[INFO] cloning repository https://github.com/antonin-lfv/rust_first_steps
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antonin-lfv/rust_first_steps" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantonin-lfv%2Frust_first_steps", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantonin-lfv%2Frust_first_steps'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea236dfde3ca8c89aafae9772911c3073e638ce9
[INFO] checking antonin-lfv/rust_first_steps against try#ce3348c21531b911ca5aadbbbe7ad63a1bc4c382 for pr-149596
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantonin-lfv%2Frust_first_steps" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/antonin-lfv/rust_first_steps
[INFO] finished tweaking git repo https://github.com/antonin-lfv/rust_first_steps
[INFO] tweaked toml for git repo https://github.com/antonin-lfv/rust_first_steps written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/antonin-lfv/rust_first_steps on toolchain ce3348c21531b911ca5aadbbbe7ad63a1bc4c382
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ce3348c21531b911ca5aadbbbe7ad63a1bc4c382" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/antonin-lfv/rust_first_steps 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" "+ce3348c21531b911ca5aadbbbe7ad63a1bc4c382" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] warning: unused imports: `Plot` and `Scatter`
[INFO] [stdout]  --> src/bin/kmeans.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use plotly::{Plot, Scatter};
[INFO] [stdout]   |              ^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `plotly::common::Mode`
[INFO] [stdout]  --> src/bin/kmeans.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use plotly::common::Mode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Plot` and `Scatter`
[INFO] [stdout]  --> src/bin/kmeans.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use plotly::{Plot, Scatter};
[INFO] [stdout]   |              ^^^^  ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `plotly::common::Mode`
[INFO] [stdout]  --> src/bin/kmeans.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use plotly::common::Mode;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/bin/kmeans.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let y = encode_labels(&labels);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/bin/kmeans.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let y = encode_labels(&labels);
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 06s
[INFO] running `Command { std: "docker" "inspect" "ff4914cabccee3d1a561ee171851c4104d06181d942b52068ea55b38c7ff6b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff4914cabccee3d1a561ee171851c4104d06181d942b52068ea55b38c7ff6b5f", kill_on_drop: false }`
[INFO] [stdout] ff4914cabccee3d1a561ee171851c4104d06181d942b52068ea55b38c7ff6b5f
