Nov 28 05:01:34.668 INFO checking gavynriebau/xor against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 05:01:34.669 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-4/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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"`
Nov 28 05:01:35.237 INFO [stdout] d3fe17959e2432c29d11e8e5d19f306cfba9d549456e495d144905a76adb34da
Nov 28 05:01:35.240 INFO running `"docker" "start" "-a" "d3fe17959e2432c29d11e8e5d19f306cfba9d549456e495d144905a76adb34da"`
Nov 28 05:01:37.511 INFO [stderr] usermod: no changes
Nov 28 05:01:37.658 INFO [stderr]     Checking term_size v0.3.0
Nov 28 05:01:37.658 INFO [stderr]     Checking rand v0.3.18
Nov 28 05:01:37.669 INFO [stderr]     Checking rand v0.4.2
Nov 28 05:01:37.669 INFO [stderr]     Checking number_prefix v0.2.7
Nov 28 05:01:37.670 INFO [stderr]     Checking xor-utils v0.6.0
Nov 28 05:01:37.721 INFO [stderr]     Checking regex v0.2.2
Nov 28 05:01:39.228 INFO [stderr]     Checking textwrap v0.6.0
Nov 28 05:01:41.310 INFO [stderr]     Checking clap v2.25.0
Nov 28 05:01:44.225 INFO [stderr]     Checking tempdir v0.3.5
Nov 28 05:01:45.686 INFO [stderr]     Checking filesystem v0.4.2
Nov 28 05:01:47.345 INFO [stderr]     Checking env_logger v0.4.3
Nov 28 05:01:52.883 INFO [stderr]     Checking xor v1.4.5 (/source)
Nov 28 05:01:54.992 INFO [stderr] warning: unused import: `std::fs`
Nov 28 05:01:54.992 INFO [stderr]   --> src/main.rs:16:5
Nov 28 05:01:54.992 INFO [stderr]    |
Nov 28 05:01:54.992 INFO [stderr] 16 | use std::fs;
Nov 28 05:01:54.992 INFO [stderr]    |     ^^^^^^^
Nov 28 05:01:54.993 INFO [stderr] warning: unused import: `std::fs`
Nov 28 05:01:54.993 INFO [stderr]   --> src/main.rs:16:5
Nov 28 05:01:54.993 INFO [stderr]    |
Nov 28 05:01:54.993 INFO [stderr] 16 | use std::fs;
Nov 28 05:01:54.993 INFO [stderr]    |     ^^^^^^^
Nov 28 05:01:54.993 INFO [stderr]    |
Nov 28 05:01:54.993 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 05:01:54.993 INFO [stderr] 
Nov 28 05:01:54.993 INFO [stderr] warning: unused import: `Cursor`
Nov 28 05:01:54.993 INFO [stderr]   --> src/main.rs:18:28
Nov 28 05:01:54.993 INFO [stderr]    |
Nov 28 05:01:54.993 INFO [stderr] 18 | use std::io::{Write, Read, Cursor};
Nov 28 05:01:54.993 INFO [stderr]    |                            ^^^^^^
Nov 28 05:01:54.993 INFO [stderr] 
Nov 28 05:01:54.993 INFO [stderr]    |
Nov 28 05:01:54.993 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 28 05:01:54.993 INFO [stderr] 
Nov 28 05:01:55.209 INFO [stderr] warning: unused variable: `mode`
Nov 28 05:01:55.210 INFO [stderr]   --> src/main.rs:89:9
Nov 28 05:01:55.210 INFO [stderr]    |
Nov 28 05:01:55.210 INFO [stderr] 89 |     let mode = if matches.is_present("decrypt") {
Nov 28 05:01:55.211 INFO [stderr]    |         ^^^^ help: consider using `_mode` instead
Nov 28 05:01:55.211 INFO [stderr]    |
Nov 28 05:01:55.211 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 05:01:55.211 INFO [stderr] 
Nov 28 05:01:55.212 INFO [stderr] warning: unused variable: `key_bytes`
Nov 28 05:01:55.212 INFO [stderr]   --> src/main.rs:96:9
Nov 28 05:01:55.212 INFO [stderr]    |
Nov 28 05:01:55.212 INFO [stderr] 96 |     let key_bytes = get_key_bytes(&matches);
