[INFO] fetching crate darjeeling 0.2.3...
[INFO] testing darjeeling-0.2.3 against 1.69.0 for beta-1.70-1
[INFO] extracting crate darjeeling 0.2.3 into /workspace/builds/worker-5-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-5-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-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 73a342560eac8ecee3ce1ac71c140a84c51b0ffd03f8bb5a47d63ed0d9ec027b
[INFO] running `Command { std: "docker" "start" "-a" "73a342560eac8ecee3ce1ac71c140a84c51b0ffd03f8bb5a47d63ed0d9ec027b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73a342560eac8ecee3ce1ac71c140a84c51b0ffd03f8bb5a47d63ed0d9ec027b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a342560eac8ecee3ce1ac71c140a84c51b0ffd03f8bb5a47d63ed0d9ec027b", kill_on_drop: false }`
[INFO] [stdout] 73a342560eac8ecee3ce1ac71c140a84c51b0ffd03f8bb5a47d63ed0d9ec027b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 926be715b53244fa19a783eff310333e52c06764d32067085294012940a72754
[INFO] running `Command { std: "docker" "start" "-a" "926be715b53244fa19a783eff310333e52c06764d32067085294012940a72754", 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 autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling ryu v1.0.13
[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 itoa v1.0.6
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling num-complex v0.4.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling 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 10.44s
[INFO] running `Command { std: "docker" "inspect" "926be715b53244fa19a783eff310333e52c06764d32067085294012940a72754", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "926be715b53244fa19a783eff310333e52c06764d32067085294012940a72754", kill_on_drop: false }`
[INFO] [stdout] 926be715b53244fa19a783eff310333e52c06764d32067085294012940a72754
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fe132a27a88f10d7ad7fe68b9bb78e01f3624292fbbc5c5a460b0a710431099
[INFO] running `Command { std: "docker" "start" "-a" "3fe132a27a88f10d7ad7fe68b9bb78e01f3624292fbbc5c5a460b0a710431099", 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] [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]    Compiling 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 test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "3fe132a27a88f10d7ad7fe68b9bb78e01f3624292fbbc5c5a460b0a710431099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fe132a27a88f10d7ad7fe68b9bb78e01f3624292fbbc5c5a460b0a710431099", kill_on_drop: false }`
[INFO] [stdout] 3fe132a27a88f10d7ad7fe68b9bb78e01f3624292fbbc5c5a460b0a710431099
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1423f5db3d94aea04cf185f84d2fdc01ce9622e34dcdfe39a089c5f96b0d8367
[INFO] running `Command { std: "docker" "start" "-a" "1423f5db3d94aea04cf185f84d2fdc01ce9622e34dcdfe39a089c5f96b0d8367", 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] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/categorize.rs:314:54
[INFO] [stderr]     |
[INFO] [stderr] 314 |                 for next_layer in 0..self.node_array[(HIDDEN + 1 )].len() {
[INFO] [stderr]     |                                                      ^          ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 314 -                 for next_layer in 0..self.node_array[(HIDDEN + 1 )].len() {
[INFO] [stderr] 314 +                 for next_layer in 0..self.node_array[HIDDEN + 1].len() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/categorize.rs:315:55
[INFO] [stderr]     |
[INFO] [stderr] 315 |                     let next_weight = self.node_array[(HIDDEN + 1)][next_layer].link_weights[hidden];
[INFO] [stderr]     |                                                       ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 315 -                     let next_weight = self.node_array[(HIDDEN + 1)][next_layer].link_weights[hidden];
[INFO] [stderr] 315 +                     let next_weight = self.node_array[HIDDEN + 1][next_layer].link_weights[hidden];
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/categorize.rs:316:37
[INFO] [stderr]     |
[INFO] [stderr] 316 |                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stderr]     |                                     ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 316 -                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stderr] 316 +                     self.node_array[HIDDEN + 1][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/categorize.rs:316:95
[INFO] [stderr]     |
[INFO] [stderr] 316 |                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stderr]     |                                                                                               ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 316 -                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[(HIDDEN + 1)][next_layer].err_sig.is_none() {
[INFO] [stderr] 316 +                     self.node_array[(HIDDEN + 1)][next_layer].err_sig = match self.node_array[HIDDEN + 1][next_layer].err_sig.is_none() {
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/categorize.rs:321:45
[INFO] [stderr]     |
[INFO] [stderr] 321 | ...                   self.node_array[(HIDDEN + 1)][next_layer].err_sig
[INFO] [stderr]     |                                       ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 321 -                             self.node_array[(HIDDEN + 1)][next_layer].err_sig
[INFO] [stderr] 321 +                             self.node_array[HIDDEN + 1][next_layer].err_sig
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/categorize.rs:325:136
[INFO] [stderr]     |
[INFO] [stderr] 325 | ...   self.node_array[HIDDEN][hidden].err_sig = Some(self.node_array[HIDDEN][hidden].err_sig.unwrap() + (self.node_array[(HIDDEN + 1)][ne...
