Oct 13 03:59:43.365 INFO checking Kneipenrunde/text-classify against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 13 03:59:43.365 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-2/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-2/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 13 03:59:43.571 INFO blam! 9a71b7a006d1416b8cc84e99f8b13fd580698f55b7ffaeb5821ed61449434043
Oct 13 03:59:43.573 INFO running `"docker" "start" "-a" "9a71b7a006d1416b8cc84e99f8b13fd580698f55b7ffaeb5821ed61449434043"`
Oct 13 03:59:44.072 INFO kablam! usermod: no changes
Oct 13 03:59:44.103 INFO kablam!     Checking text-classify v0.1.0 (/source)
Oct 13 03:59:44.644 INFO kablam! warning: unused import: `std::env`
Oct 13 03:59:44.644 INFO kablam!  --> src/main.rs:2:5
Oct 13 03:59:44.644 INFO kablam!   |
Oct 13 03:59:44.644 INFO kablam! 2 | use std::env;
Oct 13 03:59:44.644 INFO kablam!   |     ^^^^^^^^
Oct 13 03:59:44.644 INFO kablam!   |
Oct 13 03:59:44.644 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 03:59:44.644 INFO kablam! 
Oct 13 03:59:44.644 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 13 03:59:44.644 INFO kablam!  --> src/main.rs:4:5
Oct 13 03:59:44.644 INFO kablam!   |
Oct 13 03:59:44.644 INFO kablam! 4 | use std::io::prelude::*;
Oct 13 03:59:44.644 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.644 INFO kablam! 
Oct 13 03:59:44.717 INFO kablam! warning: unused import: `std::env`
Oct 13 03:59:44.717 INFO kablam!  --> src/main.rs:2:5
Oct 13 03:59:44.717 INFO kablam!   |
Oct 13 03:59:44.717 INFO kablam! 2 | use std::env;
Oct 13 03:59:44.717 INFO kablam!   |     ^^^^^^^^
Oct 13 03:59:44.720 INFO kablam!   |
Oct 13 03:59:44.720 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 13 03:59:44.720 INFO kablam! 
Oct 13 03:59:44.720 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 13 03:59:44.720 INFO kablam!  --> src/main.rs:4:5
Oct 13 03:59:44.720 INFO kablam!   |
Oct 13 03:59:44.720 INFO kablam! 4 | use std::io::prelude::*;
Oct 13 03:59:44.720 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.720 INFO kablam! 
Oct 13 03:59:44.775 INFO kablam! warning: unused variable: `data`
Oct 13 03:59:44.776 INFO kablam!   --> src/main.rs:51:22
Oct 13 03:59:44.776 INFO kablam!    |
Oct 13 03:59:44.776 INFO kablam! 51 |     fn filter(&self, data : &str) -> String {
Oct 13 03:59:44.776 INFO kablam!    |                      ^^^^ help: consider using `_data` instead
Oct 13 03:59:44.776 INFO kablam!    |
Oct 13 03:59:44.776 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 03:59:44.776 INFO kablam! 
Oct 13 03:59:44.828 INFO kablam! warning: variable does not need to be mutable
Oct 13 03:59:44.828 INFO kablam!    --> src/main.rs:230:9
Oct 13 03:59:44.829 INFO kablam!     |
Oct 13 03:59:44.829 INFO kablam! 230 |     let mut clf = Classifier::new();
Oct 13 03:59:44.829 INFO kablam!     |         ----^^^
Oct 13 03:59:44.830 INFO kablam!     |         |
Oct 13 03:59:44.830 INFO kablam!     |         help: remove this `mut`
Oct 13 03:59:44.830 INFO kablam!     |
Oct 13 03:59:44.830 INFO kablam!     = note: #[warn(unused_mut)] on by default
Oct 13 03:59:44.830 INFO kablam! 
Oct 13 03:59:44.830 INFO kablam! warning: field is never used: `stop_words`
Oct 13 03:59:44.830 INFO kablam!   --> src/main.rs:43:5
Oct 13 03:59:44.830 INFO kablam!    |
Oct 13 03:59:44.830 INFO kablam! 43 |     stop_words : Vec<String>,
Oct 13 03:59:44.830 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.830 INFO kablam!    |
Oct 13 03:59:44.830 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 03:59:44.830 INFO kablam! 
