[INFO] cloning repository https://github.com/rhys-sharpe/Co-OccurrenceParser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rhys-sharpe/Co-OccurrenceParser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhys-sharpe%2FCo-OccurrenceParser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhys-sharpe%2FCo-OccurrenceParser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5445a6a1fcda5e0215f269ba48546826cdf2b802
[INFO] checking rhys-sharpe/Co-OccurrenceParser/5445a6a1fcda5e0215f269ba48546826cdf2b802 against try#ce3348c21531b911ca5aadbbbe7ad63a1bc4c382 for pr-149596
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhys-sharpe%2FCo-OccurrenceParser" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rhys-sharpe/Co-OccurrenceParser
[INFO] finished tweaking git repo https://github.com/rhys-sharpe/Co-OccurrenceParser
[INFO] tweaked toml for git repo https://github.com/rhys-sharpe/Co-OccurrenceParser written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rhys-sharpe/Co-OccurrenceParser 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/rhys-sharpe/Co-OccurrenceParser 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 }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+ce3348c21531b911ca5aadbbbe7ad63a1bc4c382" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b32d607dcab213233e8189f5b5944ef30f5e1a47ed7c5761e71e742b187a2b00
[INFO] running `Command { std: "docker" "start" "-a" "b32d607dcab213233e8189f5b5944ef30f5e1a47ed7c5761e71e742b187a2b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b32d607dcab213233e8189f5b5944ef30f5e1a47ed7c5761e71e742b187a2b00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b32d607dcab213233e8189f5b5944ef30f5e1a47ed7c5761e71e742b187a2b00", kill_on_drop: false }`
[INFO] [stdout] b32d607dcab213233e8189f5b5944ef30f5e1a47ed7c5761e71e742b187a2b00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+ce3348c21531b911ca5aadbbbe7ad63a1bc4c382" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af49a3f7a823206c197bfb605db8bcbd87c662676b97c871d163b7f1d0ffc6e9
[INFO] running `Command { std: "docker" "start" "-a" "af49a3f7a823206c197bfb605db8bcbd87c662676b97c871d163b7f1d0ffc6e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling cc v1.2.45
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking aho-corasick v1.1.4
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[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling polars-utils v0.52.0
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]    Compiling polars-schema v0.52.0
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[INFO] [stderr]    Compiling polars-arrow v0.52.0
[INFO] [stderr]    Compiling polars-compute v0.52.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]    Compiling object v0.32.2
[INFO] [stderr]    Compiling polars-core v0.52.0
[INFO] [stderr]     Checking planus v1.1.1
[INFO] [stderr]    Compiling polars-ops v0.52.0
[INFO] [stderr]     Checking regex-automata v0.4.13
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[INFO] [stderr]    Compiling stacker v0.1.22
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]     Checking home v0.5.12
[INFO] [stderr]     Checking xml v1.0.1
[INFO] [stderr]     Checking crossterm v0.29.0
[INFO] [stderr]     Checking comfy-table v7.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking bytemuck v1.24.0
[INFO] [stderr]    Compiling ar_archive_writer v0.2.0
[INFO] [stderr]    Compiling psm v0.1.28
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking polars-arrow-format v0.2.1
[INFO] [stderr]     Checking hashbrown v0.16.0
[INFO] [stderr]     Checking compact_str v0.9.0
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking polars-error v0.52.0
[INFO] [stderr]     Checking polars-dtype v0.52.0
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[INFO] [stderr]     Checking VTI-93 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp::PartialEq`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::PartialEq;
[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: `empty`
[INFO] [stdout]  --> src/main.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{empty, BufReader, BufWriter, Error};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::prelude::AnyValue`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use polars::prelude::AnyValue;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/polars_experiments.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_source`
[INFO] [stdout]   --> src/main.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn read_xml(data_source: DataSource, read_source: ReadSource) -> Result<Series, std::io::Error> {
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_source`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `namespace`
[INFO] [stdout]   --> src/main.rs:47:59
[INFO] [stdout]    |
[INFO] [stdout] 47 |             Ok(XmlEvent::StartElement { name, attributes, namespace} ) => {
[INFO] [stdout]    |                                                           ^^^^^^^^^ help: try ignoring the field: `namespace: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:164:75
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn create_co_oc_matrix(wordvec: &Series, wordmap: HashMap<String, usize>, mut empty_words: Vec<i32>) -> Result<(DataFrame, Vec<i32>...
[INFO] [stdout]     |                                                                           ----^^^^^^^^^^^
[INFO] [stdout]     |                                                                           |
[INFO] [stdout]     |                                                                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let mut df = DataFrame::new(columns)?;
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut counter = 0;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wordvec`
[INFO] [stdout]    --> src/main.rs:164:24
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn create_co_oc_matrix(wordvec: &Series, wordmap: HashMap<String, usize>, mut empty_words: Vec<i32>) -> Result<(DataFrame, Vec<i32>...