[INFO] [stderr]     |                                                                                                                          ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 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] [stderr] 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] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around index expression
[INFO] [stderr]    --> src/categorize.rs:327:71
[INFO] [stderr]     |
[INFO] [stderr] 327 |                         println!("next err sig {:?}", self.node_array[(HIDDEN + 1)][next_layer].err_sig.unwrap());
[INFO] [stderr]     |                                                                       ^          ^
[INFO] [stderr]     |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 327 -                         println!("next err sig {:?}", self.node_array[(HIDDEN + 1)][next_layer].err_sig.unwrap());
[INFO] [stderr] 327 +                         println!("next err sig {:?}", self.node_array[HIDDEN + 1][next_layer].err_sig.unwrap());
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `darjeeling` (lib) generated 7 warnings (run `cargo fix --lib -p darjeeling` to apply 7 suggestions)
[INFO] [stderr] warning: `darjeeling` (lib test) generated 7 warnings (7 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/darjeeling-d9c4e9026900b2f9)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::dataframe_add_sub ... ok
[INFO] [stdout] test tests::series_add_sub ... ok
[INFO] [stdout] test tests::train_test_digits ... FAILED
[INFO] [stdout] test tests::train_test_xor ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::train_test_digits stdout ----
[INFO] [stdout] thread 'tests::train_test_digits' panicked at 'Panic opening the file: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/tests.rs:90:23
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c30c70f8ba - std::backtrace_rs::backtrace::libunwind::trace::ha9053a9a07ca49cb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55c30c70f8ba - std::backtrace_rs::backtrace::trace_unsynchronized::h9c2852a457ad564e
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55c30c70f8ba - std::sys_common::backtrace::_print_fmt::h457936fbfaa0070f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x55c30c70f8ba - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5779d7bf7f70cb0c
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55c30c7349ae - core::fmt::write::h5a4baaff1bcd3eb5
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:1232:17
[INFO] [stdout]    5:     0x55c30c70cd35 - std::io::Write::write_fmt::h478f79c628ef31d1
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/io/mod.rs:1684:15
[INFO] [stdout]    6:     0x55c30c70f685 - std::sys_common::backtrace::_print::h5fcdc36060f177e8
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x55c30c70f685 - std::sys_common::backtrace::print::h54ca9458b876c8bf
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x55c30c71144f - std::panicking::default_hook::{{closure}}::hbe471161c7664ed6
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:271:22
[INFO] [stdout]    9:     0x55c30c71110f - std::panicking::default_hook::ha3500da57aa4ac4f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:287:9
[INFO] [stdout]   10:     0x55c30c6a72a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdf1b89dd137ece34
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:2001:9
[INFO] [stdout]   11:     0x55c30c6a72a7 - test::test_main::{{closure}}::h9081a79f20e75698
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:135:21
[INFO] [stdout]   12:     0x55c30c711b7d - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6507bddc3eebb4a5
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:2001:9
[INFO] [stdout]   13:     0x55c30c711b7d - std::panicking::rust_panic_with_hook::h50c09d000dc561d2
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:696:13
[INFO] [stdout]   14:     0x55c30c7118f9 - std::panicking::begin_panic_handler::{{closure}}::h9e2b2176e00e0d9c
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:583:13
[INFO] [stdout]   15:     0x55c30c70fd26 - std::sys_common::backtrace::__rust_end_short_backtrace::h5739b8e512c09d02
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x55c30c711602 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:579:5
[INFO] [stdout]   17:     0x55c30c62ffc3 - core::panicking::panic_fmt::hf33a1475b4dc5c3e
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panicking.rs:64:14
[INFO] [stdout]   18:     0x55c30c65cccd - darjeeling::tests::digits_file::hb9776406e4d04496
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:90:23
[INFO] [stdout]   19:     0x55c30c65dece - darjeeling::tests::train_test_digits::hf8faf9666f44b4ec
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:67:16
[INFO] [stdout]   20:     0x55c30c65dd77 - darjeeling::tests::train_test_digits::{{closure}}::hd86e8a523060f9eb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:64:24
[INFO] [stdout]   21:     0x55c30c63dd95 - core::ops::function::FnOnce::call_once::h725fada9c323bc7a
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x55c30c6ac68f - core::ops::function::FnOnce::call_once::h7d969581be7d0075
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55c30c6ac68f - test::__rust_begin_short_backtrace::hca25a52684e56655
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:656:18
[INFO] [stdout]   24:     0x55c30c67dcac - test::run_test::{{closure}}::ha8ac744c4af1a4bb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:647:30
