Dec 19 21:55:13.659 INFO checking ShaunApps/cryptopals-challenges against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 21:55:13.659 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/ShaunApps/cryptopals-challenges:/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 21:55:14.082 INFO [stdout] 24a1eaa0d761b21fd1feb9ef8994ec0806ea6390184d3dc97c16c2deca1ec3da
Dec 19 21:55:14.084 INFO running `"docker" "start" "-a" "24a1eaa0d761b21fd1feb9ef8994ec0806ea6390184d3dc97c16c2deca1ec3da"`
Dec 19 21:55:15.928 INFO [stderr]     Checking rust-crypto v0.2.36
Dec 19 21:55:21.310 INFO [stderr]     Checking cryptopals v0.1.0 (/opt/crater/workdir)
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `hex`
Dec 19 21:55:21.869 INFO [stderr]  --> src/challenge_set_1/break_repeating_key_xor.rs:4:5
Dec 19 21:55:21.869 INFO [stderr]   |
Dec 19 21:55:21.869 INFO [stderr] 4 | use hex;
Dec 19 21:55:21.869 INFO [stderr]   |     ^^^
Dec 19 21:55:21.869 INFO [stderr]   |
Dec 19 21:55:21.869 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `std::io`
Dec 19 21:55:21.869 INFO [stderr]  --> src/challenge_set_1/break_repeating_key_xor.rs:7:5
Dec 19 21:55:21.869 INFO [stderr]   |
Dec 19 21:55:21.869 INFO [stderr] 7 | use std::io;
Dec 19 21:55:21.869 INFO [stderr]   |     ^^^^^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `std::io::BufRead`
Dec 19 21:55:21.869 INFO [stderr]  --> src/challenge_set_1/break_repeating_key_xor.rs:9:5
Dec 19 21:55:21.869 INFO [stderr]   |
Dec 19 21:55:21.869 INFO [stderr] 9 | use std::io::BufRead;
Dec 19 21:55:21.869 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `std::io::BufReader`
Dec 19 21:55:21.869 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:10:5
Dec 19 21:55:21.869 INFO [stderr]    |
Dec 19 21:55:21.869 INFO [stderr] 10 | use std::io::BufReader;
Dec 19 21:55:21.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `std::path::Path`
Dec 19 21:55:21.869 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:11:5
Dec 19 21:55:21.869 INFO [stderr]    |
Dec 19 21:55:21.869 INFO [stderr] 11 | use std::path::Path;
Dec 19 21:55:21.869 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `std::str`
Dec 19 21:55:21.869 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:12:5
Dec 19 21:55:21.869 INFO [stderr]    |
Dec 19 21:55:21.869 INFO [stderr] 12 | use std::str;
Dec 19 21:55:21.869 INFO [stderr]    |     ^^^^^^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `base64`
Dec 19 21:55:21.869 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:1:5
Dec 19 21:55:21.869 INFO [stderr]   |
Dec 19 21:55:21.869 INFO [stderr] 1 | use base64;
Dec 19 21:55:21.869 INFO [stderr]   |     ^^^^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `rand::prelude::*`
Dec 19 21:55:21.869 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:4:5
Dec 19 21:55:21.869 INFO [stderr]   |
Dec 19 21:55:21.869 INFO [stderr] 4 | use rand::prelude::*;
Dec 19 21:55:21.869 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused imports: `OsRng`, `Rng`
Dec 19 21:55:21.869 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:5:12
Dec 19 21:55:21.869 INFO [stderr]   |
Dec 19 21:55:21.869 INFO [stderr] 5 | use rand::{OsRng, Rng};
Dec 19 21:55:21.869 INFO [stderr]   |            ^^^^^  ^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `std::fs::File`
Dec 19 21:55:21.869 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:6:5
Dec 19 21:55:21.869 INFO [stderr]   |
Dec 19 21:55:21.869 INFO [stderr] 6 | use std::fs::File;
Dec 19 21:55:21.869 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 19 21:55:21.869 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:7:5