Nov 28 05:01:55.213 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_key_bytes` instead
Nov 28 05:01:55.213 INFO [stderr] 
Nov 28 05:01:55.214 INFO [stderr] warning: unused variable: `matches`
Nov 28 05:01:55.214 INFO [stderr]    --> src/main.rs:310:22
Nov 28 05:01:55.214 INFO [stderr]     |
Nov 28 05:01:55.214 INFO [stderr] 310 | fn get_key_bytes<'a>(matches: &'a ArgMatches<'a>) -> Vec<u8> {
Nov 28 05:01:55.215 INFO [stderr]     |                      ^^^^^^^ help: consider using `_matches` instead
Nov 28 05:01:55.215 INFO [stderr] 
Nov 28 05:01:55.245 INFO [stderr] warning: unused variable: `mode`
Nov 28 05:01:55.245 INFO [stderr]   --> src/main.rs:89:9
Nov 28 05:01:55.246 INFO [stderr]    |
Nov 28 05:01:55.246 INFO [stderr] 89 |     let mode = if matches.is_present("decrypt") {
Nov 28 05:01:55.247 INFO [stderr]    |         ^^^^ help: consider using `_mode` instead
Nov 28 05:01:55.248 INFO [stderr]    |
Nov 28 05:01:55.248 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 05:01:55.249 INFO [stderr] 
Nov 28 05:01:55.249 INFO [stderr] warning: variable does not need to be mutable
Nov 28 05:01:55.249 INFO [stderr]    --> src/main.rs:311:9
Nov 28 05:01:55.250 INFO [stderr]     |
Nov 28 05:01:55.250 INFO [stderr] 311 |     let mut key_bytes : Vec<u8> = Vec::new();
Nov 28 05:01:55.250 INFO [stderr]     |         ----^^^^^^^^^
Nov 28 05:01:55.250 INFO [stderr]     |         |
Nov 28 05:01:55.251 INFO [stderr]     |         help: remove this `mut`
Nov 28 05:01:55.251 INFO [stderr]     |
Nov 28 05:01:55.251 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 05:01:55.252 INFO [stderr] 
Nov 28 05:01:55.252 INFO [stderr] warning: unused variable: `key_bytes`
Nov 28 05:01:55.252 INFO [stderr]   --> src/main.rs:96:9
Nov 28 05:01:55.253 INFO [stderr]    |
Nov 28 05:01:55.253 INFO [stderr] 96 |     let key_bytes = get_key_bytes(&matches);
Nov 28 05:01:55.253 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_key_bytes` instead
Nov 28 05:01:55.253 INFO [stderr] 
Nov 28 05:01:55.261 INFO [stderr] warning: unused variable: `matches`
Nov 28 05:01:55.261 INFO [stderr]    --> src/main.rs:310:22
Nov 28 05:01:55.262 INFO [stderr]     |
Nov 28 05:01:55.262 INFO [stderr] 310 | fn get_key_bytes<'a>(matches: &'a ArgMatches<'a>) -> Vec<u8> {
Nov 28 05:01:55.262 INFO [stderr]     |                      ^^^^^^^ help: consider using `_matches` instead
Nov 28 05:01:55.262 INFO [stderr] 
Nov 28 05:01:55.268 INFO [stderr] warning: variable does not need to be mutable
Nov 28 05:01:55.268 INFO [stderr]    --> src/main.rs:529:13
Nov 28 05:01:55.269 INFO [stderr]     |
Nov 28 05:01:55.269 INFO [stderr] 529 |         let mut filenames = get_root_files(&fs);
Nov 28 05:01:55.269 INFO [stderr]     |             ----^^^^^^^^^
Nov 28 05:01:55.269 INFO [stderr]     |             |
Nov 28 05:01:55.270 INFO [stderr]     |             help: remove this `mut`
Nov 28 05:01:55.270 INFO [stderr] 
Nov 28 05:01:55.270 INFO [stderr] warning: variable does not need to be mutable
Nov 28 05:01:55.270 INFO [stderr]    --> src/main.rs:556:13
Nov 28 05:01:55.271 INFO [stderr]     |
Nov 28 05:01:55.271 INFO [stderr] 556 |         let mut filenames = get_root_files(&fs);
