Nov 30 02:38:15.689 INFO checking gavynriebau/xor against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 02:38:15.689 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-1/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 02:38:16.140 INFO [stdout] 88605ba5cf7de20997a7b33640f55b56fb97b677f77f07b3f59457e839b7b974
Nov 30 02:38:16.146 INFO running `"docker" "start" "-a" "88605ba5cf7de20997a7b33640f55b56fb97b677f77f07b3f59457e839b7b974"`
Nov 30 02:38:17.856 INFO [stderr] usermod: no changes
Nov 30 02:38:17.992 INFO [stderr]     Checking rand v0.3.18
Nov 30 02:38:17.992 INFO [stderr]     Checking rand v0.4.2
Nov 30 02:38:17.992 INFO [stderr]     Checking number_prefix v0.2.7
Nov 30 02:38:17.992 INFO [stderr]     Checking xor-utils v0.6.0
Nov 30 02:38:17.993 INFO [stderr]     Checking textwrap v0.6.0
Nov 30 02:38:17.996 INFO [stderr]     Checking regex v0.2.2
Nov 30 02:38:19.983 INFO [stderr]     Checking clap v2.25.0
Nov 30 02:38:23.998 INFO [stderr]     Checking tempdir v0.3.5
Nov 30 02:38:25.405 INFO [stderr]     Checking filesystem v0.4.2
Nov 30 02:38:26.845 INFO [stderr]     Checking env_logger v0.4.3
Nov 30 02:38:31.941 INFO [stderr]     Checking xor v1.4.5 (/source)
Nov 30 02:38:33.892 INFO [stderr] warning: unused import: `std::fs`
Nov 30 02:38:33.893 INFO [stderr]   --> src/main.rs:16:5
Nov 30 02:38:33.893 INFO [stderr]    |
Nov 30 02:38:33.893 INFO [stderr] 16 | use std::fs;
Nov 30 02:38:33.894 INFO [stderr]    |     ^^^^^^^
Nov 30 02:38:33.894 INFO [stderr]    |
Nov 30 02:38:33.894 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 02:38:33.895 INFO [stderr] 
Nov 30 02:38:33.895 INFO [stderr] warning: unused import: `Cursor`
Nov 30 02:38:33.895 INFO [stderr]   --> src/main.rs:18:28
Nov 30 02:38:33.896 INFO [stderr]    |
Nov 30 02:38:33.896 INFO [stderr] 18 | use std::io::{Write, Read, Cursor};
Nov 30 02:38:33.896 INFO [stderr]    |                            ^^^^^^
Nov 30 02:38:33.896 INFO [stderr] 
Nov 30 02:38:34.148 INFO [stderr] warning: unused variable: `mode`
Nov 30 02:38:34.149 INFO [stderr]   --> src/main.rs:89:9
Nov 30 02:38:34.149 INFO [stderr]    |
Nov 30 02:38:34.149 INFO [stderr] 89 |     let mode = if matches.is_present("decrypt") {
Nov 30 02:38:34.150 INFO [stderr]    |         ^^^^ help: consider using `_mode` instead
Nov 30 02:38:34.150 INFO [stderr]    |
Nov 30 02:38:34.150 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 02:38:34.151 INFO [stderr] 
Nov 30 02:38:34.151 INFO [stderr] warning: unused variable: `key_bytes`
Nov 30 02:38:34.151 INFO [stderr]   --> src/main.rs:96:9
Nov 30 02:38:34.152 INFO [stderr]    |
Nov 30 02:38:34.152 INFO [stderr] 96 |     let key_bytes = get_key_bytes(&matches);
Nov 30 02:38:34.152 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_key_bytes` instead
Nov 30 02:38:34.152 INFO [stderr] 
Nov 30 02:38:34.153 INFO [stderr] warning: unused variable: `matches`
Nov 30 02:38:34.153 INFO [stderr]    --> src/main.rs:310:22
Nov 30 02:38:34.154 INFO [stderr]     |
Nov 30 02:38:34.154 INFO [stderr] 310 | fn get_key_bytes<'a>(matches: &'a ArgMatches<'a>) -> Vec<u8> {
Nov 30 02:38:34.154 INFO [stderr]     |                      ^^^^^^^ help: consider using `_matches` instead