Dec 19 21:55:21.869 INFO [stderr]   |
Dec 19 21:55:21.869 INFO [stderr] 7 | use std::io::prelude::*;
Dec 19 21:55:21.869 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.869 INFO [stderr] 
Dec 19 21:55:21.869 INFO [stderr] warning: unused import: `std::io::BufRead`
Dec 19 21:55:21.869 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:8:5
Dec 19 21:55:21.870 INFO [stderr]   |
Dec 19 21:55:21.870 INFO [stderr] 8 | use std::io::BufRead;
Dec 19 21:55:21.870 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.870 INFO [stderr] warning: unused import: `std::io::BufReader`
Dec 19 21:55:21.870 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:9:5
Dec 19 21:55:21.870 INFO [stderr]   |
Dec 19 21:55:21.870 INFO [stderr] 9 | use std::io::BufReader;
Dec 19 21:55:21.870 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.870 INFO [stderr] warning: unused import: `std::str`
Dec 19 21:55:21.870 INFO [stderr]   --> src/challenge_set_1/challenge_7.rs:10:5
Dec 19 21:55:21.870 INFO [stderr]    |
Dec 19 21:55:21.870 INFO [stderr] 10 | use std::str;
Dec 19 21:55:21.870 INFO [stderr]    |     ^^^^^^^^
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.870 INFO [stderr] warning: unused import: `std::path::Path`
Dec 19 21:55:21.870 INFO [stderr]  --> src/challenge_set_1/detect_single_char_xor.rs:5:5
Dec 19 21:55:21.870 INFO [stderr]   |
Dec 19 21:55:21.870 INFO [stderr] 5 | use std::path::Path;
Dec 19 21:55:21.870 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.870 INFO [stderr] warning: unused import: `base64`
Dec 19 21:55:21.870 INFO [stderr]  --> src/challenge_set_1/fixed_XOR.rs:1:5
Dec 19 21:55:21.870 INFO [stderr]   |
Dec 19 21:55:21.870 INFO [stderr] 1 | use base64;
Dec 19 21:55:21.870 INFO [stderr]   |     ^^^^^^
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.870 INFO [stderr] warning: unused import: `std::str::from_utf8`
Dec 19 21:55:21.870 INFO [stderr]  --> src/challenge_set_1/repeating_key_xor.rs:2:5
Dec 19 21:55:21.870 INFO [stderr]   |
Dec 19 21:55:21.870 INFO [stderr] 2 | use std::str::from_utf8;
Dec 19 21:55:21.870 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.870 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 21:55:21.870 INFO [stderr]   --> src/challenge_set_1/repeating_key_xor.rs:11:12
Dec 19 21:55:21.870 INFO [stderr]    |
Dec 19 21:55:21.870 INFO [stderr] 11 |         if ((index + 1) == key.as_bytes().len()) {
Dec 19 21:55:21.870 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 21:55:21.870 INFO [stderr]    |
Dec 19 21:55:21.870 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.870 INFO [stderr] warning: unused import: `base64`
Dec 19 21:55:21.870 INFO [stderr]  --> src/challenge_set_1/single_byte_xor_cipher.rs:1:5
Dec 19 21:55:21.870 INFO [stderr]   |
Dec 19 21:55:21.870 INFO [stderr] 1 | use base64;
Dec 19 21:55:21.870 INFO [stderr]   |     ^^^^^^
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.870 INFO [stderr] warning: unused import: `challenge_set_1::detect_single_char_xor::detect_sing_char_xor`
Dec 19 21:55:21.870 INFO [stderr]  --> src/main.rs:8:5
Dec 19 21:55:21.870 INFO [stderr]   |
Dec 19 21:55:21.870 INFO [stderr] 8 | use challenge_set_1::detect_single_char_xor::detect_sing_char_xor;
Dec 19 21:55:21.870 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.870 INFO [stderr] warning: unused import: `challenge_set_1::single_byte_xor_cipher::single_byte_xor_cipher`
Dec 19 21:55:21.870 INFO [stderr]   --> src/main.rs:10:5
Dec 19 21:55:21.870 INFO [stderr]    |
Dec 19 21:55:21.870 INFO [stderr] 10 | use challenge_set_1::single_byte_xor_cipher::single_byte_xor_cipher;
