[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 beta-2020-07-24 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThatCreeper%2Fai-kinda-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ThatCreeper/ai-kinda-rust on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ThatCreeper/ai-kinda-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 922fba78d4e6d06bd0849478edf9501dba219c43ff85dcf98ceafd676f215b82
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "922fba78d4e6d06bd0849478edf9501dba219c43ff85dcf98ceafd676f215b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "922fba78d4e6d06bd0849478edf9501dba219c43ff85dcf98ceafd676f215b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "922fba78d4e6d06bd0849478edf9501dba219c43ff85dcf98ceafd676f215b82", kill_on_drop: false }`
[INFO] [stdout] 922fba78d4e6d06bd0849478edf9501dba219c43ff85dcf98ceafd676f215b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49a8974ba4537acd69ee8211d16c11b7395e8858534820e2450a7a5a8c8fb018
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "49a8974ba4537acd69ee8211d16c11b7395e8858534820e2450a7a5a8c8fb018", kill_on_drop: false }`
[INFO] [stderr]     Checking ai-kinda-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `Connection`
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Layer`
[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 is never used: `create`
[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 is never constructed: `Network`
[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 is never used: `create`
[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: associated function is never used: `add_layer`
[INFO] [stdout]   --> src/network.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn add_layer(&mut self, layer: layer::Layer) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `NeuronIO`
[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 is never constructed: `Neuron`
[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 is never constructed: `System`
[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 is never used: `create`
[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: associated function is never used: `create_network`
[INFO] [stdout]   --> src/system.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn create_network(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_layer`
[INFO] [stdout]   --> src/system.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn create_layer(&mut self, net: usize) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Connection`
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Layer`
[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 is never used: `create`
[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 is never constructed: `Network`
[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 is never used: `create`
[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: associated function is never used: `add_layer`
[INFO] [stdout]   --> src/network.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn add_layer(&mut self, layer: layer::Layer) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `NeuronIO`
[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 is never constructed: `Neuron`
[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 is never constructed: `System`
[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 is never used: `create`
[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: associated function is never used: `create_network`
[INFO] [stdout]   --> src/system.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn create_network(&mut self) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `create_layer`
[INFO] [stdout]   --> src/system.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn create_layer(&mut self, net: usize) -> usize {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "49a8974ba4537acd69ee8211d16c11b7395e8858534820e2450a7a5a8c8fb018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49a8974ba4537acd69ee8211d16c11b7395e8858534820e2450a7a5a8c8fb018", kill_on_drop: false }`
[INFO] [stdout] 49a8974ba4537acd69ee8211d16c11b7395e8858534820e2450a7a5a8c8fb018
