[INFO] fetching crate darjeeling 0.2.3...
[INFO] documenting darjeeling-0.2.3 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate darjeeling 0.2.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate darjeeling 0.2.3 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate darjeeling 0.2.3
[INFO] finished tweaking crates.io crate darjeeling 0.2.3
[INFO] tweaked toml for crates.io crate darjeeling 0.2.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27a2a319aa2bf44ba179df6c99307e736dd1236dc04757324d8a428ed7d7bc90
[INFO] running `Command { std: "docker" "start" "-a" "27a2a319aa2bf44ba179df6c99307e736dd1236dc04757324d8a428ed7d7bc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27a2a319aa2bf44ba179df6c99307e736dd1236dc04757324d8a428ed7d7bc90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a2a319aa2bf44ba179df6c99307e736dd1236dc04757324d8a428ed7d7bc90", kill_on_drop: false }`
[INFO] [stdout] 27a2a319aa2bf44ba179df6c99307e736dd1236dc04757324d8a428ed7d7bc90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9d37cdf783eb6356a9d49b515e592271ae05ff8e92adc1cdba950ab3a6d58ed
[INFO] running `Command { std: "docker" "start" "-a" "d9d37cdf783eb6356a9d49b515e592271ae05ff8e92adc1cdba950ab3a6d58ed", kill_on_drop: false }`
[INFO] [stderr] warning: darjeeling v0.2.3 (/opt/rustwide/workdir) ignoring invalid dependency `bacon` which is missing a lib target
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]     Checking serde v1.0.160
[INFO] [stderr]  Documenting darjeeling v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:314:54
[INFO] [stdout]     |
[INFO] [stdout] 314 |                 for next_layer in 0..self.node_array[(HIDDEN + 1 )].len() {
[INFO] [stdout]     |                                                      ^          ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 314 -                 for next_layer in 0..self.node_array[(HIDDEN + 1 )].len() {
[INFO] [stdout] 314 +                 for next_layer in 0..self.node_array[HIDDEN + 1].len() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:315:55
[INFO] [stdout]     |
[INFO] [stdout] 315 |                     let next_weight = self.node_array[(HIDDEN + 1)][next_layer].link_weights[hidden];
[INFO] [stdout]     |                                                       ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 315 -                     let next_weight = self.node_array[(HIDDEN + 1)][next_layer].link_weights[hidden];
[INFO] [stdout] 315 +                     let next_weight = self.node_array[HIDDEN + 1][next_layer].link_weights[hidden];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:316:37
[INFO] [stdout]     |
[INFO] [stdout] 316 |                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout]     |                                     ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 316 -                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout] 316 +                     self.node_array[HIDDEN + 1][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:316:95
[INFO] [stdout]     |
[INFO] [stdout] 316 |                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout]     |                                                                                               ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 316 -                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout] 316 +                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[HIDDEN + 1][next_layer].err_sig.is_none() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:321:45
[INFO] [stdout]     |
[INFO] [stdout] 321 | ...                   self.node_array[(HIDDEN + 1)][next_layer].err_sig
[INFO] [stdout]     |                                       ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 321 -                             self.node_array[(HIDDEN + 1)][next_layer].err_sig
[INFO] [stdout] 321 +                             self.node_array[HIDDEN + 1][next_layer].err_sig
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:325:136
[INFO] [stdout]     |
[INFO] [stdout] 325 | ...   self.node_array[HIDDEN][hidden].err_sig = Some(self.node_array[HIDDEN][hidden].err_sig.unwrap() + (self.node_array[(HIDDEN + 1)][ne...