Dec 19 21:55:21.870 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.870 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `hex`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/break_repeating_key_xor.rs:4:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 4 | use hex;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `std::io`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/break_repeating_key_xor.rs:7:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 7 | use std::io;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `std::io::BufRead`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/break_repeating_key_xor.rs:9:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 9 | use std::io::BufRead;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `std::io::BufReader`
Dec 19 21:55:21.921 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:10:5
Dec 19 21:55:21.921 INFO [stderr]    |
Dec 19 21:55:21.921 INFO [stderr] 10 | use std::io::BufReader;
Dec 19 21:55:21.921 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `std::path::Path`
Dec 19 21:55:21.921 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:11:5
Dec 19 21:55:21.921 INFO [stderr]    |
Dec 19 21:55:21.921 INFO [stderr] 11 | use std::path::Path;
Dec 19 21:55:21.921 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `rand::prelude::*`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:4:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 4 | use rand::prelude::*;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused imports: `OsRng`, `Rng`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:5:12
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 5 | use rand::{OsRng, Rng};
Dec 19 21:55:21.921 INFO [stderr]   |            ^^^^^  ^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `std::io::prelude::*`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:7:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 7 | use std::io::prelude::*;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `std::io::BufRead`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/challenge_7.rs:8:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 8 | use std::io::BufRead;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^^^^^^^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `std::str`
Dec 19 21:55:21.921 INFO [stderr]   --> src/challenge_set_1/challenge_7.rs:10:5
Dec 19 21:55:21.921 INFO [stderr]    |
Dec 19 21:55:21.921 INFO [stderr] 10 | use std::str;
Dec 19 21:55:21.921 INFO [stderr]    |     ^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `std::path::Path`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/detect_single_char_xor.rs:5:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 5 | use std::path::Path;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^^^^^^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `base64`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/fixed_XOR.rs:1:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 1 | use base64;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `std::str::from_utf8`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/repeating_key_xor.rs:2:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 2 | use std::str::from_utf8;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 19 21:55:21.921 INFO [stderr]   --> src/challenge_set_1/repeating_key_xor.rs:11:12
Dec 19 21:55:21.921 INFO [stderr]    |
Dec 19 21:55:21.921 INFO [stderr] 11 |         if ((index + 1) == key.as_bytes().len()) {
Dec 19 21:55:21.921 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 21:55:21.921 INFO [stderr]    |
Dec 19 21:55:21.921 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `base64`
