[INFO] cloning repository https://github.com/ThatCreeper/ai-kinda-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThatCreeper/ai-kinda-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatCreeper%2Fai-kinda-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatCreeper%2Fai-kinda-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 409b88ce893fa1d5c24250aa5a152b260a0d95b7
[INFO] checking ThatCreeper/ai-kinda-rust against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatCreeper%2Fai-kinda-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ThatCreeper/ai-kinda-rust
[INFO] finished tweaking git repo https://github.com/ThatCreeper/ai-kinda-rust
[INFO] tweaked toml for git repo https://github.com/ThatCreeper/ai-kinda-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ThatCreeper/ai-kinda-rust on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ThatCreeper/ai-kinda-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking ThatCreeper/ai-kinda-rust against 011c518242557d21690f7936b5812318dc2fec47 for pr-159877
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatCreeper%2Fai-kinda-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ThatCreeper/ai-kinda-rust
[INFO] finished tweaking git repo https://github.com/ThatCreeper/ai-kinda-rust
[INFO] tweaked toml for git repo https://github.com/ThatCreeper/ai-kinda-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ThatCreeper/ai-kinda-rust on toolchain 011c518242557d21690f7936b5812318dc2fec47
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ThatCreeper/ai-kinda-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:1fa6594d87c8fa7b311925a7a77a16f539833322d9dfba4ce891f211db2f90b1" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2b5a92b3fb36c37fe6a4dbfec2c260168a9e46bd429c5c5eec40cc3cf7e5ab47
[INFO] running `Command { std: "docker" "start" "2b5a92b3fb36c37fe6a4dbfec2c260168a9e46bd429c5c5eec40cc3cf7e5ab47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b5a92b3fb36c37fe6a4dbfec2c260168a9e46bd429c5c5eec40cc3cf7e5ab47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2b5a92b3fb36c37fe6a4dbfec2c260168a9e46bd429c5c5eec40cc3cf7e5ab47" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b5a92b3fb36c37fe6a4dbfec2c260168a9e46bd429c5c5eec40cc3cf7e5ab47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2b5a92b3fb36c37fe6a4dbfec2c260168a9e46bd429c5c5eec40cc3cf7e5ab47" "/opt/rustwide/cargo-home/bin/cargo" "+011c518242557d21690f7936b5812318dc2fec47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking ai-kinda-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Connection` is never constructed
[INFO] [stdout]  --> src/connection.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Connection {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Connection` is never constructed
[INFO] [stdout]  --> src/connection.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Connection {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layer` is never constructed
[INFO] [stdout]  --> src/layer.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Layer {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layer` is never constructed
[INFO] [stdout]  --> src/layer.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Layer {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]   --> src/layer.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn create() -> Layer {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]   --> src/layer.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn create() -> Layer {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Network` is never constructed
[INFO] [stdout]  --> src/network.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Network {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Network` is never constructed
[INFO] [stdout]  --> src/network.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Network {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]  --> src/network.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn create() -> Network {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]  --> src/network.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn create() -> Network {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_layer` is never used
[INFO] [stdout]   --> src/network.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Network {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 14 |     pub fn add_layer(&mut self, layer: layer::Layer) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_layer` is never used
[INFO] [stdout]   --> src/network.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Network {
[INFO] [stdout]    | ------------ method in this implementation
[INFO] [stdout] 14 |     pub fn add_layer(&mut self, layer: layer::Layer) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `NeuronIO` is never used
[INFO] [stdout]  --> src/neuron.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum NeuronIO {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `NeuronIO` is never used
[INFO] [stdout]  --> src/neuron.rs:1:10
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub enum NeuronIO {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Neuron` is never constructed
[INFO] [stdout]  --> src/neuron.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Neuron {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Neuron` is never constructed
[INFO] [stdout]  --> src/neuron.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Neuron {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `System` is never constructed
[INFO] [stdout]  --> src/system.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct System {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `System` is never constructed
[INFO] [stdout]  --> src/system.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct System {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]  --> src/system.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn create() -> System {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create` is never used
[INFO] [stdout]  --> src/system.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn create() -> System {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `create_network` and `create_layer` are never used
[INFO] [stdout]   --> src/system.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl System {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 15 |     pub fn create_network(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn create_layer(&mut self, net: usize) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `create_network` and `create_layer` are never used
[INFO] [stdout]   --> src/system.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl System {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 15 |     pub fn create_network(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 19 |     pub fn create_layer(&mut self, net: usize) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "2b5a92b3fb36c37fe6a4dbfec2c260168a9e46bd429c5c5eec40cc3cf7e5ab47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b5a92b3fb36c37fe6a4dbfec2c260168a9e46bd429c5c5eec40cc3cf7e5ab47", kill_on_drop: false }`
[INFO] [stdout] 2b5a92b3fb36c37fe6a4dbfec2c260168a9e46bd429c5c5eec40cc3cf7e5ab47
