[INFO] cloning repository https://github.com/SuperInstance/ternary-classifier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SuperInstance/ternary-classifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperInstance%2Fternary-classifier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperInstance%2Fternary-classifier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aae42daf79a0a50a0acc73609b83bd35f7ef5039
[INFO] checking SuperInstance/ternary-classifier against 65b20a97de33e9e59992793a144aef2950c48c76 for pr-154715
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSuperInstance%2Fternary-classifier" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/SuperInstance/ternary-classifier
[INFO] finished tweaking git repo https://github.com/SuperInstance/ternary-classifier
[INFO] tweaked toml for git repo https://github.com/SuperInstance/ternary-classifier written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/SuperInstance/ternary-classifier on toolchain 65b20a97de33e9e59992793a144aef2950c48c76
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/SuperInstance/ternary-classifier 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" "+65b20a97de33e9e59992793a144aef2950c48c76" "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-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 276b1c830bce20812f26a6703bae7f83f27f2ad8b2a9971b4083751ad5e28b02
[INFO] running `Command { std: "docker" "start" "276b1c830bce20812f26a6703bae7f83f27f2ad8b2a9971b4083751ad5e28b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "276b1c830bce20812f26a6703bae7f83f27f2ad8b2a9971b4083751ad5e28b02", 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" "276b1c830bce20812f26a6703bae7f83f27f2ad8b2a9971b4083751ad5e28b02" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "276b1c830bce20812f26a6703bae7f83f27f2ad8b2a9971b4083751ad5e28b02", 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" "276b1c830bce20812f26a6703bae7f83f27f2ad8b2a9971b4083751ad5e28b02" "/opt/rustwide/cargo-home/bin/cargo" "+65b20a97de33e9e59992793a144aef2950c48c76" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking ternary-classifier v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `centroids`
[INFO] [stdout]    --> src/kmeans.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let centroids = self.centroids.as_ref().ok_or("Must call fit() first")?;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_centroids`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `classifier`
[INFO] [stdout]   --> src/decision_boundary.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     classifier: &SpeciesClassifier,
[INFO] [stdout]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_classifier`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `compute_boundaries` is never used
[INFO] [stdout]   --> src/decision_boundary.rs:46:8
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub fn compute_boundaries(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mean_features` is never used
[INFO] [stdout]    --> src/decision_boundary.rs:121:4
[INFO] [stdout]     |
[INFO] [stdout] 121 | fn mean_features(profiles: &[&BehaviorProfile], dim: usize) -> Vec<f64> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `centroids`
[INFO] [stdout]    --> src/kmeans.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |         let centroids = self.centroids.as_ref().ok_or("Must call fit() first")?;
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_centroids`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `classifier`
[INFO] [stdout]   --> src/decision_boundary.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     classifier: &SpeciesClassifier,
[INFO] [stdout]    |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_classifier`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "276b1c830bce20812f26a6703bae7f83f27f2ad8b2a9971b4083751ad5e28b02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276b1c830bce20812f26a6703bae7f83f27f2ad8b2a9971b4083751ad5e28b02", kill_on_drop: false }`
[INFO] [stdout] 276b1c830bce20812f26a6703bae7f83f27f2ad8b2a9971b4083751ad5e28b02