Dec 19 21:55:21.921 INFO [stderr]  --> src/challenge_set_1/single_byte_xor_cipher.rs:1:5
Dec 19 21:55:21.921 INFO [stderr]   |
Dec 19 21:55:21.921 INFO [stderr] 1 | use base64;
Dec 19 21:55:21.921 INFO [stderr]   |     ^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `super::*`
Dec 19 21:55:21.921 INFO [stderr]   --> src/challenge_set_1/single_byte_xor_cipher.rs:88:9
Dec 19 21:55:21.921 INFO [stderr]    |
Dec 19 21:55:21.921 INFO [stderr] 88 |     use super::*;
Dec 19 21:55:21.921 INFO [stderr]    |         ^^^^^^^^
Dec 19 21:55:21.921 INFO [stderr] 
Dec 19 21:55:21.921 INFO [stderr] warning: unused import: `challenge_set_1::detect_single_char_xor::detect_sing_char_xor`
Dec 19 21:55:21.922 INFO [stderr]  --> src/main.rs:8:5
Dec 19 21:55:21.922 INFO [stderr]   |
Dec 19 21:55:21.922 INFO [stderr] 8 | use challenge_set_1::detect_single_char_xor::detect_sing_char_xor;
Dec 19 21:55:21.922 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.922 INFO [stderr] 
Dec 19 21:55:21.922 INFO [stderr] warning: unused import: `challenge_set_1::single_byte_xor_cipher::single_byte_xor_cipher`
Dec 19 21:55:21.922 INFO [stderr]   --> src/main.rs:10:5
Dec 19 21:55:21.922 INFO [stderr]    |
Dec 19 21:55:21.922 INFO [stderr] 10 | use challenge_set_1::single_byte_xor_cipher::single_byte_xor_cipher;
Dec 19 21:55:21.922 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:21.922 INFO [stderr] 
Dec 19 21:55:22.060 INFO [stderr] warning: variable `phrase` is assigned to, but never used
Dec 19 21:55:22.060 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:24:13
Dec 19 21:55:22.060 INFO [stderr]    |
Dec 19 21:55:22.060 INFO [stderr] 24 |     let mut phrase: String = "".to_string();
Dec 19 21:55:22.060 INFO [stderr]    |             ^^^^^^
Dec 19 21:55:22.060 INFO [stderr]    |
Dec 19 21:55:22.060 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 21:55:22.060 INFO [stderr]    = note: consider using `_phrase` instead
Dec 19 21:55:22.060 INFO [stderr] 
Dec 19 21:55:22.060 INFO [stderr] warning: value assigned to `phrase` is never read
Dec 19 21:55:22.060 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:33:13
Dec 19 21:55:22.061 INFO [stderr]    |
Dec 19 21:55:22.061 INFO [stderr] 33 |             phrase = match thing {
Dec 19 21:55:22.061 INFO [stderr]    |             ^^^^^^
Dec 19 21:55:22.061 INFO [stderr]    |
Dec 19 21:55:22.061 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 21:55:22.061 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 21:55:22.061 INFO [stderr] 
Dec 19 21:55:22.061 INFO [stderr] warning: unused variable: `error`
Dec 19 21:55:22.061 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:35:21
Dec 19 21:55:22.061 INFO [stderr]    |
Dec 19 21:55:22.061 INFO [stderr] 35 |                 Err(error) => String::from(""),
Dec 19 21:55:22.061 INFO [stderr]    |                     ^^^^^ help: consider using `_error` instead
Dec 19 21:55:22.061 INFO [stderr] 
Dec 19 21:55:22.061 INFO [stderr] warning: unused variable: `value`
Dec 19 21:55:22.061 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:84:15
Dec 19 21:55:22.061 INFO [stderr]    |
Dec 19 21:55:22.061 INFO [stderr] 84 |     for (key, value) in key_map.iter() {
Dec 19 21:55:22.061 INFO [stderr]    |               ^^^^^ help: consider using `_value` instead
Dec 19 21:55:22.061 INFO [stderr] 
Dec 19 21:55:22.061 INFO [stderr] warning: unused variable: `e`
Dec 19 21:55:22.061 INFO [stderr]   --> src/challenge_set_1/single_byte_xor_cipher.rs:44:13
Dec 19 21:55:22.061 INFO [stderr]    |
Dec 19 21:55:22.061 INFO [stderr] 44 |         Err(e) => String::from(""),
