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[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hummer-team/fast-insight-engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhummer-team%2Ffast-insight-engine", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8e95751b879b80c51cadb159892eb8aaa5a73c7
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[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhummer-team%2Ffast-insight-engine" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
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[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hummer-team/fast-insight-engine
[INFO] finished tweaking git repo https://github.com/hummer-team/fast-insight-engine
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8e819ff5434466e9a823e03871a1775ac7d84ddf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hummer-team/fast-insight-engine already has a lockfile, it will not be regenerated
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[INFO] [stdout] warning: unused import: `run_linear_regression`
[INFO] [stdout]   --> src/lib.rs:24:55
[INFO] [stdout]    |
[INFO] [stdout] 24 |     PredictionMode, run_isolation_forest, run_kmeans, run_linear_regression,
[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: `run_linear_regression`
[INFO] [stdout]   --> src/lib.rs:24:55
[INFO] [stdout]    |
[INFO] [stdout] 24 |     PredictionMode, run_isolation_forest, run_kmeans, run_linear_regression,
[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 variable: `options`
[INFO] [stdout]    --> src/file_convert/excel_loader.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         options: &ExcelLoadOptions,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `options`
[INFO] [stdout]    --> src/file_convert/excel_loader.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 112 |         options: &ExcelLoadOptions,
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_options`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PARQUET_MAGIC` is never used
[INFO] [stdout]   --> src/file_convert/parquet_writer.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const PARQUET_MAGIC: &[u8; 4] = b"PAR1";
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `row_groups` is never read
[INFO] [stdout]   --> src/file_convert/parquet_writer.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct ParquetBuilder {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     row_groups: Vec<Vec<u8>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PARQUET_MAGIC` is never used
[INFO] [stdout]   --> src/file_convert/parquet_writer.rs:17:7
[INFO] [stdout]    |
[INFO] [stdout] 17 | const PARQUET_MAGIC: &[u8; 4] = b"PAR1";
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `row_groups` is never read
[INFO] [stdout]   --> src/file_convert/parquet_writer.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct ParquetBuilder {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     row_groups: Vec<Vec<u8>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 27s
[INFO] running `Command { std: "docker" "inspect" "87e030e09f0438e650ac8bbe365077a8a92493f88a9a4ce327cd558349f16d08", kill_on_drop: false }`
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[INFO] [stdout] 87e030e09f0438e650ac8bbe365077a8a92493f88a9a4ce327cd558349f16d08