Nov 30 02:38:34.154 INFO [stderr] 
Nov 30 02:38:34.224 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:38:34.225 INFO [stderr]    --> src/main.rs:311:9
Nov 30 02:38:34.225 INFO [stderr]     |
Nov 30 02:38:34.225 INFO [stderr] 311 |     let mut key_bytes : Vec<u8> = Vec::new();
Nov 30 02:38:34.225 INFO [stderr]     |         ----^^^^^^^^^
Nov 30 02:38:34.225 INFO [stderr]     |         |
Nov 30 02:38:34.225 INFO [stderr]     |         help: remove this `mut`
Nov 30 02:38:34.225 INFO [stderr]     |
Nov 30 02:38:34.225 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 02:38:34.225 INFO [stderr] 
Nov 30 02:38:34.240 INFO [stderr] warning: struct is never constructed: `StdoutWriter`
Nov 30 02:38:34.240 INFO [stderr]   --> src/stdout_writer.rs:11:1
Nov 30 02:38:34.240 INFO [stderr]    |
Nov 30 02:38:34.240 INFO [stderr] 11 | pub struct StdoutWriter;
Nov 30 02:38:34.240 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.240 INFO [stderr]    |
Nov 30 02:38:34.240 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 02:38:34.240 INFO [stderr] 
Nov 30 02:38:34.241 INFO [stderr] warning: function is never used: `encrypt_reader`
Nov 30 02:38:34.241 INFO [stderr]    --> src/main.rs:139:1
Nov 30 02:38:34.241 INFO [stderr]     |
Nov 30 02:38:34.241 INFO [stderr] 139 | fn encrypt_reader(input : &mut Read, key : &Vec<u8>, output : &mut Write) {
Nov 30 02:38:34.241 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.241 INFO [stderr] 
Nov 30 02:38:34.241 INFO [stderr] warning: function is never used: `xor_file`
Nov 30 02:38:34.241 INFO [stderr]    --> src/main.rs:185:1
Nov 30 02:38:34.241 INFO [stderr]     |
Nov 30 02:38:34.241 INFO [stderr] 185 | fn xor_file<T : FileSystem>(fs : &T, file_path : &Path, key : &Vec<u8>, mode : &Mode) {
Nov 30 02:38:34.241 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.241 INFO [stderr] 
Nov 30 02:38:34.241 INFO [stderr] warning: function is never used: `xor_dir`
Nov 30 02:38:34.241 INFO [stderr]    --> src/main.rs:203:1
Nov 30 02:38:34.241 INFO [stderr]     |
Nov 30 02:38:34.241 INFO [stderr] 203 | fn xor_dir<T : FileSystem>(fs : &T, dir_path : &Path, key : &Vec<u8>, mode : &Mode) {
Nov 30 02:38:34.241 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.241 INFO [stderr] 
Nov 30 02:38:34.241 INFO [stderr] warning: function is never used: `rename_entry`
Nov 30 02:38:34.241 INFO [stderr]    --> src/main.rs:237:1
Nov 30 02:38:34.241 INFO [stderr]     |
Nov 30 02:38:34.241 INFO [stderr] 237 | fn rename_entry<T : FileSystem>(fs : &T, entry : &Path, key : &Vec<u8>, mode : &Mode) {
Nov 30 02:38:34.241 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.241 INFO [stderr] 
Nov 30 02:38:34.241 INFO [stderr] warning: function is never used: `repeat_key`
Nov 30 02:38:34.241 INFO [stderr]    --> src/main.rs:281:1
Nov 30 02:38:34.241 INFO [stderr]     |
Nov 30 02:38:34.241 INFO [stderr] 281 | fn repeat_key(key : &Vec<u8>, required_len : usize) -> Vec<u8> {
Nov 30 02:38:34.241 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.241 INFO [stderr] 
Nov 30 02:38:34.241 INFO [stderr] warning: function is never used: `to_hex_string`
