[INFO] cloning repository https://github.com/shelbyd/rust_neat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shelbyd/rust_neat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Frust_neat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Frust_neat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ad6857b229d26103cba1e600c77d0570c498d40
[INFO] checking shelbyd/rust_neat against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Frust_neat" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shelbyd/rust_neat on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shelbyd/rust_neat
[INFO] finished tweaking git repo https://github.com/shelbyd/rust_neat
[INFO] tweaked toml for git repo https://github.com/shelbyd/rust_neat written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/shelbyd/rust_neat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8c438ffeba29f26b0950c68bd30fd1b4c379b114c884507e510a78a59939ae0
[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" "b8c438ffeba29f26b0950c68bd30fd1b4c379b114c884507e510a78a59939ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8c438ffeba29f26b0950c68bd30fd1b4c379b114c884507e510a78a59939ae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c438ffeba29f26b0950c68bd30fd1b4c379b114c884507e510a78a59939ae0", kill_on_drop: false }`
[INFO] [stdout] b8c438ffeba29f26b0950c68bd30fd1b4c379b114c884507e510a78a59939ae0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 474c0317408615fc6a00d06d9a026a489aa4578581a79f92ca0b3f7fc2dd99f3
[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" "474c0317408615fc6a00d06d9a026a489aa4578581a79f92ca0b3f7fc2dd99f3", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.8
[INFO] [stderr]     Checking rand v0.3.14
[INFO] [stderr]     Checking neat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `innovation_number`
[INFO] [stdout]   --> src/network/genome.rs:50:64
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new(in_index: usize, out_index: usize, weight: f64, innovation_number: usize) -> Gene {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_innovation_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `disabled`
[INFO] [stdout]   --> src/network/genome.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 59 |     fn disabled(&self) -> Gene {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/network/mod.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(sensors: Vec<Node>, outputs: Vec<Node>, edges: Vec<Edge>) -> Network {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `random`
[INFO] [stdout]   --> src/network/mod.rs:98:8
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn random() -> Node {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `nodes`
[INFO] [stdout]    --> src/network/mod.rs:124:4
[INFO] [stdout]     |
[INFO] [stdout] 124 | fn nodes(count: usize) -> Vec<Node> {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `innovation_number`
[INFO] [stdout]   --> src/network/genome.rs:50:64
[INFO] [stdout]    |
[INFO] [stdout] 50 |     pub fn new(in_index: usize, out_index: usize, weight: f64, innovation_number: usize) -> Gene {
[INFO] [stdout]    |                                                                ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_innovation_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "474c0317408615fc6a00d06d9a026a489aa4578581a79f92ca0b3f7fc2dd99f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474c0317408615fc6a00d06d9a026a489aa4578581a79f92ca0b3f7fc2dd99f3", kill_on_drop: false }`
[INFO] [stdout] 474c0317408615fc6a00d06d9a026a489aa4578581a79f92ca0b3f7fc2dd99f3