[INFO] cloning repository https://github.com/lucasalavapena/cryptography-pals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lucasalavapena/cryptography-pals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasalavapena%2Fcryptography-pals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasalavapena%2Fcryptography-pals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97b5e64ddc99fe50ef80321136fecd82bf8cd458
[INFO] testing lucasalavapena/cryptography-pals against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flucasalavapena%2Fcryptography-pals" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lucasalavapena/cryptography-pals
[INFO] finished tweaking git repo https://github.com/lucasalavapena/cryptography-pals
[INFO] tweaked toml for git repo https://github.com/lucasalavapena/cryptography-pals written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lucasalavapena/cryptography-pals on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lucasalavapena/cryptography-pals already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 330a7d3fac3e963bd0ef6d0cd3cd5153fdc85ea9e7287d305f8c9ebac238d710
[INFO] running `Command { std: "docker" "start" "-a" "330a7d3fac3e963bd0ef6d0cd3cd5153fdc85ea9e7287d305f8c9ebac238d710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "330a7d3fac3e963bd0ef6d0cd3cd5153fdc85ea9e7287d305f8c9ebac238d710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "330a7d3fac3e963bd0ef6d0cd3cd5153fdc85ea9e7287d305f8c9ebac238d710", kill_on_drop: false }`
[INFO] [stdout] 330a7d3fac3e963bd0ef6d0cd3cd5153fdc85ea9e7287d305f8c9ebac238d710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5990e31806222a4da51e6236286935101946a3a8ca55f144025a68278a9e87df
[INFO] running `Command { std: "docker" "start" "-a" "5990e31806222a4da51e6236286935101946a3a8ca55f144025a68278a9e87df", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling openssl v0.10.54
[INFO] [stderr]    Compiling once_cell v1.17.2
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling openssl-sys v0.9.88
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling cryptography-pals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `block`
[INFO] [stdout]  --> src/attacks/ecb_byte_harder.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{aes_128, block};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/attacks/ecb_byte_harder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_random_vec`
[INFO] [stdout]   --> src/attacks/ecb_byte_harder.rs:11:49
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::utils::{generate_rand_vec_rand_size, generate_random_vec};
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/attacks/ecb_byte_simple.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     engine::{self, general_purpose},
[INFO] [stdout]   |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/attacks/ecb_byte_simple.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/metrics.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::zip`
[INFO] [stdout]  --> src/metrics.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::zip;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/rng.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 (mersenne_twitster.mt[i - 1]
[INFO] [stdout]    |                 ^
[INFO] [stdout] 69 |                     ^ (mersenne_twitster.mt[i - 1] >> (mersenne_twitster.word_size - 2)))
[INFO] [stdout]    |                                                                                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 ~                 mersenne_twitster.mt[i - 1]
[INFO] [stdout] 69 ~                     ^ (mersenne_twitster.mt[i - 1] >> (mersenne_twitster.word_size - 2)) 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/metrics.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `counter_array` is never read
[INFO] [stdout]   --> src/aes_128.rs:95:42
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let mut counter_array: [u8; 8] = counter.to_le_bytes();
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/block.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for i in 0..block_size {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `did_overflow`
[INFO] [stdout]   --> src/rng.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |             let (value, did_overflow) = lhs.overflowing_mul(rhs);
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_did_overflow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/rng.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     for i in 0..10 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_helper` is never used
[INFO] [stdout]  --> src/aes_128.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn ecb_helper(
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encrypt` is never used
[INFO] [stdout]   --> src/aes_128.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn encrypt(
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decrypt` is never used
[INFO] [stdout]   --> src/aes_128.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn decrypt(
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encrypt` is never used
[INFO] [stdout]   --> src/aes_128.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn encrypt(bytes: &[u8], key: &[u8], iv: &[u8], block_size: usize) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decrypt` is never used
[INFO] [stdout]   --> src/aes_128.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn decrypt(bytes: &[u8], key: &[u8], iv: &[u8], block_size: usize) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `helper` is never used