[INFO] [stdout]     |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wordvec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `counter`
[INFO] [stdout]    --> src/main.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut counter = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]    --> src/main.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |     let window: i64 = 3;
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lower_bound`
[INFO] [stdout]    --> src/main.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |     let mut lower_bound: i64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lower_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `upper_bound`
[INFO] [stdout]    --> src/main.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     let mut upper_bound: i64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_upper_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `empty_words`
[INFO] [stdout]    --> src/main.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 Ok((matrix, empty_words)) => {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_empty_words`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BHSA` is never constructed
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum DataSource {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 27 |     BHSA,
[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 `create_cooc_file` is never used
[INFO] [stdout]    --> src/main.rs:106:4
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn create_cooc_file(slices: Vec<&[String]>) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_coocs` is never used
[INFO] [stdout]    --> src/main.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn print_coocs(cooc_mat: &Vec<Vec<i32>>, empty_words: &Vec<i32>) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/polars_experiments.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn main() -> Result<(), PolarsError> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::PartialEq`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::PartialEq;
[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: `empty`
[INFO] [stdout]  --> src/main.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::{empty, BufReader, BufWriter, Error};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `polars::prelude::AnyValue`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use polars::prelude::AnyValue;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/polars_experiments.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data_source`
[INFO] [stdout]   --> src/main.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn read_xml(data_source: DataSource, read_source: ReadSource) -> Result<Series, std::io::Error> {
[INFO] [stdout]    |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_data_source`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `namespace`
[INFO] [stdout]   --> src/main.rs:47:59
[INFO] [stdout]    |
[INFO] [stdout] 47 |             Ok(XmlEvent::StartElement { name, attributes, namespace} ) => {
[INFO] [stdout]    |                                                           ^^^^^^^^^ help: try ignoring the field: `namespace: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:164:75
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn create_co_oc_matrix(wordvec: &Series, wordmap: HashMap<String, usize>, mut empty_words: Vec<i32>) -> Result<(DataFrame, Vec<i32>...
[INFO] [stdout]     |                                                                           ----^^^^^^^^^^^
[INFO] [stdout]     |                                                                           |
[INFO] [stdout]     |                                                                           help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:175:9
[INFO] [stdout]     |
[INFO] [stdout] 175 |     let mut df = DataFrame::new(columns)?;
[INFO] [stdout]     |         ----^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut counter = 0;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wordvec`
[INFO] [stdout]    --> src/main.rs:164:24
[INFO] [stdout]     |
[INFO] [stdout] 164 | fn create_co_oc_matrix(wordvec: &Series, wordmap: HashMap<String, usize>, mut empty_words: Vec<i32>) -> Result<(DataFrame, Vec<i32>...
[INFO] [stdout]     |                        ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wordvec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `counter`
[INFO] [stdout]    --> src/main.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |     let mut counter = 0;
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_counter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]    --> src/main.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |     let window: i64 = 3;
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `lower_bound`
[INFO] [stdout]    --> src/main.rs:183:9
[INFO] [stdout]     |
[INFO] [stdout] 183 |     let mut lower_bound: i64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_lower_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `upper_bound`
[INFO] [stdout]    --> src/main.rs:184:9
[INFO] [stdout]     |
[INFO] [stdout] 184 |     let mut upper_bound: i64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_upper_bound`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `empty_words`
[INFO] [stdout]    --> src/main.rs:256:29
[INFO] [stdout]     |
[INFO] [stdout] 256 |                 Ok((matrix, empty_words)) => {
[INFO] [stdout]     |                             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_empty_words`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BHSA` is never constructed
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | enum DataSource {
[INFO] [stdout]    |      ---------- variant in this enum
[INFO] [stdout] 27 |     BHSA,
[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 `create_cooc_file` is never used
[INFO] [stdout]    --> src/main.rs:106:4
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn create_cooc_file(slices: Vec<&[String]>) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_coocs` is never used
[INFO] [stdout]    --> src/main.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn print_coocs(cooc_mat: &Vec<Vec<i32>>, empty_words: &Vec<i32>) -> std::io::Result<()> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/polars_experiments.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn main() -> Result<(), PolarsError> {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.96s
[INFO] running `Command { std: "docker" "inspect" "af49a3f7a823206c197bfb605db8bcbd87c662676b97c871d163b7f1d0ffc6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af49a3f7a823206c197bfb605db8bcbd87c662676b97c871d163b7f1d0ffc6e9", kill_on_drop: false }`
[INFO] [stdout] af49a3f7a823206c197bfb605db8bcbd87c662676b97c871d163b7f1d0ffc6e9