Nov 30 02:38:34.241 INFO [stderr]    --> src/main.rs:297:1
Nov 30 02:38:34.241 INFO [stderr]     |
Nov 30 02:38:34.241 INFO [stderr] 297 | fn to_hex_string(bytes: Vec<u8>) -> String {
Nov 30 02:38:34.241 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.241 INFO [stderr] 
Nov 30 02:38:34.241 INFO [stderr] warning: function is never used: `from_hex_string`
Nov 30 02:38:34.241 INFO [stderr]    --> src/main.rs:306:1
Nov 30 02:38:34.241 INFO [stderr]     |
Nov 30 02:38:34.241 INFO [stderr] 306 | fn from_hex_string(hex : &String) -> Vec<u8> {
Nov 30 02:38:34.241 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.241 INFO [stderr] 
Nov 30 02:38:34.248 INFO [stderr] warning: unused import: `std::fs`
Nov 30 02:38:34.248 INFO [stderr]   --> src/main.rs:16:5
Nov 30 02:38:34.248 INFO [stderr]    |
Nov 30 02:38:34.248 INFO [stderr] 16 | use std::fs;
Nov 30 02:38:34.248 INFO [stderr]    |     ^^^^^^^
Nov 30 02:38:34.248 INFO [stderr]    |
Nov 30 02:38:34.248 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 30 02:38:34.248 INFO [stderr] 
Nov 30 02:38:34.248 INFO [stderr] warning: function is never used: `show_prompt`
Nov 30 02:38:34.248 INFO [stderr]    --> src/main.rs:406:1
Nov 30 02:38:34.248 INFO [stderr]     |
Nov 30 02:38:34.248 INFO [stderr] 406 | fn show_prompt() -> char {
Nov 30 02:38:34.248 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.249 INFO [stderr] 
Nov 30 02:38:34.249 INFO [stderr] warning: function is never used: `print_keysize_warning`
Nov 30 02:38:34.249 INFO [stderr]    --> src/main.rs:425:1
Nov 30 02:38:34.249 INFO [stderr]     |
Nov 30 02:38:34.249 INFO [stderr] 425 | fn print_keysize_warning(key_size : usize, largest_file_size : u64, longest_name : usize) {
Nov 30 02:38:34.249 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.249 INFO [stderr] 
Nov 30 02:38:34.579 INFO [stderr] warning: unused variable: `mode`
Nov 30 02:38:34.579 INFO [stderr]   --> src/main.rs:89:9
Nov 30 02:38:34.579 INFO [stderr]    |
Nov 30 02:38:34.579 INFO [stderr] 89 |     let mode = if matches.is_present("decrypt") {
Nov 30 02:38:34.580 INFO [stderr]    |         ^^^^ help: consider using `_mode` instead
Nov 30 02:38:34.580 INFO [stderr]    |
Nov 30 02:38:34.580 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 30 02:38:34.580 INFO [stderr] 
Nov 30 02:38:34.580 INFO [stderr] warning: unused variable: `key_bytes`
Nov 30 02:38:34.580 INFO [stderr]   --> src/main.rs:96:9
Nov 30 02:38:34.580 INFO [stderr]    |
Nov 30 02:38:34.580 INFO [stderr] 96 |     let key_bytes = get_key_bytes(&matches);
Nov 30 02:38:34.580 INFO [stderr]    |         ^^^^^^^^^ help: consider using `_key_bytes` instead
Nov 30 02:38:34.580 INFO [stderr] 
Nov 30 02:38:34.580 INFO [stderr] warning: unused variable: `matches`
Nov 30 02:38:34.580 INFO [stderr]    --> src/main.rs:310:22
Nov 30 02:38:34.580 INFO [stderr]     |
Nov 30 02:38:34.580 INFO [stderr] 310 | fn get_key_bytes<'a>(matches: &'a ArgMatches<'a>) -> Vec<u8> {
Nov 30 02:38:34.580 INFO [stderr]     |                      ^^^^^^^ help: consider using `_matches` instead
Nov 30 02:38:34.580 INFO [stderr] 
Nov 30 02:38:34.620 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:38:34.620 INFO [stderr]    --> src/main.rs:311:9