[INFO] [stdout]   --> src/aes_128.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn helper(plaintext: &[u8], key: &[u8], nonce: u64) -> Result<Vec<u8>, ErrorStack> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encrypt` is never used
[INFO] [stdout]    --> src/aes_128.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn encrypt(
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decrypt` is never used
[INFO] [stdout]    --> src/aes_128.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn decrypt(
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AESModes` is never used
[INFO] [stdout]  --> src/attacks/aes_mode.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum AESModes {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encryption_oracle` is never used
[INFO] [stdout]   --> src/attacks/aes_mode.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn encryption_oracle(bytes: Vec<u8>, key_size: usize) -> (Vec<u8>, AESModes) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EMPTY_IV` is never used
[INFO] [stdout]  --> src/attacks/cbc_bitflip.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const EMPTY_IV: [u8; 16] = [0; 16];
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CBCBitflipper` is never constructed
[INFO] [stdout]  --> src/attacks/cbc_bitflip.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct CBCBitflipper {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `encrypt`, and `decrypt` are never used
[INFO] [stdout]   --> src/attacks/cbc_bitflip.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl CBCBitflipper {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 12 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn encrypt(&self, input: &str) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn decrypt(&self, ciphertext: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cbc_bitflipping_attack` is never used
[INFO] [stdout]   --> src/attacks/cbc_bitflip.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn cbc_bitflipping_attack() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RANDOM_KEY` is never used
[INFO] [stdout]  --> src/attacks/ecb_byte_harder.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const RANDOM_KEY: [u8; 16] = [
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_input` is never used
[INFO] [stdout]   --> src/attacks/ecb_byte_harder.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn ecb_input(attacker_input: &[u8], random_prefix: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_oracle` is never used
[INFO] [stdout]   --> src/attacks/ecb_byte_harder.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn ecb_oracle(ecb_encrypter: fn(&[u8], &[u8]) -> Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RANDOM_KEY` is never used
[INFO] [stdout]  --> src/attacks/ecb_byte_simple.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const RANDOM_KEY: [u8; 16] = [
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `padded_ecb` is never used
[INFO] [stdout]   --> src/attacks/ecb_byte_simple.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn padded_ecb(input: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_oracle` is never used
[INFO] [stdout]   --> src/attacks/ecb_byte_simple.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn ecb_oracle(ecb_encrypter: fn(&[u8]) -> Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_map` is never used
[INFO] [stdout]  --> src/attacks/ecb_cut_paste.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn display_map(map: &Vec<(String, String)>) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]   --> src/attacks/ecb_cut_paste.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn parse(input: &str) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `profile_for` is never used
[INFO] [stdout]   --> src/attacks/ecb_cut_paste.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn profile_for(email_address: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_cute_paste_oracle` is never used
[INFO] [stdout]   --> src/attacks/ecb_cut_paste.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn ecb_cute_paste_oracle() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `base64_hashmap` is never used
[INFO] [stdout]  --> src/bases.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn base64_hashmap() -> HashMap<u8, char> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hex_to_binary` is never used
[INFO] [stdout]   --> src/bases.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn hex_to_binary(c: char) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `u24_to_base64` is never used
[INFO] [stdout]   --> src/bases.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn u24_to_base64(input: [u8; 3]) -> [char; 4] {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tranpose_blocks` is never used
[INFO] [stdout]  --> src/block.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn tranpose_blocks(bytes: Vec<u8>, chunk_size: usize) -> Vec<Vec<u8>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InvalidPKCS7Padding` is never constructed
[INFO] [stdout]   --> src/block.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct InvalidPKCS7Padding;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pkcs7_padding` is never used
[INFO] [stdout]   --> src/block.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn pkcs7_padding(block: &[u8], block_size: usize) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pkcs7_padding_remove` is never used
[INFO] [stdout]   --> src/block.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn pkcs7_padding_remove(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FREQUENCY_CHAR` is never used
