[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#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshelbyd%2Frust_neat" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/shelbyd/rust_neat on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31b9e309e62321699890b6f379846c8bb1c5a949d744bceb41244eb9b25a98fa [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" "31b9e309e62321699890b6f379846c8bb1c5a949d744bceb41244eb9b25a98fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31b9e309e62321699890b6f379846c8bb1c5a949d744bceb41244eb9b25a98fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31b9e309e62321699890b6f379846c8bb1c5a949d744bceb41244eb9b25a98fa", kill_on_drop: false }` [INFO] [stdout] 31b9e309e62321699890b6f379846c8bb1c5a949d744bceb41244eb9b25a98fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3849443faaefb613028978e7e1bafcd6e970cdcc13794ff188bccb8a5074244e [INFO] running `Command { std: "docker" "start" "-a" "3849443faaefb613028978e7e1bafcd6e970cdcc13794ff188bccb8a5074244e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking getrandom v0.1.15 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [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: 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, outputs: Vec, edges: Vec) -> 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 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.76s [INFO] running `Command { std: "docker" "inspect" "3849443faaefb613028978e7e1bafcd6e970cdcc13794ff188bccb8a5074244e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3849443faaefb613028978e7e1bafcd6e970cdcc13794ff188bccb8a5074244e", kill_on_drop: false }` [INFO] [stdout] 3849443faaefb613028978e7e1bafcd6e970cdcc13794ff188bccb8a5074244e