[INFO] fetching crate CFDTCP 0.1.1...
[INFO] checking CFDTCP-0.1.1 against try#8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f for pr-114559
[INFO] extracting crate CFDTCP 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate CFDTCP 0.1.1 on toolchain 8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "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-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 31f63d8bc39b91692e5de99a3daa50c946a8660ff0f009f175a85c58bc6b3526
[INFO] running `Command { std: "docker" "start" "-a" "31f63d8bc39b91692e5de99a3daa50c946a8660ff0f009f175a85c58bc6b3526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31f63d8bc39b91692e5de99a3daa50c946a8660ff0f009f175a85c58bc6b3526", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31f63d8bc39b91692e5de99a3daa50c946a8660ff0f009f175a85c58bc6b3526", kill_on_drop: false }`
[INFO] [stdout] 31f63d8bc39b91692e5de99a3daa50c946a8660ff0f009f175a85c58bc6b3526
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+8d0c454bea9d9cc2cc7e288388f3b7d1da19c04f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff1fb64112fc3ea151f23a230b03bd9b32f49b079f7b795412e9dc7fef86d44b
[INFO] running `Command { std: "docker" "start" "-a" "ff1fb64112fc3ea151f23a230b03bd9b32f49b079f7b795412e9dc7fef86d44b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking retain_mut v0.1.7
[INFO] [stderr]     Checking roaring v0.10.2
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking 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: 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] [stdout] warning: 8 warnings emitted
[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] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "ff1fb64112fc3ea151f23a230b03bd9b32f49b079f7b795412e9dc7fef86d44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff1fb64112fc3ea151f23a230b03bd9b32f49b079f7b795412e9dc7fef86d44b", kill_on_drop: false }`
[INFO] [stdout] ff1fb64112fc3ea151f23a230b03bd9b32f49b079f7b795412e9dc7fef86d44b