[INFO] [stdout]   --> src/metrics.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const FREQUENCY_CHAR: [u32; 26] = [
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `score_based_char_freq` is never used
[INFO] [stdout]   --> src/metrics.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn score_based_char_freq(bytes: Vec<u8>) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_best_key` is never used
[INFO] [stdout]   --> src/metrics.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn get_best_key(bytes: &[u8]) -> (u32, u8) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_repeated_blocks` is never used
[INFO] [stdout]   --> src/metrics.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn count_repeated_blocks(bytes: &[u8], block_size: usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_repeated_chunk_indexes` is never used
[INFO] [stdout]    --> src/metrics.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn find_repeated_chunk_indexes(data: &[u8], chunk_len: usize) -> Vec<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hamming_distance` is never used
[INFO] [stdout]    --> src/metrics.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn hamming_distance<I, J>(a: I, b: J) -> usize
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MT19937` is never constructed
[INFO] [stdout]  --> src/rng.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MT19937 {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `extract_number`, and `twist` are never used
[INFO] [stdout]   --> src/rng.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl MT19937 {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 59 |     fn new(seed: u32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn extract_number(&mut self) -> Option<u32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn twist(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `crack_mt19937` is never used
[INFO] [stdout]    --> src/rng.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn crack_mt19937() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_random_vec` is never used
[INFO] [stdout]  --> src/utils.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn generate_random_vec(key_size: usize) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_rand_vec_rand_size` is never used
[INFO] [stdout]  --> src/utils.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn generate_rand_vec_rand_size(lower_bound_size: usize, upper_bound_size: usize) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor_bytes` is never used
[INFO] [stdout]  --> src/xor.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn xor_bytes(x: Vec<u8>, y: Vec<u8>) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor_bytes_single` is never used
[INFO] [stdout]  --> src/xor.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn xor_bytes_single(x: Vec<u8>, y: u8) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repeating_key_xor` is never used
[INFO] [stdout]   --> src/xor.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn repeating_key_xor(input: Vec<u8>, key: Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor_bytes2` is never used
[INFO] [stdout]   --> src/xor.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn xor_bytes2<T, S, U>(x: T, y: S) -> U
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xA` should have a snake case name
[INFO] [stdout]   --> src/rng.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let mut xA = x >> 1;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.07s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.54
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "5990e31806222a4da51e6236286935101946a3a8ca55f144025a68278a9e87df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5990e31806222a4da51e6236286935101946a3a8ca55f144025a68278a9e87df", kill_on_drop: false }`
[INFO] [stdout] 5990e31806222a4da51e6236286935101946a3a8ca55f144025a68278a9e87df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ebb5f6c6a7ae6d3dd5c2fe934f1187f3f91388781bb87ce319a6e0a37b2f283
[INFO] running `Command { std: "docker" "start" "-a" "9ebb5f6c6a7ae6d3dd5c2fe934f1187f3f91388781bb87ce319a6e0a37b2f283", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `block`
[INFO] [stdout]  --> src/attacks/ecb_byte_harder.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{aes_128, block};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/attacks/ecb_byte_harder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_random_vec`
[INFO] [stdout]   --> src/attacks/ecb_byte_harder.rs:11:49
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::utils::{generate_rand_vec_rand_size, generate_random_vec};
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/attacks/ecb_byte_simple.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     engine::{self, general_purpose},
[INFO] [stdout]   |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/attacks/ecb_byte_simple.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/metrics.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::zip`
[INFO] [stdout]  --> src/metrics.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::zip;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/rng.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 (mersenne_twitster.mt[i - 1]
[INFO] [stdout]    |                 ^
[INFO] [stdout] 69 |                     ^ (mersenne_twitster.mt[i - 1] >> (mersenne_twitster.word_size - 2)))
