[INFO] cloning repository https://github.com/mankinskin/neuralnet
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mankinskin/neuralnet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmankinskin%2Fneuralnet", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmankinskin%2Fneuralnet'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 406df86db73559d1dae723715976e11f9ba4b9f2
[INFO] documenting mankinskin/neuralnet against try#6ee483316d2e4581572121d60a955affb2032eb3+cargoflags=-Zrustdoc-scrape-examples for scrape-examples
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmankinskin%2Fneuralnet" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mankinskin/neuralnet on toolchain 6ee483316d2e4581572121d60a955affb2032eb3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mankinskin/neuralnet
[INFO] finished tweaking git repo https://github.com/mankinskin/neuralnet
[INFO] tweaked toml for git repo https://github.com/mankinskin/neuralnet written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mankinskin/neuralnet already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd94d788ab66a0e38db7be74d8d4f0e7f2b2b809f509a94af8090cfa953c340a
[INFO] running `Command { std: "docker" "start" "-a" "dd94d788ab66a0e38db7be74d8d4f0e7f2b2b809f509a94af8090cfa953c340a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd94d788ab66a0e38db7be74d8d4f0e7f2b2b809f509a94af8090cfa953c340a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd94d788ab66a0e38db7be74d8d4f0e7f2b2b809f509a94af8090cfa953c340a", kill_on_drop: false }`
[INFO] [stdout] dd94d788ab66a0e38db7be74d8d4f0e7f2b2b809f509a94af8090cfa953c340a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+6ee483316d2e4581572121d60a955affb2032eb3" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json" "-Zrustdoc-scrape-examples", kill_on_drop: false }`
[INFO] [stdout] 14ea58ca923b57242c3759a1d2b18a065c6876bcd17893a03aa187930b2481b4
[INFO] running `Command { std: "docker" "start" "-a" "14ea58ca923b57242c3759a1d2b18a065c6876bcd17893a03aa187930b2481b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]     Checking libm v0.1.2
[INFO] [stderr]     Checking either v1.5.1
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]     Checking itertools v0.8.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]     Checking rand_os v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking alga v0.8.2
[INFO] [stderr]     Checking nalgebra v0.17.2
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr] warning: failed to check lib in package `nalgebra` as a prerequisite for scraping examples from: bin "neuralnet"
[INFO] [stderr]     Try running with `--verbose` to see the error message.
[INFO] [stderr]     If an example or library should not be scanned, then consider adding `doc-scrape-examples = false` to its `[[example]]` or `[lib]` definition in /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nalgebra-0.17.2/Cargo.toml
[INFO] [stderr] warning: `nalgebra` (lib) generated 1 warning
[INFO] [stderr]     Scraping neuralnet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting neuralnet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/neural.rs:56:17
[INFO] [stdout]    |
[INFO] [stdout] 56 |     let layer = (vec![vec![0.0; width]; width]);//.iter_mut()
[INFO] [stdout]    |                 ^                             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 56 -     let layer = (vec![vec![0.0; width]; width]);//.iter_mut()
[INFO] [stdout] 56 +     let layer = vec![vec![0.0; width]; width];//.iter_mut()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/neural.rs:126:19
[INFO] [stdout]     |
[INFO] [stdout] 126 |         for ni in (0..self.weights[0].len()) { // index of neuron
[INFO] [stdout]     |                   ^                        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 126 -         for ni in (0..self.weights[0].len()) { // index of neuron
[INFO] [stdout] 126 +         for ni in 0..self.weights[0].len() { // index of neuron
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/neural.rs:127:23
[INFO] [stdout]     |
[INFO] [stdout] 127 |             for wi in (0..self.weights[0][0].len()) { // index of weight
[INFO] [stdout]     |                       ^                           ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 127 -             for wi in (0..self.weights[0][0].len()) { // index of weight
[INFO] [stdout] 127 +             for wi in 0..self.weights[0][0].len() { // index of weight
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]    --> src/neural.rs:128:27
[INFO] [stdout]     |
[INFO] [stdout] 128 |                 for li in (0..self.weights.len()-1) { // layer
[INFO] [stdout]     |                           ^                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 128 -                 for li in (0..self.weights.len()-1) { // layer
[INFO] [stdout] 128 +                 for li in 0..self.weights.len()-1 { // layer
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stdout]   --> src/main.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 57 |     for i in (0..MAX_NUMBER) {
[INFO] [stdout]    |              ^             ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -     for i in (0..MAX_NUMBER) {
[INFO] [stdout] 57 +     for i in 0..MAX_NUMBER {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.71s
[INFO] running `Command { std: "docker" "inspect" "14ea58ca923b57242c3759a1d2b18a065c6876bcd17893a03aa187930b2481b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14ea58ca923b57242c3759a1d2b18a065c6876bcd17893a03aa187930b2481b4", kill_on_drop: false }`
[INFO] [stdout] 14ea58ca923b57242c3759a1d2b18a065c6876bcd17893a03aa187930b2481b4