Dec 19 16:40:06.393 INFO checking gavynriebau/xor against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 Dec 19 16:40:06.393 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/gavynriebau/xor:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"` Dec 19 16:40:06.924 INFO [stdout] 918af133b6c3139205504f0b1966397216ae083d98a906dccc87877116d96a5e Dec 19 16:40:06.930 INFO running `"docker" "start" "-a" "918af133b6c3139205504f0b1966397216ae083d98a906dccc87877116d96a5e"` Dec 19 16:40:08.421 INFO [stderr] Checking hamming v0.1.3 Dec 19 16:40:08.421 INFO [stderr] Checking rand v0.3.18 Dec 19 16:40:08.424 INFO [stderr] Checking rand v0.4.2 Dec 19 16:40:08.432 INFO [stderr] Checking number_prefix v0.2.7 Dec 19 16:40:08.442 INFO [stderr] Checking textwrap v0.6.0 Dec 19 16:40:08.443 INFO [stderr] Checking regex v0.2.2 Dec 19 16:40:09.348 INFO [stderr] Checking xor-utils v0.6.0 Dec 19 16:40:09.356 INFO [stderr] Checking clap v2.25.0 Dec 19 16:40:12.016 INFO [stderr] Checking tempdir v0.3.5 Dec 19 16:40:12.697 INFO [stderr] Checking filesystem v0.4.2 Dec 19 16:40:13.376 INFO [stderr] Checking env_logger v0.4.3 Dec 19 16:40:17.032 INFO [stderr] Checking xor v1.4.5 (/opt/crater/workdir) Dec 19 16:40:17.524 INFO [stderr] warning: unused import: `std::fs` Dec 19 16:40:17.524 INFO [stderr] --> src/main.rs:16:5 Dec 19 16:40:17.524 INFO [stderr] | Dec 19 16:40:17.524 INFO [stderr] 16 | use std::fs; Dec 19 16:40:17.524 INFO [stderr] | ^^^^^^^ Dec 19 16:40:17.524 INFO [stderr] | Dec 19 16:40:17.524 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 19 16:40:17.524 INFO [stderr] Dec 19 16:40:17.524 INFO [stderr] warning: unused import: `Cursor` Dec 19 16:40:17.524 INFO [stderr] --> src/main.rs:18:28 Dec 19 16:40:17.524 INFO [stderr] | Dec 19 16:40:17.524 INFO [stderr] 18 | use std::io::{Write, Read, Cursor}; Dec 19 16:40:17.524 INFO [stderr] | ^^^^^^ Dec 19 16:40:17.524 INFO [stderr] Dec 19 16:40:17.653 INFO [stderr] warning: unused variable: `mode` Dec 19 16:40:17.653 INFO [stderr] --> src/main.rs:89:9 Dec 19 16:40:17.653 INFO [stderr] | Dec 19 16:40:17.653 INFO [stderr] 89 | let mode = if matches.is_present("decrypt") { Dec 19 16:40:17.653 INFO [stderr] | ^^^^ help: consider using `_mode` instead Dec 19 16:40:17.653 INFO [stderr] | Dec 19 16:40:17.653 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 19 16:40:17.653 INFO [stderr] Dec 19 16:40:17.653 INFO [stderr] warning: unused variable: `key_bytes` Dec 19 16:40:17.653 INFO [stderr] --> src/main.rs:96:9 Dec 19 16:40:17.653 INFO [stderr] | Dec 19 16:40:17.653 INFO [stderr] 96 | let key_bytes = get_key_bytes(&matches); Dec 19 16:40:17.653 INFO [stderr] | ^^^^^^^^^ help: consider using `_key_bytes` instead Dec 19 16:40:17.653 INFO [stderr] Dec 19 16:40:17.654 INFO [stderr] warning: unused variable: `matches` Dec 19 16:40:17.654 INFO [stderr] --> src/main.rs:310:22 Dec 19 16:40:17.654 INFO [stderr] | Dec 19 16:40:17.654 INFO [stderr] 310 | fn get_key_bytes<'a>(matches: &'a ArgMatches<'a>) -> Vec { Dec 19 16:40:17.654 