[INFO] cloning repository https://github.com/at-888/ds210-final-project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/at-888/ds210-final-project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fat-888%2Fds210-final-project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fat-888%2Fds210-final-project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] af07f40bccbcd457f26ea0d39ced122b651a4ddf
[INFO] checking at-888/ds210-final-project against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fat-888%2Fds210-final-project" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/at-888/ds210-final-project
[INFO] finished tweaking git repo https://github.com/at-888/ds210-final-project
[INFO] tweaked toml for git repo https://github.com/at-888/ds210-final-project written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/at-888/ds210-final-project on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/at-888/ds210-final-project 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1a44a603f666627ff6a69a5fdc78688a7eea8cdbedf6b8445531ea71785d5a6
[INFO] running `Command { std: "docker" "start" "-a" "e1a44a603f666627ff6a69a5fdc78688a7eea8cdbedf6b8445531ea71785d5a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a44a603f666627ff6a69a5fdc78688a7eea8cdbedf6b8445531ea71785d5a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a44a603f666627ff6a69a5fdc78688a7eea8cdbedf6b8445531ea71785d5a6", kill_on_drop: false }`
[INFO] [stdout] e1a44a603f666627ff6a69a5fdc78688a7eea8cdbedf6b8445531ea71785d5a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6913035cd435a4402bdbb2a892de3438ca7509a85b7d42f12bd375893d19735a
[INFO] running `Command { std: "docker" "start" "-a" "6913035cd435a4402bdbb2a892de3438ca7509a85b7d42f12bd375893d19735a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking csv-core v0.1.12
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ndarray v0.16.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.1
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking final_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Array`
[INFO] [stdout]  --> src/main.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array, Array2};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::ReaderBuilder`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use csv::ReaderBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::ReaderBuilder`
[INFO] [stdout]  --> src/csv_functions.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use csv::ReaderBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array`
[INFO] [stdout]  --> src/spam_functions.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array, Array2};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::ReaderBuilder`
[INFO] [stdout]  --> src/spam_functions.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use csv::ReaderBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/spam_functions.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/spam_functions.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             ;
[INFO] [stdout]    |             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::into_shape`: Use `.into_shape_with_order()` or `.to_shape()`
[INFO] [stdout]   --> src/csv_functions.rs:51:72
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let out_arr: Array2<crate::ColumnVal> = Array::from_vec(giant_vec).into_shape((counter, 4)).expect("Failed to reshape!");
[INFO] [stdout]    |                                                                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::into_shape`: Use `.into_shape_with_order()` or `.to_shape()`
[INFO] [stdout]    --> src/csv_functions.rs:106:72
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let out_arr: Array2<crate::ColumnVal> = Array::from_vec(giant_vec).into_shape((counter, 4)).expect("Failed to reshape!");
[INFO] [stdout]     |                                                                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `headers`
[INFO] [stdout]   --> src/csv_functions.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let headers = rdr.headers();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::ReaderBuilder`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use csv::ReaderBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::ReaderBuilder`
[INFO] [stdout]  --> src/csv_functions.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use csv::ReaderBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Array`
[INFO] [stdout]  --> src/spam_functions.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array, Array2};
[INFO] [stdout]   |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `csv::ReaderBuilder`
[INFO] [stdout]  --> src/spam_functions.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use csv::ReaderBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/spam_functions.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/spam_functions.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             ;
[INFO] [stdout]    |             ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `headers`
[INFO] [stdout]   --> src/csv_functions.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let headers = rdr.headers();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `some_bool`
[INFO] [stdout]   --> src/spam_functions.rs:31:35
[INFO] [stdout]    |
[INFO] [stdout] 31 |             crate::ColumnVal::Two(some_bool) => format!("Dummy name"), // should not execute
[INFO] [stdout]    |                                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unique_users`
[INFO] [stdout]   --> src/spam_functions.rs:17:55
[INFO] [stdout]    |
[INFO] [stdout] 17 | ...ay2<crate::ColumnVal>, unique_users: &Vec<String>) -> (u32, Vec<String>) { // returns number of spam users and a vector of spam users
[INFO] [stdout]    |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unique_users`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spammers`
[INFO] [stdout]   --> src/main.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let (num_spam_users, spammers) = spam_functions::find_spam(&my_arr, &users); // spammers is a vector of unique spammers
[INFO] [stdout]    |                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spammers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `given_content_as_CV` should have a snake case name
[INFO] [stdout]    --> src/main.rs:143:13
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let given_content_as_CV = in_df[[i, 1]].clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `given_content_as_cv`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `given_user_as_CV` should have a snake case name