[INFO] [stdout]    |                                                                                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 ~                 mersenne_twitster.mt[i - 1]
[INFO] [stdout] 69 ~                     ^ (mersenne_twitster.mt[i - 1] >> (mersenne_twitster.word_size - 2)) 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/metrics.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `counter_array` is never read
[INFO] [stdout]   --> src/aes_128.rs:95:42
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let mut counter_array: [u8; 8] = counter.to_le_bytes();
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/block.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for i in 0..block_size {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `did_overflow`
[INFO] [stdout]   --> src/rng.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |             let (value, did_overflow) = lhs.overflowing_mul(rhs);
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_did_overflow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/rng.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     for i in 0..10 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_helper` is never used
[INFO] [stdout]  --> src/aes_128.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn ecb_helper(
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encrypt` is never used
[INFO] [stdout]   --> src/aes_128.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn encrypt(
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decrypt` is never used
[INFO] [stdout]   --> src/aes_128.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 34 |     pub fn decrypt(
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encrypt` is never used
[INFO] [stdout]   --> src/aes_128.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn encrypt(bytes: &[u8], key: &[u8], iv: &[u8], block_size: usize) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decrypt` is never used
[INFO] [stdout]   --> src/aes_128.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     pub fn decrypt(bytes: &[u8], key: &[u8], iv: &[u8], block_size: usize) -> Vec<u8> {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `helper` is never used
[INFO] [stdout]   --> src/aes_128.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 |     fn helper(plaintext: &[u8], key: &[u8], nonce: u64) -> Result<Vec<u8>, ErrorStack> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encrypt` is never used
[INFO] [stdout]    --> src/aes_128.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn encrypt(
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decrypt` is never used
[INFO] [stdout]    --> src/aes_128.rs:129:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn decrypt(
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cryptography-pals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `AESModes` is never used
[INFO] [stdout]  --> src/attacks/aes_mode.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub enum AESModes {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encryption_oracle` is never used
[INFO] [stdout]   --> src/attacks/aes_mode.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn encryption_oracle(bytes: Vec<u8>, key_size: usize) -> (Vec<u8>, AESModes) {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EMPTY_IV` is never used
[INFO] [stdout]  --> src/attacks/cbc_bitflip.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const EMPTY_IV: [u8; 16] = [0; 16];
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CBCBitflipper` is never constructed
[INFO] [stdout]  --> src/attacks/cbc_bitflip.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct CBCBitflipper {
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `encrypt`, and `decrypt` are never used
[INFO] [stdout]   --> src/attacks/cbc_bitflip.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl CBCBitflipper {
[INFO] [stdout]    | ------------------ associated items in this implementation
[INFO] [stdout] 12 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     fn encrypt(&self, input: &str) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn decrypt(&self, ciphertext: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cbc_bitflipping_attack` is never used
[INFO] [stdout]   --> src/attacks/cbc_bitflip.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub fn cbc_bitflipping_attack() -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RANDOM_KEY` is never used
[INFO] [stdout]  --> src/attacks/ecb_byte_harder.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const RANDOM_KEY: [u8; 16] = [
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_input` is never used
[INFO] [stdout]   --> src/attacks/ecb_byte_harder.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn ecb_input(attacker_input: &[u8], random_prefix: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_oracle` is never used
[INFO] [stdout]   --> src/attacks/ecb_byte_harder.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn ecb_oracle(ecb_encrypter: fn(&[u8], &[u8]) -> Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RANDOM_KEY` is never used
[INFO] [stdout]  --> src/attacks/ecb_byte_simple.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const RANDOM_KEY: [u8; 16] = [
[INFO] [stdout]   |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `padded_ecb` is never used
[INFO] [stdout]   --> src/attacks/ecb_byte_simple.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn padded_ecb(input: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_oracle` is never used