INFO [stderr] | ^^^^^^^ help: consider using `_matches` instead Dec 19 16:40:17.654 INFO [stderr] Dec 19 16:40:17.703 INFO [stderr] warning: variable does not need to be mutable Dec 19 16:40:17.704 INFO [stderr] --> src/main.rs:311:9 Dec 19 16:40:17.704 INFO [stderr] | Dec 19 16:40:17.704 INFO [stderr] 311 | let mut key_bytes : Vec = Vec::new(); Dec 19 16:40:17.704 INFO [stderr] | ----^^^^^^^^^ Dec 19 16:40:17.704 INFO [stderr] | | Dec 19 16:40:17.704 INFO [stderr] | help: remove this `mut` Dec 19 16:40:17.704 INFO [stderr] | Dec 19 16:40:17.704 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 19 16:40:17.704 INFO [stderr] Dec 19 16:40:17.718 INFO [stderr] warning: struct is never constructed: `StdoutWriter` Dec 19 16:40:17.718 INFO [stderr] --> src/stdout_writer.rs:11:1 Dec 19 16:40:17.718 INFO [stderr] | Dec 19 16:40:17.718 INFO [stderr] 11 | pub struct StdoutWriter; Dec 19 16:40:17.718 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.718 INFO [stderr] | Dec 19 16:40:17.718 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 19 16:40:17.718 INFO [stderr] Dec 19 16:40:17.718 INFO [stderr] warning: function is never used: `encrypt_reader` Dec 19 16:40:17.718 INFO [stderr] --> src/main.rs:139:1 Dec 19 16:40:17.718 INFO [stderr] | Dec 19 16:40:17.718 INFO [stderr] 139 | fn encrypt_reader(input : &mut Read, key : &Vec, output : &mut Write) { Dec 19 16:40:17.718 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.718 INFO [stderr] Dec 19 16:40:17.719 INFO [stderr] warning: function is never used: `xor_file` Dec 19 16:40:17.719 INFO [stderr] --> src/main.rs:185:1 Dec 19 16:40:17.719 INFO [stderr] | Dec 19 16:40:17.719 INFO [stderr] 185 | fn xor_file(fs : &T, file_path : &Path, key : &Vec, mode : &Mode) { Dec 19 16:40:17.719 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.719 INFO [stderr] Dec 19 16:40:17.719 INFO [stderr] warning: function is never used: `xor_dir` Dec 19 16:40:17.719 INFO [stderr] --> src/main.rs:203:1 Dec 19 16:40:17.719 INFO [stderr] | Dec 19 16:40:17.719 INFO [stderr] 203 | fn xor_dir(fs : &T, dir_path : &Path, key : &Vec, mode : &Mode) { Dec 19 16:40:17.719 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.719 INFO [stderr] Dec 19 16:40:17.719 INFO [stderr] warning: function is never used: `rename_entry` Dec 19 16:40:17.719 INFO [stderr] --> src/main.rs:237:1 Dec 19 16:40:17.719 INFO [stderr] | Dec 19 16:40:17.719 INFO [stderr] 237 | fn rename_entry(fs : &T, entry : &Path, key : &Vec, mode : &Mode) { Dec 19 16:40:17.719 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.719 INFO [stderr] Dec 19 16:40:17.719 INFO [stderr] warning: function is never used: `repeat_key` Dec 19 16:40:17.719 INFO [stderr] --> src/main.rs:281:1 Dec 19 16:40:17.719 INFO [stderr] | Dec 19 16:40:17.719 INFO [stderr] 281 | fn repeat_key(key : &Vec, required_len : usize) -> Vec { Dec 19 16:40:17.719 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.719 INFO [stderr] Dec 19 16:40:17.719 INFO [stderr] warning: function is never used: `to_hex_string` Dec 19 16:40:17.719 INFO [stderr] --> src/main.rs:297:1 Dec 19 16:40:17.719 INFO [stderr] | Dec 19 16:40:17.719 INFO [stderr] 297 | fn to_hex_string(bytes: Vec) -> String { Dec 19 16:40:17.720 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.720 INFO [stderr] Dec 19 16:40:17.720 INFO [stderr] warning: function is never used: `from_hex_string` Dec 19 16:40:17.720 INFO [stderr] --> src/main.rs:306:1 Dec 19 16:40:17.720 INFO [stderr] | Dec 19 16:40:17.720 INFO [stderr] 306 | fn from_hex_string(hex : &String) -> Vec { Dec 19 16:40:17.720 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.720 INFO [stderr] Dec 19 16:40:17.720 INFO [stderr] warning: function is never used: `show_prompt` Dec 19 16:40:17.720 INFO [stderr] --> src/main.rs:406:1 Dec 19 16:40:17.720 INFO [stderr] | Dec 19 16:40:17.720 INFO [stderr] 406 | fn show_prompt() -> char { Dec 19 16:40:17.720 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.720 INFO [stderr] Dec 19 16:40:17.720 INFO [stderr] warning: function is never used: `print_keysize_warning` Dec 19 16:40:17.720 INFO [stderr] --> src/main.rs:425:1 Dec 19 16:40:17.720 INFO [stderr] | Dec 19 16:40:17.720 INFO [stderr] 425 | fn print_keysize_warning(key_size : usize, largest_file_size : u64, longest_name : usize) { Dec 19 16:40:17.720 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:17.720 INFO [stderr] Dec 19 16:40:17.720 INFO [stderr] warning: unused import: `std::fs` Dec 19 16:40:17.720 INFO [stderr] --> src/main.rs:16:5 Dec 19 16:40:17.720 INFO [stderr] | Dec 19 16:40:17.720 INFO [stderr] 16 | use std::fs; Dec 19 16:40:17.724 INFO [stderr] | ^^^^^^^ Dec 19 16:40:17.724 INFO [stderr] | Dec 19 16:40:17.724 INFO [stderr] = note: #[warn(unused_imports)] on by default Dec 19 16:40:17.724 INFO [stderr] Dec 19 16:40:17.951 INFO [stderr] warning: unused variable: `mode` Dec 19 16:40:17.951 INFO [stderr] --> src/main.rs:89:9 Dec 19 16:40:17.951 INFO [stderr] | Dec 19 16:40:17.951 INFO [stderr] 89 | let mode = if matches.is_present("decrypt") { Dec 19 16:40:17.951 INFO [stderr] | ^^^^ help: consider using `_mode` instead Dec 19 16:40:17.951 INFO [stderr] | Dec 19 16:40:17.952 INFO [stderr] = note: #[warn(unused_variables)] on by default Dec 19 16:40:17.952 INFO [stderr] Dec 19 16:40:17.952 INFO [stderr] warning: unused variable: `key_bytes` Dec 19 16:40:17.952 INFO [stderr] --> src/main.rs:96:9 Dec 19 16:40:17.952 INFO [stderr] | Dec 19 16:40:17.952 INFO [stderr] 96 | let key_bytes = get_key_bytes(&matches); Dec 19 16:40:17.952 INFO [stderr] | ^^^^^^^^^ help: consider using `_key_bytes` instead Dec 19 16:40:17.952 INFO [stderr] Dec 19 16:40:17.954 INFO [stderr] warning: unused variable: `matches` Dec 19 16:40:17.954 INFO [stderr] --> src/main.rs:310:22 Dec 19 16:40:17.954 INFO [stderr] | Dec 19 16:40:17.954 INFO [stderr] 310 | fn get_key_bytes<'a>(matches: &'a ArgMatches<'a>) -> Vec { Dec 19 16:40:17.954 INFO [stderr] | ^^^^^^^ help: consider using `_matches` instead Dec 19 16:40:17.954 INFO [stderr] Dec 19 16:40:17.989 