree/decision_tree_node.rs:202:82
[INFO] [stdout]     |
[INFO] [stdout] 202 |     /// `samples` is a vector of slices. For each feature s.t. constant_features[feature]
[INFO] [stdout]     |                                                                                  ^^^^^^^ no item named `feature` 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 `feature`
[INFO] [stdout]    --> src/tree/decision_tree_node.rs:203:27
[INFO] [stdout]     |
[INFO] [stdout] 203 |     /// is false, samples[feature] are indices s.t. X[samples[feature], feature] is
[INFO] [stdout]     |                           ^^^^^^^ no item named `feature` 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 `feature`
[INFO] [stdout]    --> src/tree/decision_tree_node.rs:203:63
[INFO] [stdout]     |
[INFO] [stdout] 203 |     /// is false, samples[feature] are indices s.t. X[samples[feature], feature] is
[INFO] [stdout]     |                                                               ^^^^^^^ no item named `feature` 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 9.14s
[INFO] running `Command { std: "docker" "inspect" "108feb2730b256b805bbc9ab737520341a5df2f5a108c7cb6a39a8e3413422bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "108feb2730b256b805bbc9ab737520341a5df2f5a108c7cb6a39a8e3413422bb", kill_on_drop: false }`
[INFO] [stdout] 108feb2730b256b805bbc9ab737520341a5df2f5a108c7cb6a39a8e3413422bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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] ed5e6deade778ba7c1596912363001fb979d5a565525b24654425e0fa2353676
[INFO] running `Command { std: "docker" "start" "-a" "ed5e6deade778ba7c1596912363001fb979d5a565525b24654425e0fa2353676", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.4
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]  Documenting biosphere v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unresolved link to `feature`
[INFO] [stdout]    --> src/tree/decision_tree_node.rs:202:82
[INFO] [stdout]     |
[INFO] [stdout] 202 |     /// `samples` is a vector of slices. For each feature s.t. constant_features[feature]
[INFO] [stdout]     |                                                                                  ^^^^^^^ no item named `feature` 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.93s
[INFO] [stdout] warning: unresolved link to `feature`
[INFO] [stdout]    --> src/tree/decision_tree_node.rs:203:27
[INFO] [stdout]     |
[INFO] [stdout] 203 |     /// is false, samples[feature] are indices s.t. X[samples[feature], feature] is
[INFO] [stdout]     |                           ^^^^^^^ no item named `feature` 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 `feature`
[INFO] [stdout]    --> src/tree/decision_tree_node.rs:203:63
[INFO] [stdout]     |
[INFO] [stdout] 203 |     /// is false, samples[feature] are indices s.t. X[samples[feature], feature] is
[INFO] [stdout]     |                                                               ^^^^^^^ no item named `feature` 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] running `Command { std: "docker" "inspect" "ed5e6deade778ba7c1596912363001fb979d5a565525b24654425e0fa2353676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed5e6deade778ba7c1596912363001fb979d5a565525b24654425e0fa2353676", kill_on_drop: false }`
[INFO] [stdout] ed5e6deade778ba7c1596912363001fb979d5a565525b24654425e0fa2353676