[INFO] fetching crate CFDTCP 0.1.1...
[INFO] testing CFDTCP-0.1.1 against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] extracting crate CFDTCP 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate CFDTCP 0.1.1 on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate CFDTCP 0.1.1
[INFO] finished tweaking crates.io crate CFDTCP 0.1.1
[INFO] tweaked toml for crates.io crate CFDTCP 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 21 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6693550644f875a992ddec75137e1edf1b600c66b912a479015992e0d5f9a5fd
[INFO] running `Command { std: "docker" "start" "-a" "6693550644f875a992ddec75137e1edf1b600c66b912a479015992e0d5f9a5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6693550644f875a992ddec75137e1edf1b600c66b912a479015992e0d5f9a5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6693550644f875a992ddec75137e1edf1b600c66b912a479015992e0d5f9a5fd", kill_on_drop: false }`
[INFO] [stdout] 6693550644f875a992ddec75137e1edf1b600c66b912a479015992e0d5f9a5fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b91b3f5dccd0947fa167a1841608a48a534a0ce2c0b18a0e407ce774135f9389
[INFO] running `Command { std: "docker" "start" "-a" "b91b3f5dccd0947fa167a1841608a48a534a0ce2c0b18a0e407ce774135f9389", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling bytemuck v1.20.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling roaring v0.10.9
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling CFDTCP v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BitOr`
[INFO] [stdout]  --> src/vectorization.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ops::{BitOr, BitXor},
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::discrete_coefficient`
[INFO] [stdout]  --> src/vectorization.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::discrete_coefficient;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut V = Vectorization::new();
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `word_segmentation` is never read
[INFO] [stdout]   --> src/text_processing.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Processing {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 17 |     stop_words: Vec<String>,
[INFO] [stdout] 18 |     word_segmentation: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Processing` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `classify_val` is never used
[INFO] [stdout]    --> src/utilities.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn classify_val(val: f64, class: &Classification) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `CFDTCP` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `cfdtcp`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `P` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut P = text_processing::Processing::new_file(Path::new(".stop_word.txt"));
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut V = Vectorization::new();
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.64s
[INFO] running `Command { std: "docker" "inspect" "b91b3f5dccd0947fa167a1841608a48a534a0ce2c0b18a0e407ce774135f9389", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91b3f5dccd0947fa167a1841608a48a534a0ce2c0b18a0e407ce774135f9389", kill_on_drop: false }`
[INFO] [stdout] b91b3f5dccd0947fa167a1841608a48a534a0ce2c0b18a0e407ce774135f9389
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6057f5254b8ba08077461b7a42ec32aabadbb2d37519370f8ac3c3ab9b5b8fc6
[INFO] running `Command { std: "docker" "start" "-a" "6057f5254b8ba08077461b7a42ec32aabadbb2d37519370f8ac3c3ab9b5b8fc6", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `BitOr`
[INFO] [stdout]  --> src/vectorization.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ops::{BitOr, BitXor},
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::discrete_coefficient`
[INFO] [stdout]  --> src/vectorization.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::discrete_coefficient;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut V = Vectorization::new();
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `word_segmentation` is never read
[INFO] [stdout]   --> src/text_processing.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Processing {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 17 |     stop_words: Vec<String>,
[INFO] [stdout] 18 |     word_segmentation: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Processing` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `classify_val` is never used
[INFO] [stdout]    --> src/utilities.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn classify_val(val: f64, class: &Classification) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `CFDTCP` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `cfdtcp`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `P` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut P = text_processing::Processing::new_file(Path::new(".stop_word.txt"));
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling CFDTCP v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut V = Vectorization::new();
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BitOr`
[INFO] [stdout]  --> src/vectorization.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 |     ops::{BitOr, BitXor},
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::discrete_coefficient`
[INFO] [stdout]  --> src/vectorization.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::discrete_coefficient;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut V = Vectorization::new();
[INFO] [stdout]     |             ----^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `word_segmentation` is never read
[INFO] [stdout]   --> src/text_processing.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Processing {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 17 |     stop_words: Vec<String>,
[INFO] [stdout] 18 |     word_segmentation: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Processing` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `classify_val` is never used
[INFO] [stdout]    --> src/utilities.rs:184:8
[INFO] [stdout]     |
[INFO] [stdout] 184 | pub fn classify_val(val: f64, class: &Classification) -> Option<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `P` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut P = text_processing::Processing::new_file(Path::new(".stop_word.txt"));
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case: `p`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `V` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:108:17
[INFO] [stdout]     |