Nov 28 05:01:55.271 INFO [stderr]     |             ----^^^^^^^^^
Nov 28 05:01:55.271 INFO [stderr]     |             |
Nov 28 05:01:55.272 INFO [stderr]     |             help: remove this `mut`
Nov 28 05:01:55.272 INFO [stderr] 
Nov 28 05:01:55.280 INFO [stderr] warning: struct is never constructed: `StdoutWriter`
Nov 28 05:01:55.281 INFO [stderr]   --> src/stdout_writer.rs:11:1
Nov 28 05:01:55.281 INFO [stderr]    |
Nov 28 05:01:55.281 INFO [stderr] 11 | pub struct StdoutWriter;
Nov 28 05:01:55.282 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.282 INFO [stderr]    |
Nov 28 05:01:55.282 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 05:01:55.282 INFO [stderr] 
Nov 28 05:01:55.283 INFO [stderr] warning: function is never used: `show_prompt`
Nov 28 05:01:55.283 INFO [stderr]    --> src/main.rs:406:1
Nov 28 05:01:55.283 INFO [stderr]     |
Nov 28 05:01:55.284 INFO [stderr] 406 | fn show_prompt() -> char {
Nov 28 05:01:55.284 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.284 INFO [stderr] 
Nov 28 05:01:55.285 INFO [stderr] warning: function is never used: `print_keysize_warning`
Nov 28 05:01:55.285 INFO [stderr]    --> src/main.rs:425:1
Nov 28 05:01:55.285 INFO [stderr]     |
Nov 28 05:01:55.285 INFO [stderr] 425 | fn print_keysize_warning(key_size : usize, largest_file_size : u64, longest_name : usize) {
Nov 28 05:01:55.286 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.286 INFO [stderr] 
Nov 28 05:01:55.375 INFO [stderr] warning: variable does not need to be mutable
Nov 28 05:01:55.376 INFO [stderr]    --> src/main.rs:311:9
Nov 28 05:01:55.376 INFO [stderr]     |
Nov 28 05:01:55.376 INFO [stderr] 311 |     let mut key_bytes : Vec<u8> = Vec::new();
Nov 28 05:01:55.376 INFO [stderr]     |         ----^^^^^^^^^
Nov 28 05:01:55.377 INFO [stderr]     |         |
Nov 28 05:01:55.377 INFO [stderr]     |         help: remove this `mut`
Nov 28 05:01:55.377 INFO [stderr]     |
Nov 28 05:01:55.377 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 05:01:55.378 INFO [stderr] 
Nov 28 05:01:55.388 INFO [stderr] warning: struct is never constructed: `StdoutWriter`
Nov 28 05:01:55.389 INFO [stderr]   --> src/stdout_writer.rs:11:1
Nov 28 05:01:55.389 INFO [stderr]    |
Nov 28 05:01:55.389 INFO [stderr] 11 | pub struct StdoutWriter;
Nov 28 05:01:55.390 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.390 INFO [stderr]    |
Nov 28 05:01:55.390 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 05:01:55.390 INFO [stderr] 
Nov 28 05:01:55.391 INFO [stderr] warning: function is never used: `encrypt_reader`
Nov 28 05:01:55.391 INFO [stderr]    --> src/main.rs:139:1
Nov 28 05:01:55.391 INFO [stderr]     |
Nov 28 05:01:55.392 INFO [stderr] 139 | fn encrypt_reader(input : &mut Read, key : &Vec<u8>, output : &mut Write) {
Nov 28 05:01:55.392 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.392 INFO [stderr] 
Nov 28 05:01:55.392 INFO [stderr] warning: function is never used: `xor_file`
Nov 28 05:01:55.393 INFO [stderr]    --> src/main.rs:185:1
Nov 28 05:01:55.393 INFO [stderr]     |
Nov 28 05:01:55.393 INFO [stderr] 185 | fn xor_file<T : FileSystem>(fs : &T, file_path : &Path, key : &Vec<u8>, mode : &Mode) {