[INFO] [stdout]   --> src/attacks/ecb_byte_simple.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn ecb_oracle(ecb_encrypter: fn(&[u8]) -> Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_map` is never used
[INFO] [stdout]  --> src/attacks/ecb_cut_paste.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn display_map(map: &Vec<(String, String)>) -> String {
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse` is never used
[INFO] [stdout]   --> src/attacks/ecb_cut_paste.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn parse(input: &str) -> String {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `profile_for` is never used
[INFO] [stdout]   --> src/attacks/ecb_cut_paste.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn profile_for(email_address: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `ecb_cute_paste_oracle` is never used
[INFO] [stdout]   --> src/attacks/ecb_cut_paste.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn ecb_cute_paste_oracle() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `base64_hashmap` is never used
[INFO] [stdout]  --> src/bases.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn base64_hashmap() -> HashMap<u8, char> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hex_to_binary` is never used
[INFO] [stdout]   --> src/bases.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn hex_to_binary(c: char) -> u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `u24_to_base64` is never used
[INFO] [stdout]   --> src/bases.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub fn u24_to_base64(input: [u8; 3]) -> [char; 4] {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `tranpose_blocks` is never used
[INFO] [stdout]  --> src/block.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn tranpose_blocks(bytes: Vec<u8>, chunk_size: usize) -> Vec<Vec<u8>> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InvalidPKCS7Padding` is never constructed
[INFO] [stdout]   --> src/block.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct InvalidPKCS7Padding;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pkcs7_padding` is never used
[INFO] [stdout]   --> src/block.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn pkcs7_padding(block: &[u8], block_size: usize) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pkcs7_padding_remove` is never used
[INFO] [stdout]   --> src/block.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub fn pkcs7_padding_remove(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FREQUENCY_CHAR` is never used
[INFO] [stdout]   --> src/metrics.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const FREQUENCY_CHAR: [u32; 26] = [
[INFO] [stdout]    |       ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `score_based_char_freq` is never used
[INFO] [stdout]   --> src/metrics.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn score_based_char_freq(bytes: Vec<u8>) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_best_key` is never used
[INFO] [stdout]   --> src/metrics.rs:61:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub fn get_best_key(bytes: &[u8]) -> (u32, u8) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `count_repeated_blocks` is never used
[INFO] [stdout]   --> src/metrics.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn count_repeated_blocks(bytes: &[u8], block_size: usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_repeated_chunk_indexes` is never used
[INFO] [stdout]    --> src/metrics.rs:122:8
[INFO] [stdout]     |
[INFO] [stdout] 122 | pub fn find_repeated_chunk_indexes(data: &[u8], chunk_len: usize) -> Vec<usize> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hamming_distance` is never used
[INFO] [stdout]    --> src/metrics.rs:155:8
[INFO] [stdout]     |
[INFO] [stdout] 155 | pub fn hamming_distance<I, J>(a: I, b: J) -> usize
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `MT19937` is never constructed
[INFO] [stdout]  --> src/rng.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct MT19937 {
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `extract_number`, and `twist` are never used
[INFO] [stdout]   --> src/rng.rs:59:8
[INFO] [stdout]    |
[INFO] [stdout] 58 | impl MT19937 {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 59 |     fn new(seed: u32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn extract_number(&mut self) -> Option<u32> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 93 |     pub fn twist(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `crack_mt19937` is never used
[INFO] [stdout]    --> src/rng.rs:117:8
[INFO] [stdout]     |
[INFO] [stdout] 117 | pub fn crack_mt19937() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_random_vec` is never used
[INFO] [stdout]  --> src/utils.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn generate_random_vec(key_size: usize) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `generate_rand_vec_rand_size` is never used
[INFO] [stdout]  --> src/utils.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn generate_rand_vec_rand_size(lower_bound_size: usize, upper_bound_size: usize) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor_bytes` is never used
[INFO] [stdout]  --> src/xor.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn xor_bytes(x: Vec<u8>, y: Vec<u8>) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor_bytes_single` is never used
[INFO] [stdout]  --> src/xor.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn xor_bytes_single(x: Vec<u8>, y: u8) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repeating_key_xor` is never used