Dec 19 21:55:22.061 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 21:55:22.061 INFO [stderr] 
Dec 19 21:55:22.061 INFO [stderr] warning: unused variable: `length`
Dec 19 21:55:22.061 INFO [stderr]   --> src/challenge_set_1/single_byte_xor_cipher.rs:57:9
Dec 19 21:55:22.061 INFO [stderr]    |
Dec 19 21:55:22.061 INFO [stderr] 57 |     let length = data_as_bytes.len();
Dec 19 21:55:22.061 INFO [stderr]    |         ^^^^^^ help: consider using `_length` instead
Dec 19 21:55:22.061 INFO [stderr] 
Dec 19 21:55:22.061 INFO [stderr] warning: unused variable: `error`
Dec 19 21:55:22.061 INFO [stderr]   --> src/challenge_set_1/single_byte_xor_cipher.rs:78:21
Dec 19 21:55:22.061 INFO [stderr]    |
Dec 19 21:55:22.061 INFO [stderr] 78 |                 Err(error) => String::from(""),
Dec 19 21:55:22.061 INFO [stderr]    |                     ^^^^^ help: consider using `_error` instead
Dec 19 21:55:22.061 INFO [stderr] 
Dec 19 21:55:22.108 INFO [stderr] warning: variable `phrase` is assigned to, but never used
Dec 19 21:55:22.108 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:24:13
Dec 19 21:55:22.108 INFO [stderr]    |
Dec 19 21:55:22.108 INFO [stderr] 24 |     let mut phrase: String = "".to_string();
Dec 19 21:55:22.108 INFO [stderr]    |             ^^^^^^
Dec 19 21:55:22.108 INFO [stderr]    |
Dec 19 21:55:22.108 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 21:55:22.108 INFO [stderr]    = note: consider using `_phrase` instead
Dec 19 21:55:22.108 INFO [stderr] 
Dec 19 21:55:22.108 INFO [stderr] warning: value assigned to `phrase` is never read
Dec 19 21:55:22.108 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:33:13
Dec 19 21:55:22.108 INFO [stderr]    |
Dec 19 21:55:22.108 INFO [stderr] 33 |             phrase = match thing {
Dec 19 21:55:22.109 INFO [stderr]    |             ^^^^^^
Dec 19 21:55:22.109 INFO [stderr]    |
Dec 19 21:55:22.109 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 21:55:22.109 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 21:55:22.109 INFO [stderr] 
Dec 19 21:55:22.109 INFO [stderr] warning: unused variable: `error`
Dec 19 21:55:22.109 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:35:21
Dec 19 21:55:22.109 INFO [stderr]    |
Dec 19 21:55:22.109 INFO [stderr] 35 |                 Err(error) => String::from(""),
Dec 19 21:55:22.109 INFO [stderr]    |                     ^^^^^ help: consider using `_error` instead
Dec 19 21:55:22.109 INFO [stderr] 
Dec 19 21:55:22.109 INFO [stderr] warning: unused variable: `value`
Dec 19 21:55:22.109 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:84:15
Dec 19 21:55:22.109 INFO [stderr]    |
Dec 19 21:55:22.109 INFO [stderr] 84 |     for (key, value) in key_map.iter() {
Dec 19 21:55:22.109 INFO [stderr]    |               ^^^^^ help: consider using `_value` instead
Dec 19 21:55:22.109 INFO [stderr] 
Dec 19 21:55:22.109 INFO [stderr] warning: unused variable: `e`
Dec 19 21:55:22.109 INFO [stderr]   --> src/challenge_set_1/single_byte_xor_cipher.rs:44:13
Dec 19 21:55:22.109 INFO [stderr]    |
Dec 19 21:55:22.109 INFO [stderr] 44 |         Err(e) => String::from(""),
Dec 19 21:55:22.109 INFO [stderr]    |             ^ help: consider using `_e` instead
Dec 19 21:55:22.109 INFO [stderr] 
Dec 19 21:55:22.109 INFO [stderr] warning: unused variable: `length`
Dec 19 21:55:22.109 INFO [stderr]   --> src/challenge_set_1/single_byte_xor_cipher.rs:57:9
Dec 19 21:55:22.109 INFO [stderr]    |
Dec 19 21:55:22.109 INFO [stderr] 57 |     let length = data_as_bytes.len();
Dec 19 21:55:22.109 INFO [stderr]    |         ^^^^^^ help: consider using `_length` instead
Dec 19 21:55:22.109 INFO [stderr] 