Nov 30 02:38:34.620 INFO [stderr]     |
Nov 30 02:38:34.620 INFO [stderr] 311 |     let mut key_bytes : Vec<u8> = Vec::new();
Nov 30 02:38:34.620 INFO [stderr]     |         ----^^^^^^^^^
Nov 30 02:38:34.620 INFO [stderr]     |         |
Nov 30 02:38:34.621 INFO [stderr]     |         help: remove this `mut`
Nov 30 02:38:34.621 INFO [stderr]     |
Nov 30 02:38:34.621 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 30 02:38:34.621 INFO [stderr] 
Nov 30 02:38:34.639 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:38:34.639 INFO [stderr]    --> src/main.rs:529:13
Nov 30 02:38:34.639 INFO [stderr]     |
Nov 30 02:38:34.639 INFO [stderr] 529 |         let mut filenames = get_root_files(&fs);
Nov 30 02:38:34.639 INFO [stderr]     |             ----^^^^^^^^^
Nov 30 02:38:34.639 INFO [stderr]     |             |
Nov 30 02:38:34.639 INFO [stderr]     |             help: remove this `mut`
Nov 30 02:38:34.639 INFO [stderr] 
Nov 30 02:38:34.642 INFO [stderr] warning: variable does not need to be mutable
Nov 30 02:38:34.642 INFO [stderr]    --> src/main.rs:556:13
Nov 30 02:38:34.642 INFO [stderr]     |
Nov 30 02:38:34.642 INFO [stderr] 556 |         let mut filenames = get_root_files(&fs);
Nov 30 02:38:34.642 INFO [stderr]     |             ----^^^^^^^^^
Nov 30 02:38:34.643 INFO [stderr]     |             |
Nov 30 02:38:34.643 INFO [stderr]     |             help: remove this `mut`
Nov 30 02:38:34.643 INFO [stderr] 
Nov 30 02:38:34.650 INFO [stderr] warning: struct is never constructed: `StdoutWriter`
Nov 30 02:38:34.650 INFO [stderr]   --> src/stdout_writer.rs:11:1
Nov 30 02:38:34.651 INFO [stderr]    |
Nov 30 02:38:34.651 INFO [stderr] 11 | pub struct StdoutWriter;
Nov 30 02:38:34.651 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.651 INFO [stderr]    |
Nov 30 02:38:34.651 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 02:38:34.651 INFO [stderr] 
Nov 30 02:38:34.651 INFO [stderr] warning: function is never used: `show_prompt`
Nov 30 02:38:34.651 INFO [stderr]    --> src/main.rs:406:1
Nov 30 02:38:34.651 INFO [stderr]     |
Nov 30 02:38:34.651 INFO [stderr] 406 | fn show_prompt() -> char {
Nov 30 02:38:34.651 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.651 INFO [stderr] 
Nov 30 02:38:34.651 INFO [stderr] warning: function is never used: `print_keysize_warning`
Nov 30 02:38:34.651 INFO [stderr]    --> src/main.rs:425:1
Nov 30 02:38:34.651 INFO [stderr]     |
Nov 30 02:38:34.651 INFO [stderr] 425 | fn print_keysize_warning(key_size : usize, largest_file_size : u64, longest_name : usize) {
Nov 30 02:38:34.651 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 02:38:34.651 INFO [stderr] 
Nov 30 02:38:34.686 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.79s
Nov 30 02:38:34.696 INFO [stderr] su: No module specific data is present
Nov 30 02:38:36.306 INFO running `"docker" "inspect" "88605ba5cf7de20997a7b33640f55b56fb97b677f77f07b3f59457e839b7b974"`
Nov 30 02:38:36.586 INFO running `"docker" "rm" "-f" "88605ba5cf7de20997a7b33640f55b56fb97b677f77f07b3f59457e839b7b974"`
Nov 30 02:38:36.900 INFO [stdout] 88605ba5cf7de20997a7b33640f55b56fb97b677f77f07b3f59457e839b7b974