[INFO] [stdout]   --> src/xor.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub fn repeating_key_xor(input: Vec<u8>, key: Vec<u8>) -> Vec<u8> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `xor_bytes2` is never used
[INFO] [stdout]   --> src/xor.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn xor_bytes2<T, S, U>(x: T, y: S) -> U
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xA` should have a snake case name
[INFO] [stdout]   --> src/rng.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let mut xA = x >> 1;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]    --> src/aes_128.rs:143:18
[INFO] [stdout]     |
[INFO] [stdout] 143 |         engine::{self, general_purpose},
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `block`
[INFO] [stdout]  --> src/attacks/ecb_byte_harder.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::{aes_128, block};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/attacks/ecb_byte_harder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_random_vec`
[INFO] [stdout]   --> src/attacks/ecb_byte_harder.rs:11:49
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::utils::{generate_rand_vec_rand_size, generate_random_vec};
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/attacks/ecb_byte_simple.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     engine::{self, general_purpose},
[INFO] [stdout]   |              ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/attacks/ecb_byte_simple.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/metrics.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::zip`
[INFO] [stdout]  --> src/metrics.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::zip;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/rng.rs:68:17
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 (mersenne_twitster.mt[i - 1]
[INFO] [stdout]    |                 ^
[INFO] [stdout] 69 |                     ^ (mersenne_twitster.mt[i - 1] >> (mersenne_twitster.word_size - 2)))
[INFO] [stdout]    |                                                                                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 68 ~                 mersenne_twitster.mt[i - 1]
[INFO] [stdout] 69 ~                     ^ (mersenne_twitster.mt[i - 1] >> (mersenne_twitster.word_size - 2)) 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]   --> src/lib.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use itertools::Itertools;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::utils`
[INFO] [stdout]   --> src/lib.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     use crate::utils;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/lib.rs:24:18
[INFO] [stdout]    |
[INFO] [stdout] 24 |         engine::{self, general_purpose},
[INFO] [stdout]    |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `openssl::symm::Mode`
[INFO] [stdout]   --> src/lib.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     use openssl::symm::Mode;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/metrics.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `counter_array` is never read
[INFO] [stdout]   --> src/aes_128.rs:95:42
[INFO] [stdout]    |
[INFO] [stdout] 95 |         let mut counter_array: [u8; 8] = counter.to_le_bytes();
[INFO] [stdout]    |                                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/block.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for i in 0..block_size {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `did_overflow`
[INFO] [stdout]   --> src/rng.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |             let (value, did_overflow) = lhs.overflowing_mul(rhs);
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_did_overflow`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/rng.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     for i in 0..10 {
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]   --> src/lib.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let (score, key) = metrics::get_best_key(&decoded_input);
[INFO] [stdout]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]   --> src/lib.rs:88:15
[INFO] [stdout]    |
[INFO] [stdout] 88 |         let ((score, key), line) = decoded_input
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key_size`
[INFO] [stdout]    --> src/lib.rs:131:27
[INFO] [stdout]     |
[INFO] [stdout] 131 |             .min_by_key(|(key_size, normalised_score)| normalised_score.clone())
[INFO] [stdout]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `normalised_score`
[INFO] [stdout]    --> src/lib.rs:121:24
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let (key_size, normalised_score) = (2..=40)
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_normalised_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `score`
[INFO] [stdout]    --> src/lib.rs:138:18
[INFO] [stdout]     |
[INFO] [stdout] 138 |             let (score, block_key) = metrics::get_best_key(&block);
[INFO] [stdout]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `separation_p` is never read
[INFO] [stdout]   --> src/rng.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct MT19937 {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 13 |     separation_p: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `challenge_10` is never used
[INFO] [stdout]    --> src/lib.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 187 |     fn challenge_10() {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_PKCS7_padding` should have a snake case name