Dec 19 21:55:22.109 INFO [stderr] warning: unused variable: `error`
Dec 19 21:55:22.109 INFO [stderr]   --> src/challenge_set_1/single_byte_xor_cipher.rs:78:21
Dec 19 21:55:22.109 INFO [stderr]    |
Dec 19 21:55:22.109 INFO [stderr] 78 |                 Err(error) => String::from(""),
Dec 19 21:55:22.109 INFO [stderr]    |                     ^^^^^ help: consider using `_error` instead
Dec 19 21:55:22.109 INFO [stderr] 
Dec 19 21:55:22.121 INFO [stderr] warning: function is never used: `solve_blocks`
Dec 19 21:55:22.121 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:14:1
Dec 19 21:55:22.121 INFO [stderr]    |
Dec 19 21:55:22.121 INFO [stderr] 14 | fn solve_blocks(blocks: Vec<Vec<u8>>) -> Vec<u8> {
Dec 19 21:55:22.121 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:22.121 INFO [stderr]    |
Dec 19 21:55:22.121 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 21:55:22.121 INFO [stderr] 
Dec 19 21:55:22.121 INFO [stderr] warning: function is never used: `break_ciphertext_into_blocks`
Dec 19 21:55:22.121 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:42:1
Dec 19 21:55:22.121 INFO [stderr]    |
Dec 19 21:55:22.121 INFO [stderr] 42 | fn break_ciphertext_into_blocks(keysize: u8) -> Vec<Vec<u8>> {
Dec 19 21:55:22.121 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:22.121 INFO [stderr] 
Dec 19 21:55:22.121 INFO [stderr] warning: function is never used: `find_smallest_KEYSIZE`
Dec 19 21:55:22.121 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:76:1
Dec 19 21:55:22.121 INFO [stderr]    |
Dec 19 21:55:22.121 INFO [stderr] 76 | fn find_smallest_KEYSIZE() -> Vec<u8> {
Dec 19 21:55:22.121 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:22.121 INFO [stderr] 
Dec 19 21:55:22.121 INFO [stderr] warning: function is never used: `normalized_KEYSIZE`
Dec 19 21:55:22.121 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:96:1
Dec 19 21:55:22.121 INFO [stderr]    |
Dec 19 21:55:22.121 INFO [stderr] 96 | fn normalized_KEYSIZE(key_guess: u8) -> f64 {
Dec 19 21:55:22.121 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 21:55:22.121 INFO [stderr] 
Dec 19 21:55:22.121 INFO [stderr] warning: function is never used: `decrypt`
Dec 19 21:55:22.121 INFO [stderr]   --> src/challenge_set_1/challenge_7.rs:13:1
Dec 19 21:55:22.121 INFO [stderr]    |
Dec 19 21:55:22.121 INFO [stderr] 13 | / fn decrypt(
Dec 19 21:55:22.121 INFO [stderr] 14 | |     encrypted_data: &[u8],
Dec 19 21:55:22.121 INFO [stderr] 15 | |     key: &[u8],
Dec 19 21:55:22.121 INFO [stderr] 16 | | ) -> Result<Vec<u8>, symmetriccipher::SymmetricCipherError> {
Dec 19 21:55:22.121 INFO [stderr] ...  |
Dec 19 21:55:22.121 INFO [stderr] 39 | |     Ok(final_result)
Dec 19 21:55:22.121 INFO [stderr] 40 | | }
Dec 19 21:55:22.121 INFO [stderr]    | |_^
Dec 19 21:55:22.121 INFO [stderr] 
Dec 19 21:55:22.121 INFO [stderr] warning: function `find_smallest_KEYSIZE` should have a snake case name such as `find_smallest_keysize`
Dec 19 21:55:22.121 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:76:1
Dec 19 21:55:22.121 INFO [stderr]    |
Dec 19 21:55:22.121 INFO [stderr] 76 | / fn find_smallest_KEYSIZE() -> Vec<u8> {
Dec 19 21:55:22.121 INFO [stderr] 77 | |     let mut key_map: HashMap<usize, u8> = HashMap::new();
Dec 19 21:55:22.121 INFO [stderr] 78 | |
Dec 19 21:55:22.121 INFO [stderr] 79 | |     for i in 1..=40 {
Dec 19 21:55:22.121 INFO [stderr] ...  |
Dec 19 21:55:22.121 INFO [stderr] 92 | |     vec![value1, value2, value3]
Dec 19 21:55:22.121 INFO [stderr] 93 | | }
Dec 19 21:55:22.121 INFO [stderr]    | |_^
Dec 19 21:55:22.121 INFO [stderr]    |