Nov 28 05:01:55.393 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.394 INFO [stderr] 
Nov 28 05:01:55.394 INFO [stderr] warning: function is never used: `xor_dir`
Nov 28 05:01:55.394 INFO [stderr]    --> src/main.rs:203:1
Nov 28 05:01:55.395 INFO [stderr]     |
Nov 28 05:01:55.395 INFO [stderr] 203 | fn xor_dir<T : FileSystem>(fs : &T, dir_path : &Path, key : &Vec<u8>, mode : &Mode) {
Nov 28 05:01:55.395 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.396 INFO [stderr] 
Nov 28 05:01:55.396 INFO [stderr] warning: function is never used: `rename_entry`
Nov 28 05:01:55.396 INFO [stderr]    --> src/main.rs:237:1
Nov 28 05:01:55.396 INFO [stderr]     |
Nov 28 05:01:55.397 INFO [stderr] 237 | fn rename_entry<T : FileSystem>(fs : &T, entry : &Path, key : &Vec<u8>, mode : &Mode) {
Nov 28 05:01:55.397 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.397 INFO [stderr] 
Nov 28 05:01:55.398 INFO [stderr] warning: function is never used: `repeat_key`
Nov 28 05:01:55.398 INFO [stderr]    --> src/main.rs:281:1
Nov 28 05:01:55.398 INFO [stderr]     |
Nov 28 05:01:55.398 INFO [stderr] 281 | fn repeat_key(key : &Vec<u8>, required_len : usize) -> Vec<u8> {
Nov 28 05:01:55.399 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.399 INFO [stderr] 
Nov 28 05:01:55.399 INFO [stderr] warning: function is never used: `to_hex_string`
Nov 28 05:01:55.400 INFO [stderr]    --> src/main.rs:297:1
Nov 28 05:01:55.400 INFO [stderr]     |
Nov 28 05:01:55.400 INFO [stderr] 297 | fn to_hex_string(bytes: Vec<u8>) -> String {
Nov 28 05:01:55.400 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.401 INFO [stderr] 
Nov 28 05:01:55.401 INFO [stderr] warning: function is never used: `from_hex_string`
Nov 28 05:01:55.401 INFO [stderr]    --> src/main.rs:306:1
Nov 28 05:01:55.401 INFO [stderr]     |
Nov 28 05:01:55.402 INFO [stderr] 306 | fn from_hex_string(hex : &String) -> Vec<u8> {
Nov 28 05:01:55.402 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.402 INFO [stderr] 
Nov 28 05:01:55.402 INFO [stderr] warning: function is never used: `show_prompt`
Nov 28 05:01:55.403 INFO [stderr]    --> src/main.rs:406:1
Nov 28 05:01:55.403 INFO [stderr]     |
Nov 28 05:01:55.403 INFO [stderr] 406 | fn show_prompt() -> char {
Nov 28 05:01:55.404 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.404 INFO [stderr] 
Nov 28 05:01:55.404 INFO [stderr] warning: function is never used: `print_keysize_warning`
Nov 28 05:01:55.404 INFO [stderr]    --> src/main.rs:425:1
Nov 28 05:01:55.404 INFO [stderr]     |
Nov 28 05:01:55.405 INFO [stderr] 425 | fn print_keysize_warning(key_size : usize, largest_file_size : u64, longest_name : usize) {
Nov 28 05:01:55.405 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 05:01:55.405 INFO [stderr] 
Nov 28 05:01:55.424 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.88s
Nov 28 05:01:55.432 INFO [stderr] su: No module specific data is present
Nov 28 05:01:56.418 INFO running `"docker" "inspect" "d3fe17959e2432c29d11e8e5d19f306cfba9d549456e495d144905a76adb34da"`
Nov 28 05:01:56.722 INFO running `"docker" "rm" "-f" "d3fe17959e2432c29d11e8e5d19f306cfba9d549456e495d144905a76adb34da"`
Nov 28 05:01:57.012 INFO [stdout] d3fe17959e2432c29d11e8e5d19f306cfba9d549456e495d144905a76adb34da