INFO [stderr] warning: variable does not need to be mutable Dec 19 16:40:17.989 INFO [stderr] --> src/main.rs:311:9 Dec 19 16:40:17.989 INFO [stderr] | Dec 19 16:40:17.989 INFO [stderr] 311 | let mut key_bytes : Vec = Vec::new(); Dec 19 16:40:17.989 INFO [stderr] | ----^^^^^^^^^ Dec 19 16:40:17.989 INFO [stderr] | | Dec 19 16:40:17.989 INFO [stderr] | help: remove this `mut` Dec 19 16:40:17.990 INFO [stderr] | Dec 19 16:40:17.990 INFO [stderr] = note: #[warn(unused_mut)] on by default Dec 19 16:40:17.996 INFO [stderr] Dec 19 16:40:18.008 INFO [stderr] warning: variable does not need to be mutable Dec 19 16:40:18.009 INFO [stderr] --> src/main.rs:529:13 Dec 19 16:40:18.009 INFO [stderr] | Dec 19 16:40:18.009 INFO [stderr] 529 | let mut filenames = get_root_files(&fs); Dec 19 16:40:18.009 INFO [stderr] | ----^^^^^^^^^ Dec 19 16:40:18.009 INFO [stderr] | | Dec 19 16:40:18.009 INFO [stderr] | help: remove this `mut` Dec 19 16:40:18.009 INFO [stderr] Dec 19 16:40:18.013 INFO [stderr] warning: variable does not need to be mutable Dec 19 16:40:18.013 INFO [stderr] --> src/main.rs:556:13 Dec 19 16:40:18.013 INFO [stderr] | Dec 19 16:40:18.014 INFO [stderr] 556 | let mut filenames = get_root_files(&fs); Dec 19 16:40:18.014 INFO [stderr] | ----^^^^^^^^^ Dec 19 16:40:18.014 INFO [stderr] | | Dec 19 16:40:18.014 INFO [stderr] | help: remove this `mut` Dec 19 16:40:18.014 INFO [stderr] Dec 19 16:40:18.023 INFO [stderr] warning: struct is never constructed: `StdoutWriter` Dec 19 16:40:18.023 INFO [stderr] --> src/stdout_writer.rs:11:1 Dec 19 16:40:18.023 INFO [stderr] | Dec 19 16:40:18.023 INFO [stderr] 11 | pub struct StdoutWriter; Dec 19 16:40:18.023 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:18.023 INFO [stderr] | Dec 19 16:40:18.023 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 19 16:40:18.023 INFO [stderr] Dec 19 16:40:18.024 INFO [stderr] warning: function is never used: `show_prompt` Dec 19 16:40:18.024 INFO [stderr] --> src/main.rs:406:1 Dec 19 16:40:18.024 INFO [stderr] | Dec 19 16:40:18.024 INFO [stderr] 406 | fn show_prompt() -> char { Dec 19 16:40:18.024 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:18.024 INFO [stderr] Dec 19 16:40:18.028 INFO [stderr] warning: function is never used: `print_keysize_warning` Dec 19 16:40:18.028 INFO [stderr] --> src/main.rs:425:1 Dec 19 16:40:18.028 INFO [stderr] | Dec 19 16:40:18.028 INFO [stderr] 425 | fn print_keysize_warning(key_size : usize, largest_file_size : u64, longest_name : usize) { Dec 19 16:40:18.028 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:40:18.028 INFO [stderr] Dec 19 16:40:18.079 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.80s Dec 19 16:40:18.900 INFO running `"docker" "inspect" "918af133b6c3139205504f0b1966397216ae083d98a906dccc87877116d96a5e"` Dec 19 16:40:19.198 INFO running `"docker" "rm" "-f" "918af133b6c3139205504f0b1966397216ae083d98a906dccc87877116d96a5e"` Dec 19 16:40:19.448 INFO [stdout] 918af133b6c3139205504f0b1966397216ae083d98a906dccc87877116d96a5e