[INFO] [stdout]     |                                                                                                                          ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 325 -                     self.node_array[HIDDEN][hidden].err_sig = Some(self.node_array[HIDDEN][hidden].err_sig.unwrap() + (self.node_array[(HIDDEN + 1)][next_layer].err_sig.unwrap() * next_weight));
[INFO] [stdout] 325 +                     self.node_array[HIDDEN][hidden].err_sig = Some(self.node_array[HIDDEN][hidden].err_sig.unwrap() + (self.node_array[HIDDEN + 1][next_layer].err_sig.unwrap() * next_weight));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:327:71
[INFO] [stdout]     |
[INFO] [stdout] 327 |                         println!("next err sig {:?}", self.node_array[(HIDDEN + 1)][next_layer].err_sig.unwrap());
[INFO] [stdout]     |                                                                       ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 327 -                         println!("next err sig {:?}", self.node_array[(HIDDEN + 1)][next_layer].err_sig.unwrap());
[INFO] [stdout] 327 +                         println!("next err sig {:?}", self.node_array[HIDDEN + 1][next_layer].err_sig.unwrap());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "d9d37cdf783eb6356a9d49b515e592271ae05ff8e92adc1cdba950ab3a6d58ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d37cdf783eb6356a9d49b515e592271ae05ff8e92adc1cdba950ab3a6d58ed", kill_on_drop: false }`
[INFO] [stdout] d9d37cdf783eb6356a9d49b515e592271ae05ff8e92adc1cdba950ab3a6d58ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ba31e6250f9692677ac5952b16e3f7bbf37b712e68ce0bb188aa26d4b3517f4
[INFO] running `Command { std: "docker" "start" "-a" "3ba31e6250f9692677ac5952b16e3f7bbf37b712e68ce0bb188aa26d4b3517f4", kill_on_drop: false }`
[INFO] [stderr] warning: darjeeling v0.2.3 (/opt/rustwide/workdir) ignoring invalid dependency `bacon` which is missing a lib target
[INFO] [stderr]  Documenting darjeeling v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:314:54
[INFO] [stdout]     |
[INFO] [stdout] 314 |                 for next_layer in 0..self.node_array[(HIDDEN + 1 )].len() {
[INFO] [stdout]     |                                                      ^          ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 314 -                 for next_layer in 0..self.node_array[(HIDDEN + 1 )].len() {
[INFO] [stdout] 314 +                 for next_layer in 0..self.node_array[HIDDEN + 1].len() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:315:55
[INFO] [stdout]     |
[INFO] [stdout] 315 |                     let next_weight = self.node_array[(HIDDEN + 1)][next_layer].link_weights[hidden];
[INFO] [stdout]     |                                                       ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 315 -                     let next_weight = self.node_array[(HIDDEN + 1)][next_layer].link_weights[hidden];
[INFO] [stdout] 315 +                     let next_weight = self.node_array[HIDDEN + 1][next_layer].link_weights[hidden];
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:316:37
[INFO] [stdout]     |
[INFO] [stdout] 316 |                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout]     |                                     ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 316 -                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout] 316 +                     self.node_array[HIDDEN + 1][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:316:95
[INFO] [stdout]     |
[INFO] [stdout] 316 |                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout]     |                                                                                               ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 316 -                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stdout] 316 +                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[HIDDEN + 1][next_layer].err_sig.is_none() {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:321:45
[INFO] [stdout]     |
[INFO] [stdout] 321 | ...                   self.node_array[(HIDDEN + 1)][next_layer].err_sig
[INFO] [stdout]     |                                       ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 321 -                             self.node_array[(HIDDEN + 1)][next_layer].err_sig
[INFO] [stdout] 321 +                             self.node_array[HIDDEN + 1][next_layer].err_sig
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:325:136
[INFO] [stdout]     |
[INFO] [stdout] 325 | ...   self.node_array[HIDDEN][hidden].err_sig = Some(self.node_array[HIDDEN][hidden].err_sig.unwrap() + (self.node_array[(HIDDEN + 1)][ne...
[INFO] [stdout]     |                                                                                                                          ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 325 -                     self.node_array[HIDDEN][hidden].err_sig = Some(self.node_array[HIDDEN][hidden].err_sig.unwrap() + (self.node_array[(HIDDEN + 1)][next_layer].err_sig.unwrap() * next_weight));
[INFO] [stdout] 325 +                     self.node_array[HIDDEN][hidden].err_sig = Some(self.node_array[HIDDEN][hidden].err_sig.unwrap() + (self.node_array[HIDDEN + 1][next_layer].err_sig.unwrap() * next_weight));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]    --> src/categorize.rs:327:71
[INFO] [stdout]     |
[INFO] [stdout] 327 |                         println!("next err sig {:?}", self.node_array[(HIDDEN + 1)][next_layer].err_sig.unwrap());
[INFO] [stdout]     |                                                                       ^          ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 327 -                         println!("next err sig {:?}", self.node_array[(HIDDEN + 1)][next_layer].err_sig.unwrap());
[INFO] [stdout] 327 +                         println!("next err sig {:?}", self.node_array[HIDDEN + 1][next_layer].err_sig.unwrap());
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "3ba31e6250f9692677ac5952b16e3f7bbf37b712e68ce0bb188aa26d4b3517f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ba31e6250f9692677ac5952b16e3f7bbf37b712e68ce0bb188aa26d4b3517f4", kill_on_drop: false }`
[INFO] [stdout] 3ba31e6250f9692677ac5952b16e3f7bbf37b712e68ce0bb188aa26d4b3517f4