Oct 13 03:59:44.908 INFO kablam! warning: unused variable: `data`
Oct 13 03:59:44.908 INFO kablam!   --> src/main.rs:51:22
Oct 13 03:59:44.908 INFO kablam!    |
Oct 13 03:59:44.908 INFO kablam! 51 |     fn filter(&self, data : &str) -> String {
Oct 13 03:59:44.908 INFO kablam!    |                      ^^^^ help: consider using `_data` instead
Oct 13 03:59:44.908 INFO kablam!    |
Oct 13 03:59:44.908 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 13 03:59:44.908 INFO kablam! 
Oct 13 03:59:44.924 INFO kablam! warning: struct is never constructed: `LabelEncoder`
Oct 13 03:59:44.924 INFO kablam!   --> src/main.rs:18:1
Oct 13 03:59:44.924 INFO kablam!    |
Oct 13 03:59:44.925 INFO kablam! 18 | struct LabelEncoder {
Oct 13 03:59:44.925 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.925 INFO kablam!    |
Oct 13 03:59:44.925 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 13 03:59:44.925 INFO kablam! 
Oct 13 03:59:44.925 INFO kablam! warning: method is never used: `new`
Oct 13 03:59:44.925 INFO kablam!   --> src/main.rs:24:5
Oct 13 03:59:44.925 INFO kablam!    |
Oct 13 03:59:44.925 INFO kablam! 24 |     fn new() -> LabelEncoder {
Oct 13 03:59:44.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.925 INFO kablam! 
Oct 13 03:59:44.925 INFO kablam! warning: method is never used: `fit`
Oct 13 03:59:44.925 INFO kablam!   --> src/main.rs:28:5
Oct 13 03:59:44.925 INFO kablam!    |
Oct 13 03:59:44.925 INFO kablam! 28 |     fn fit(&mut self, labels : &[&str]) {
Oct 13 03:59:44.925 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.925 INFO kablam! 
Oct 13 03:59:44.926 INFO kablam! warning: method is never used: `transform`
Oct 13 03:59:44.926 INFO kablam!   --> src/main.rs:37:5
Oct 13 03:59:44.926 INFO kablam!    |
Oct 13 03:59:44.926 INFO kablam! 37 |     fn transform(&self, labels : &[&str]) -> Vec<u32> {
Oct 13 03:59:44.926 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.926 INFO kablam! 
Oct 13 03:59:44.926 INFO kablam! warning: struct is never constructed: `StopWordFilter`
Oct 13 03:59:44.926 INFO kablam!   --> src/main.rs:42:1
Oct 13 03:59:44.926 INFO kablam!    |
Oct 13 03:59:44.926 INFO kablam! 42 | struct StopWordFilter {
Oct 13 03:59:44.926 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.926 INFO kablam! 
Oct 13 03:59:44.928 INFO kablam! warning: method is never used: `new`
Oct 13 03:59:44.928 INFO kablam!   --> src/main.rs:47:5
Oct 13 03:59:44.928 INFO kablam!    |
Oct 13 03:59:44.928 INFO kablam! 47 |     fn new() -> StopWordFilter {
Oct 13 03:59:44.928 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.928 INFO kablam! 
Oct 13 03:59:44.928 INFO kablam! warning: method is never used: `filter`
Oct 13 03:59:44.928 INFO kablam!   --> src/main.rs:51:5
Oct 13 03:59:44.928 INFO kablam!    |
Oct 13 03:59:44.928 INFO kablam! 51 |     fn filter(&self, data : &str) -> String {
Oct 13 03:59:44.928 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 13 03:59:44.928 INFO kablam! 
Oct 13 03:59:44.951 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
Oct 13 03:59:44.958 INFO kablam! su: No module specific data is present
Oct 13 03:59:45.887 INFO running `"docker" "rm" "-f" "9a71b7a006d1416b8cc84e99f8b13fd580698f55b7ffaeb5821ed61449434043"`
Oct 13 03:59:46.201 INFO blam! 9a71b7a006d1416b8cc84e99f8b13fd580698f55b7ffaeb5821ed61449434043