[INFO] [stdout]   25:     0x55c30c67dcac - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7b411a9ed45bdecf
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55c30c6ab656 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd05328869a8ed200
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   27:     0x55c30c6ab656 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0c601ce20bd5b2be
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   28:     0x55c30c6ab656 - std::panicking::try::do_call::ha4be5c164fe30854
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stdout]   29:     0x55c30c6ab656 - std::panicking::try::h604546f3609af05f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stdout]   30:     0x55c30c6ab656 - std::panic::catch_unwind::h5bfa8afe44c9c2f9
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stdout]   31:     0x55c30c6ab656 - test::run_test_in_process::hd50dee55dd63e6aa
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:679:27
[INFO] [stdout]   32:     0x55c30c6ab656 - test::run_test::run_test_inner::{{closure}}::h4aa0f433aa85cea8
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:573:39
[INFO] [stdout]   33:     0x55c30c678321 - test::run_test::run_test_inner::{{closure}}::had56431adf24b4d6
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:600:37
[INFO] [stdout]   34:     0x55c30c678321 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha8d9890e0c73bf13
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   35:     0x55c30c67dd3b - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h251832bcb4a95327
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/thread/mod.rs:560:17
[INFO] [stdout]   36:     0x55c30c67dd3b - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8fdff598fa414831
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   37:     0x55c30c67dd3b - std::panicking::try::do_call::h455dd2f7764a950f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stdout]   38:     0x55c30c67dd3b - std::panicking::try::had6f23b7b73ae72a
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stdout]   39:     0x55c30c67dd3b - std::panic::catch_unwind::ha6a5ca3915b4dad0
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stdout]   40:     0x55c30c67dd3b - std::thread::Builder::spawn_unchecked_::{{closure}}::h883b72ef75da6231
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   41:     0x55c30c67dd3b - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb7dff73dc8bd2ccb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55c30c715f13 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h39990b24eedef2ab
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   43:     0x55c30c715f13 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h01a027258444143b
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   44:     0x55c30c715f13 - std::sys::unix::thread::Thread::new::thread_start::ha4f1cdd9c25884ba
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f8d26205b43 - <unknown>
[INFO] [stdout]   46:     0x7f8d26296bb4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::train_test_xor stdout ----
[INFO] [stdout] thread 'tests::train_test_xor' panicked at 'Panic opening the file: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/tests.rs:33:23
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x55c30c70f8ba - std::backtrace_rs::backtrace::libunwind::trace::ha9053a9a07ca49cb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stdout]    1:     0x55c30c70f8ba - std::backtrace_rs::backtrace::trace_unsynchronized::h9c2852a457ad564e
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x55c30c70f8ba - std::sys_common::backtrace::_print_fmt::h457936fbfaa0070f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stdout]    3:     0x55c30c70f8ba - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h5779d7bf7f70cb0c
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x55c30c7349ae - core::fmt::write::h5a4baaff1bcd3eb5
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/fmt/mod.rs:1232:17
[INFO] [stdout]    5:     0x55c30c70cd35 - std::io::Write::write_fmt::h478f79c628ef31d1
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/io/mod.rs:1684:15
[INFO] [stdout]    6:     0x55c30c70f685 - std::sys_common::backtrace::_print::h5fcdc36060f177e8
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    7:     0x55c30c70f685 - std::sys_common::backtrace::print::h54ca9458b876c8bf
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    8:     0x55c30c71144f - std::panicking::default_hook::{{closure}}::hbe471161c7664ed6
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:271:22
[INFO] [stdout]    9:     0x55c30c71110f - std::panicking::default_hook::ha3500da57aa4ac4f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:287:9
[INFO] [stdout]   10:     0x55c30c6a72a7 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdf1b89dd137ece34
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:2001:9
[INFO] [stdout]   11:     0x55c30c6a72a7 - test::test_main::{{closure}}::h9081a79f20e75698
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:135:21
[INFO] [stdout]   12:     0x55c30c711b7d - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6507bddc3eebb4a5
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:2001:9
[INFO] [stdout]   13:     0x55c30c711b7d - std::panicking::rust_panic_with_hook::h50c09d000dc561d2
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:696:13