Dec 19 21:55:22.121 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 21:55:22.121 INFO [stderr] 
Dec 19 21:55:22.121 INFO [stderr] warning: function `normalized_KEYSIZE` should have a snake case name such as `normalized_keysize`
Dec 19 21:55:22.121 INFO [stderr]    --> src/challenge_set_1/break_repeating_key_xor.rs:96:1
Dec 19 21:55:22.121 INFO [stderr]     |
Dec 19 21:55:22.121 INFO [stderr] 96  | / fn normalized_KEYSIZE(key_guess: u8) -> f64 {
Dec 19 21:55:22.121 INFO [stderr] 97  | |     let mut f = File::open("1_challenge_6.txt").unwrap();
Dec 19 21:55:22.121 INFO [stderr] 98  | |
Dec 19 21:55:22.121 INFO [stderr] 99  | |     let mut contents = String::new();
Dec 19 21:55:22.121 INFO [stderr] ...   |
Dec 19 21:55:22.121 INFO [stderr] 114 | |     final_distance / pairs as f64
Dec 19 21:55:22.121 INFO [stderr] 115 | | }
Dec 19 21:55:22.121 INFO [stderr]     | |_^
Dec 19 21:55:22.121 INFO [stderr] 
Dec 19 21:55:22.121 INFO [stderr] warning: module `fixed_XOR` should have a snake case name such as `fixed_xor`
Dec 19 21:55:22.121 INFO [stderr]  --> src/challenge_set_1/mod.rs:7:1
Dec 19 21:55:22.121 INFO [stderr]   |
Dec 19 21:55:22.121 INFO [stderr] 7 | pub mod fixed_XOR;
Dec 19 21:55:22.121 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 19 21:55:22.121 INFO [stderr] 
Dec 19 21:55:22.121 INFO [stderr] warning: function `fixed_XOR` should have a snake case name such as `fixed_xor`
Dec 19 21:55:22.121 INFO [stderr]   --> src/challenge_set_1/fixed_XOR.rs:19:1
Dec 19 21:55:22.121 INFO [stderr]    |
Dec 19 21:55:22.121 INFO [stderr] 19 | / pub fn fixed_XOR(data_1: &str, data_2: &str) -> String {
Dec 19 21:55:22.121 INFO [stderr] 20 | |     let one = hex::decode(data_1).unwrap();
Dec 19 21:55:22.121 INFO [stderr] 21 | |     let two = hex::decode(data_2).unwrap();
Dec 19 21:55:22.121 INFO [stderr] 22 | |     let xor = BytesXOR(one) ^ BytesXOR(two);
Dec 19 21:55:22.121 INFO [stderr] 23 | |     hex::encode(xor.0)
Dec 19 21:55:22.121 INFO [stderr] 24 | | }
Dec 19 21:55:22.121 INFO [stderr]    | |_^
Dec 19 21:55:22.121 INFO [stderr] 
Dec 19 21:55:22.144 INFO [stderr] warning: variable does not need to be mutable
Dec 19 21:55:22.144 INFO [stderr]   --> src/challenge_set_1/challenge_7.rs:48:13
Dec 19 21:55:22.144 INFO [stderr]    |
Dec 19 21:55:22.144 INFO [stderr] 48 |         let mut f = File::open("1_challenge_7.txt").unwrap();
Dec 19 21:55:22.144 INFO [stderr]    |             ----^
Dec 19 21:55:22.144 INFO [stderr]    |             |
Dec 19 21:55:22.144 INFO [stderr]    |             help: remove this `mut`
Dec 19 21:55:22.144 INFO [stderr]    |
Dec 19 21:55:22.144 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 21:55:22.144 INFO [stderr] 
Dec 19 21:55:22.144 INFO [stderr] warning: variable does not need to be mutable
Dec 19 21:55:22.144 INFO [stderr]   --> src/challenge_set_1/challenge_7.rs:49:13
Dec 19 21:55:22.144 INFO [stderr]    |
Dec 19 21:55:22.144 INFO [stderr] 49 |         let mut buf_reader = BufReader::new(f);
Dec 19 21:55:22.144 INFO [stderr]    |             ----^^^^^^^^^^
Dec 19 21:55:22.144 INFO [stderr]    |             |
Dec 19 21:55:22.145 INFO [stderr]    |             help: remove this `mut`
Dec 19 21:55:22.145 INFO [stderr] 
Dec 19 21:55:22.164 INFO [stderr] warning: function `find_smallest_KEYSIZE` should have a snake case name such as `find_smallest_keysize`
Dec 19 21:55:22.164 INFO [stderr]   --> src/challenge_set_1/break_repeating_key_xor.rs:76:1
Dec 19 21:55:22.164 INFO [stderr]    |
Dec 19 21:55:22.164 INFO [stderr] 76 | / fn find_smallest_KEYSIZE() -> Vec<u8> {
Dec 19 21:55:22.164 INFO [stderr] 77 | |     let mut key_map: HashMap<usize, u8> = HashMap::new();
