[INFO] fetching crate rustneat 0.2.1...
[INFO] documenting rustneat-0.2.1 against beta-2022-05-20 for beta-1.62-rustdoc-1
[INFO] extracting crate rustneat 0.2.1 into /workspace/builds/worker-32/source
[INFO] validating manifest of crates.io crate rustneat 0.2.1 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 rustneat 0.2.1
[INFO] finished tweaking crates.io crate rustneat 0.2.1
[INFO] tweaked toml for crates.io crate rustneat 0.2.1 written to /workspace/builds/worker-32/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] [stderr]     Blocking waiting for file lock on package cache
[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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] a08a8d8356b62dd9e6d473bb1139b31f31ea083d57032d2561d93ea9b6672ca7
[INFO] running `Command { std: "docker" "start" "-a" "a08a8d8356b62dd9e6d473bb1139b31f31ea083d57032d2561d93ea9b6672ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a08a8d8356b62dd9e6d473bb1139b31f31ea083d57032d2561d93ea9b6672ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08a8d8356b62dd9e6d473bb1139b31f31ea083d57032d2561d93ea9b6672ca7", kill_on_drop: false }`
[INFO] [stdout] a08a8d8356b62dd9e6d473bb1139b31f31ea083d57032d2561d93ea9b6672ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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] 67ebeeda9434d6c7e07564807a71927eb32347722602600e022433a6ef64207a
[INFO] running `Command { std: "docker" "start" "-a" "67ebeeda9434d6c7e07564807a71927eb32347722602600e022433a6ef64207a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rulinalg v0.3.7
[INFO] [stderr]  Documenting rustneat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mutation.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[INFO] [stdout]    |                                                                         ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[INFO] [stdout] 14 +     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> Gene {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `NEAT`
[INFO] [stdout]  --> src/lib.rs:8:66
[INFO] [stdout]   |
[INFO] [stdout] 8 | //! Implementation of `NeuroEvolution` of Augmenting Topologies [NEAT]
[INFO] [stdout]   |                                                                  ^^^^ no item named `NEAT` 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: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | //! (http://nn.cs.utexas.edu/downloads/papers/stanley.ec02.pdf)
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://nn.cs.utexas.edu/downloads/papers/stanley.ec02.pdf>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.86s
[INFO] running `Command { std: "docker" "inspect" "67ebeeda9434d6c7e07564807a71927eb32347722602600e022433a6ef64207a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ebeeda9434d6c7e07564807a71927eb32347722602600e022433a6ef64207a", kill_on_drop: false }`
[INFO] [stdout] 67ebeeda9434d6c7e07564807a71927eb32347722602600e022433a6ef64207a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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" "--frozen" "--message-format=json" "--" "-Z" "unstable-options" "--document-private-items", kill_on_drop: false }`
[INFO] [stdout] 9d528c94a85349994e9996e2c8f10d2c3e18fec0258bd552caa17de4ca7bc608
[INFO] running `Command { std: "docker" "start" "-a" "9d528c94a85349994e9996e2c8f10d2c3e18fec0258bd552caa17de4ca7bc608", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking rulinalg v0.3.7
[INFO] [stderr]  Documenting rustneat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mutation.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[INFO] [stdout]    |                                                                         ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 14 -     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[INFO] [stdout] 14 +     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> Gene {
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unresolved link to `NEAT`
[INFO] [stdout]  --> src/lib.rs:8:66
[INFO] [stdout]   |
[INFO] [stdout] 8 | //! Implementation of `NeuroEvolution` of Augmenting Topologies [NEAT]
[INFO] [stdout]   |                                                                  ^^^^ no item named `NEAT` 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: this URL is not a hyperlink
[INFO] [stdout]  --> src/lib.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | //! (http://nn.cs.utexas.edu/downloads/papers/stanley.ec02.pdf)
[INFO] [stdout]   |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://nn.cs.utexas.edu/downloads/papers/stanley.ec02.pdf>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "9d528c94a85349994e9996e2c8f10d2c3e18fec0258bd552caa17de4ca7bc608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d528c94a85349994e9996e2c8f10d2c3e18fec0258bd552caa17de4ca7bc608", kill_on_drop: false }`
[INFO] [stdout] 9d528c94a85349994e9996e2c8f10d2c3e18fec0258bd552caa17de4ca7bc608