[INFO] [stdout]   14:     0x55c30c7118f9 - std::panicking::begin_panic_handler::{{closure}}::h9e2b2176e00e0d9c
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:583:13
[INFO] [stdout]   15:     0x55c30c70fd26 - std::sys_common::backtrace::__rust_end_short_backtrace::h5739b8e512c09d02
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:150:18
[INFO] [stdout]   16:     0x55c30c711602 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:579:5
[INFO] [stdout]   17:     0x55c30c62ffc3 - core::panicking::panic_fmt::hf33a1475b4dc5c3e
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panicking.rs:64:14
[INFO] [stdout]   18:     0x55c30c65c05d - darjeeling::tests::xor_file::hf1e2446a0722ab3a
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:33:23
[INFO] [stdout]   19:     0x55c30c65db66 - darjeeling::tests::train_test_xor::h9a49bf3b0f38ebdc
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:9:16
[INFO] [stdout]   20:     0x55c30c65dab7 - darjeeling::tests::train_test_xor::{{closure}}::h201293ab8209f9ef
[INFO] [stdout]                                at /opt/rustwide/workdir/src/tests.rs:6:21
[INFO] [stdout]   21:     0x55c30c63df15 - core::ops::function::FnOnce::call_once::hfc3b18405ffa1cf1
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   22:     0x55c30c6ac68f - core::ops::function::FnOnce::call_once::h7d969581be7d0075
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x55c30c6ac68f - test::__rust_begin_short_backtrace::hca25a52684e56655
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:656:18
[INFO] [stdout]   24:     0x55c30c67dcac - test::run_test::{{closure}}::ha8ac744c4af1a4bb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:647:30
[INFO] [stdout]   25:     0x55c30c67dcac - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7b411a9ed45bdecf
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x55c30c6ab656 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hd05328869a8ed200
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   27:     0x55c30c6ab656 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h0c601ce20bd5b2be
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   28:     0x55c30c6ab656 - std::panicking::try::do_call::ha4be5c164fe30854
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stdout]   29:     0x55c30c6ab656 - std::panicking::try::h604546f3609af05f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stdout]   30:     0x55c30c6ab656 - std::panic::catch_unwind::h5bfa8afe44c9c2f9
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stdout]   31:     0x55c30c6ab656 - test::run_test_in_process::hd50dee55dd63e6aa
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:679:27
[INFO] [stdout]   32:     0x55c30c6ab656 - test::run_test::run_test_inner::{{closure}}::h4aa0f433aa85cea8
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:573:39
[INFO] [stdout]   33:     0x55c30c678321 - test::run_test::run_test_inner::{{closure}}::had56431adf24b4d6
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/test/src/lib.rs:600:37
[INFO] [stdout]   34:     0x55c30c678321 - std::sys_common::backtrace::__rust_begin_short_backtrace::ha8d9890e0c73bf13
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys_common/backtrace.rs:134:18
[INFO] [stdout]   35:     0x55c30c67dd3b - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h251832bcb4a95327
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/thread/mod.rs:560:17
[INFO] [stdout]   36:     0x55c30c67dd3b - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h8fdff598fa414831
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/panic/unwind_safe.rs:271:9
[INFO] [stdout]   37:     0x55c30c67dd3b - std::panicking::try::do_call::h455dd2f7764a950f
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:487:40
[INFO] [stdout]   38:     0x55c30c67dd3b - std::panicking::try::had6f23b7b73ae72a
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panicking.rs:451:19
[INFO] [stdout]   39:     0x55c30c67dd3b - std::panic::catch_unwind::ha6a5ca3915b4dad0
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/panic.rs:140:14
[INFO] [stdout]   40:     0x55c30c67dd3b - std::thread::Builder::spawn_unchecked_::{{closure}}::h883b72ef75da6231
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   41:     0x55c30c67dd3b - core::ops::function::FnOnce::call_once{{vtable.shim}}::hb7dff73dc8bd2ccb
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x55c30c715f13 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h39990b24eedef2ab
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   43:     0x55c30c715f13 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h01a027258444143b
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/alloc/src/boxed.rs:1987:9
[INFO] [stdout]   44:     0x55c30c715f13 - std::sys::unix::thread::Thread::new::thread_start::ha4f1cdd9c25884ba
[INFO] [stdout]                                at /rustc/84c898d65adf2f39a5a98507f1fe0ce10a2b8dbc/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   45:     0x7f8d26205b43 - <unknown>
[INFO] [stdout]   46:     0x7f8d26296bb4 - __clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::train_test_digits
[INFO] [stdout]     tests::train_test_xor
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "1423f5db3d94aea04cf185f84d2fdc01ce9622e34dcdfe39a089c5f96b0d8367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1423f5db3d94aea04cf185f84d2fdc01ce9622e34dcdfe39a089c5f96b0d8367", kill_on_drop: false }`
[INFO] [stdout] 1423f5db3d94aea04cf185f84d2fdc01ce9622e34dcdfe39a089c5f96b0d8367