Dec 19 21:55:22.164 INFO [stderr] 78 | |
Dec 19 21:55:22.164 INFO [stderr] 79 | |     for i in 1..=40 {
Dec 19 21:55:22.164 INFO [stderr] ...  |
Dec 19 21:55:22.164 INFO [stderr] 92 | |     vec![value1, value2, value3]
Dec 19 21:55:22.164 INFO [stderr] 93 | | }
Dec 19 21:55:22.164 INFO [stderr]    | |_^
Dec 19 21:55:22.164 INFO [stderr]    |
Dec 19 21:55:22.164 INFO [stderr]    = note: #[warn(non_snake_case)] on by default
Dec 19 21:55:22.164 INFO [stderr] 
Dec 19 21:55:22.164 INFO [stderr] warning: function `normalized_KEYSIZE` should have a snake case name such as `normalized_keysize`
Dec 19 21:55:22.164 INFO [stderr]    --> src/challenge_set_1/break_repeating_key_xor.rs:96:1
Dec 19 21:55:22.164 INFO [stderr]     |
Dec 19 21:55:22.164 INFO [stderr] 96  | / fn normalized_KEYSIZE(key_guess: u8) -> f64 {
Dec 19 21:55:22.164 INFO [stderr] 97  | |     let mut f = File::open("1_challenge_6.txt").unwrap();
Dec 19 21:55:22.164 INFO [stderr] 98  | |
Dec 19 21:55:22.164 INFO [stderr] 99  | |     let mut contents = String::new();
Dec 19 21:55:22.164 INFO [stderr] ...   |
Dec 19 21:55:22.164 INFO [stderr] 114 | |     final_distance / pairs as f64
Dec 19 21:55:22.164 INFO [stderr] 115 | | }
Dec 19 21:55:22.164 INFO [stderr]     | |_^
Dec 19 21:55:22.164 INFO [stderr] 
Dec 19 21:55:22.168 INFO [stderr] warning: module `fixed_XOR` should have a snake case name such as `fixed_xor`
Dec 19 21:55:22.168 INFO [stderr]  --> src/challenge_set_1/mod.rs:7:1
Dec 19 21:55:22.168 INFO [stderr]   |
Dec 19 21:55:22.168 INFO [stderr] 7 | pub mod fixed_XOR;
Dec 19 21:55:22.168 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^
Dec 19 21:55:22.168 INFO [stderr] 
Dec 19 21:55:22.168 INFO [stderr] warning: function `fixed_XOR` should have a snake case name such as `fixed_xor`
Dec 19 21:55:22.168 INFO [stderr]   --> src/challenge_set_1/fixed_XOR.rs:19:1
Dec 19 21:55:22.168 INFO [stderr]    |
Dec 19 21:55:22.168 INFO [stderr] 19 | / pub fn fixed_XOR(data_1: &str, data_2: &str) -> String {
Dec 19 21:55:22.168 INFO [stderr] 20 | |     let one = hex::decode(data_1).unwrap();
Dec 19 21:55:22.168 INFO [stderr] 21 | |     let two = hex::decode(data_2).unwrap();
Dec 19 21:55:22.168 INFO [stderr] 22 | |     let xor = BytesXOR(one) ^ BytesXOR(two);
Dec 19 21:55:22.168 INFO [stderr] 23 | |     hex::encode(xor.0)
Dec 19 21:55:22.168 INFO [stderr] 24 | | }
Dec 19 21:55:22.168 INFO [stderr]    | |_^
Dec 19 21:55:22.168 INFO [stderr] 
Dec 19 21:55:22.168 INFO [stderr] warning: function `test_fixed_XOR` should have a snake case name such as `test_fixed_xor`
Dec 19 21:55:22.168 INFO [stderr]   --> src/challenge_set_1/fixed_XOR.rs:31:5
Dec 19 21:55:22.168 INFO [stderr]    |
Dec 19 21:55:22.168 INFO [stderr] 31 | /     fn test_fixed_XOR() {
Dec 19 21:55:22.168 INFO [stderr] 32 | |         let data_1 = "1c0111001f010100061a024b53535009181c";
Dec 19 21:55:22.168 INFO [stderr] 33 | |         let data_2 = "686974207468652062756c6c277320657965";
Dec 19 21:55:22.168 INFO [stderr] 34 | |         assert_eq!(
Dec 19 21:55:22.169 INFO [stderr] ...  |
Dec 19 21:55:22.169 INFO [stderr] 37 | |         );
Dec 19 21:55:22.169 INFO [stderr] 38 | |     }
Dec 19 21:55:22.169 INFO [stderr]    | |_____^
Dec 19 21:55:22.169 INFO [stderr] 
Dec 19 21:55:22.195 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.34s
Dec 19 21:55:22.534 INFO running `"docker" "inspect" "24a1eaa0d761b21fd1feb9ef8994ec0806ea6390184d3dc97c16c2deca1ec3da"`
Dec 19 21:55:22.824 INFO running `"docker" "rm" "-f" "24a1eaa0d761b21fd1feb9ef8994ec0806ea6390184d3dc97c16c2deca1ec3da"`
Dec 19 21:55:23.124 INFO [stdout] 24a1eaa0d761b21fd1feb9ef8994ec0806ea6390184d3dc97c16c2deca1ec3da