[INFO] [stdout]    --> src/main.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let given_user_as_CV = in_df[[i, 0]].clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `given_user_as_cv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_CSV_using_reader` should have a snake case name
[INFO] [stdout]   --> src/csv_functions.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn read_CSV_using_reader(path: &str) -> Array2<crate::ColumnVal> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `read_csv_using_reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::into_shape`: Use `.into_shape_with_order()` or `.to_shape()`
[INFO] [stdout]   --> src/csv_functions.rs:51:72
[INFO] [stdout]    |
[INFO] [stdout] 51 |     let out_arr: Array2<crate::ColumnVal> = Array::from_vec(giant_vec).into_shape((counter, 4)).expect("Failed to reshape!");
[INFO] [stdout]    |                                                                        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::into_shape`: Use `.into_shape_with_order()` or `.to_shape()`
[INFO] [stdout]    --> src/csv_functions.rs:106:72
[INFO] [stdout]     |
[INFO] [stdout] 106 |     let out_arr: Array2<crate::ColumnVal> = Array::from_vec(giant_vec).into_shape((counter, 4)).expect("Failed to reshape!");
[INFO] [stdout]     |                                                                        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `ndarray::impl_methods::<impl ndarray::ArrayBase<S, D>>::into_shape`: Use `.into_shape_with_order()` or `.to_shape()`
[INFO] [stdout]    --> src/main.rs:402:64
[INFO] [stdout]     |
[INFO] [stdout] 402 |     let my_arr: Array2<ColumnVal> = Array::from_vec(giant_vec).into_shape((8,4)).expect("Unable to reshape");
[INFO] [stdout]     |                                                                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `headers`
[INFO] [stdout]   --> src/csv_functions.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let headers = rdr.headers();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `headers`
[INFO] [stdout]   --> src/csv_functions.rs:71:9
[INFO] [stdout]    |
[INFO] [stdout] 71 |     let headers = rdr.headers();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_headers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `some_bool`
[INFO] [stdout]   --> src/spam_functions.rs:31:35
[INFO] [stdout]    |
[INFO] [stdout] 31 |             crate::ColumnVal::Two(some_bool) => format!("Dummy name"), // should not execute
[INFO] [stdout]    |                                   ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_some_bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `unique_users`
[INFO] [stdout]   --> src/spam_functions.rs:17:55
[INFO] [stdout]    |
[INFO] [stdout] 17 | ...ay2<crate::ColumnVal>, unique_users: &Vec<String>) -> (u32, Vec<String>) { // returns number of spam users and a vector of spam users
[INFO] [stdout]    |                           ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_unique_users`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `spammers`
[INFO] [stdout]   --> src/main.rs:33:26
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let (num_spam_users, spammers) = spam_functions::find_spam(&my_arr, &users); // spammers is a vector of unique spammers
[INFO] [stdout]    |                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_spammers`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `users`
[INFO] [stdout]    --> src/main.rs:311:18
[INFO] [stdout]     |
[INFO] [stdout] 311 |     let (my_map, users) = map_users_to_words(&df); // my_map maps a user to a hashset of words they used. users is a vector of unique use...
[INFO] [stdout]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_users`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `users`
[INFO] [stdout]    --> src/main.rs:322:18
[INFO] [stdout]     |
[INFO] [stdout] 322 |     let (my_map, users) = map_users_to_words(&df); // my_map maps a user to a hashset of words they used. users is a vector of unique use...
[INFO] [stdout]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_users`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_map`
[INFO] [stdout]    --> src/main.rs:333:10
[INFO] [stdout]     |
[INFO] [stdout] 333 |     let (my_map, users) = map_users_to_words(&df); // my_map maps a user to a hashset of words they used. users is a vector of unique use...
[INFO] [stdout]     |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `users`
[INFO] [stdout]    --> src/main.rs:333:18
[INFO] [stdout]     |
[INFO] [stdout] 333 |     let (my_map, users) = map_users_to_words(&df); // my_map maps a user to a hashset of words they used. users is a vector of unique use...
[INFO] [stdout]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_users`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `my_map`
[INFO] [stdout]    --> src/main.rs:403:10
[INFO] [stdout]     |
[INFO] [stdout] 403 |     let (my_map, users) = map_users_to_words(&my_arr); // my_map maps a user to a hashset of words they used. users is a vector of unique...
[INFO] [stdout]     |          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_my_map`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `given_content_as_CV` should have a snake case name
[INFO] [stdout]    --> src/main.rs:143:13
[INFO] [stdout]     |
[INFO] [stdout] 143 |         let given_content_as_CV = in_df[[i, 1]].clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `given_content_as_cv`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `given_user_as_CV` should have a snake case name
[INFO] [stdout]    --> src/main.rs:144:13
[INFO] [stdout]     |
[INFO] [stdout] 144 |         let given_user_as_CV = in_df[[i, 0]].clone();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `given_user_as_cv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_CSV_using_reader` should have a snake case name
[INFO] [stdout]   --> src/csv_functions.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn read_CSV_using_reader(path: &str) -> Array2<crate::ColumnVal> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `read_csv_using_reader`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.27s
[INFO] running `Command { std: "docker" "inspect" "6913035cd435a4402bdbb2a892de3438ca7509a85b7d42f12bd375893d19735a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6913035cd435a4402bdbb2a892de3438ca7509a85b7d42f12bd375893d19735a", kill_on_drop: false }`
[INFO] [stdout] 6913035cd435a4402bdbb2a892de3438ca7509a85b7d42f12bd375893d19735a