[INFO] [stdout] 108 |         let mut V = Vectorization::new();
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "6057f5254b8ba08077461b7a42ec32aabadbb2d37519370f8ac3c3ab9b5b8fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6057f5254b8ba08077461b7a42ec32aabadbb2d37519370f8ac3c3ab9b5b8fc6", kill_on_drop: false }`
[INFO] [stdout] 6057f5254b8ba08077461b7a42ec32aabadbb2d37519370f8ac3c3ab9b5b8fc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0239f147efae03f88f6cddee10f563cfaf91890156f8c284d0f30b57c90ef8a3
[INFO] running `Command { std: "docker" "start" "-a" "0239f147efae03f88f6cddee10f563cfaf91890156f8c284d0f30b57c90ef8a3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `BitOr`
[INFO] [stderr]  --> src/vectorization.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 |     ops::{BitOr, BitXor},
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::discrete_coefficient`
[INFO] [stderr]  --> src/vectorization.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::discrete_coefficient;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let mut V = Vectorization::new();
[INFO] [stderr]     |             ----^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `word_segmentation` is never read
[INFO] [stderr]   --> src/text_processing.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Processing {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr] 17 |     stop_words: Vec<String>,
[INFO] [stderr] 18 |     word_segmentation: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Processing` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `classify_val` is never used
[INFO] [stderr]    --> src/utilities.rs:184:8
[INFO] [stderr]     |
[INFO] [stderr] 184 | pub fn classify_val(val: f64, class: &Classification) -> Option<usize> {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `CFDTCP` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `cfdtcp`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `P` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let mut P = text_processing::Processing::new_file(Path::new(".stop_word.txt"));
[INFO] [stderr]     |                 ^ help: convert the identifier to snake case: `p`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `V` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:108:17
[INFO] [stderr]     |
[INFO] [stderr] 108 |         let mut V = Vectorization::new();
[INFO] [stderr]     |                 ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `P` should have a snake case name
[INFO] [stderr]    --> src/lib.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let mut P = text_processing::Processing::new_file(Path::new(".stop_word.txt"));
[INFO] [stderr]     |                 ^ help: convert the identifier to snake case: `p`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `CFDTCP` (lib) generated 8 warnings (run `cargo fix --lib -p CFDTCP` to apply 3 suggestions)
[INFO] [stderr] warning: `CFDTCP` (lib test) generated 7 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/CFDTCP-8ce0e07ba45b410d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/distribution_test.rs (/opt/rustwide/target/debug/deps/distribution_test-03c85afd65a81f35)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.12s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests CFDTCP
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/jenks.rs - jenks::get_jenks_breaks (line 63) ... FAILED
[INFO] [stdout] test src/utilities.rs - utilities::breaks_to_classification (line 101) ... FAILED
[INFO] [stdout] test src/utilities.rs - utilities::classify_val (line 168) ... FAILED
[INFO] [stdout] test src/jenks.rs - jenks::get_jenks_classification (line 26) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/jenks.rs - jenks::get_jenks_breaks (line 63) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `classify`
[INFO] [stdout]  --> src/jenks.rs:64:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use classify::get_jenks_breaks;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `classify`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/utilities.rs - utilities::breaks_to_classification (line 101) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `classify`
[INFO] [stdout]  --> src/utilities.rs:102:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use classify::{breaks_to_classification};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `classify`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `classify`
[INFO] [stdout]  --> src/utilities.rs:103:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use classify::{Classification, Bin};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `classify`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/utilities.rs - utilities::classify_val (line 168) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `classify`
[INFO] [stdout]  --> src/utilities.rs:169:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use classify::{classify_val};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `classify`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `classify`
[INFO] [stdout]  --> src/utilities.rs:170:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use classify::{Classification, Bin};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `classify`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/jenks.rs - jenks::get_jenks_classification (line 26) stdout ----
[INFO] [stdout] error[E0432]: unresolved import `classify`
[INFO] [stdout]  --> src/jenks.rs:27:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use classify::get_jenks_classification;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `classify`
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `classify`
[INFO] [stdout]  --> src/jenks.rs:28:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use classify::{Classification, Bin};
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `classify`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/jenks.rs - jenks::get_jenks_breaks (line 63)
[INFO] [stdout]     src/jenks.rs - jenks::get_jenks_classification (line 26)
[INFO] [stdout]     src/utilities.rs - utilities::breaks_to_classification (line 101)
[INFO] [stdout]     src/utilities.rs - utilities::classify_val (line 168)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "0239f147efae03f88f6cddee10f563cfaf91890156f8c284d0f30b57c90ef8a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0239f147efae03f88f6cddee10f563cfaf91890156f8c284d0f30b57c90ef8a3", kill_on_drop: false }`
[INFO] [stdout] 0239f147efae03f88f6cddee10f563cfaf91890156f8c284d0f30b57c90ef8a3