[INFO] [stdout]   --> src/block.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 |     fn test_PKCS7_padding() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_pkcs7_padding`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_PKCS7_padding_remove` should have a snake case name
[INFO] [stdout]   --> src/block.rs:83:8
[INFO] [stdout]    |
[INFO] [stdout] 83 |     fn test_PKCS7_padding_remove() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_pkcs7_padding_remove`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_PKCS7_padding_remove2` should have a snake case name
[INFO] [stdout]   --> src/block.rs:94:8
[INFO] [stdout]    |
[INFO] [stdout] 94 |     fn test_PKCS7_padding_remove2() {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_pkcs7_padding_remove2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_PKCS7_padding_remove3` should have a snake case name
[INFO] [stdout]    --> src/block.rs:102:8
[INFO] [stdout]     |
[INFO] [stdout] 102 |     fn test_PKCS7_padding_remove3() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_pkcs7_padding_remove3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `xA` should have a snake case name
[INFO] [stdout]   --> src/rng.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |             let mut xA = x >> 1;
[INFO] [stdout]    |                     ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `decoded_XORer` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let decoded_XORer = hex::decode(xorer).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `decoded_xorer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.65s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.54
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "9ebb5f6c6a7ae6d3dd5c2fe934f1187f3f91388781bb87ce319a6e0a37b2f283", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ebb5f6c6a7ae6d3dd5c2fe934f1187f3f91388781bb87ce319a6e0a37b2f283", kill_on_drop: false }`
[INFO] [stdout] 9ebb5f6c6a7ae6d3dd5c2fe934f1187f3f91388781bb87ce319a6e0a37b2f283
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89f6daf314d2161f8d24ae2c00daa40da90314ba61ccd2b05ba15dd9e3f09b7d
[INFO] running `Command { std: "docker" "start" "-a" "89f6daf314d2161f8d24ae2c00daa40da90314ba61ccd2b05ba15dd9e3f09b7d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `block`
[INFO] [stderr]  --> src/attacks/ecb_byte_harder.rs:3:22
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{aes_128, block};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/attacks/ecb_byte_harder.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `generate_random_vec`
[INFO] [stderr]   --> src/attacks/ecb_byte_harder.rs:11:49
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::utils::{generate_rand_vec_rand_size, generate_random_vec};
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/attacks/ecb_byte_simple.rs:4:14
[INFO] [stderr]   |
[INFO] [stderr] 4 |     engine::{self, general_purpose},
[INFO] [stderr]   |              ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/attacks/ecb_byte_simple.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/metrics.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::iter::zip`
[INFO] [stderr]  --> src/metrics.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::iter::zip;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> src/rng.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 (mersenne_twitster.mt[i - 1]
[INFO] [stderr]    |                 ^
[INFO] [stderr] 69 |                     ^ (mersenne_twitster.mt[i - 1] >> (mersenne_twitster.word_size - 2)))
[INFO] [stderr]    |                                                                                         ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 68 ~                 mersenne_twitster.mt[i - 1]
[INFO] [stderr] 69 ~                     ^ (mersenne_twitster.mt[i - 1] >> (mersenne_twitster.word_size - 2)) 
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]   --> src/lib.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use itertools::Itertools;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `itertools::Itertools`
[INFO] [stderr]  --> src/metrics.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use itertools::Itertools;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `counter_array` is never read
[INFO] [stderr]   --> src/aes_128.rs:95:42
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let mut counter_array: [u8; 8] = counter.to_le_bytes();
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/block.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     for i in 0..block_size {
[INFO] [stderr]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `did_overflow`
[INFO] [stderr]   --> src/rng.rs:71:25
[INFO] [stderr]    |
[INFO] [stderr] 71 |             let (value, did_overflow) = lhs.overflowing_mul(rhs);
[INFO] [stderr]    |                         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_did_overflow`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/rng.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |     for i in 0..10 {
[INFO] [stderr]     |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: function `ecb_helper` is never used
[INFO] [stderr]  --> src/aes_128.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn ecb_helper(
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `encrypt` is never used
[INFO] [stderr]   --> src/aes_128.rs:26:12
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub fn encrypt(
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `decrypt` is never used
[INFO] [stderr]   --> src/aes_128.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn decrypt(
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `encrypt` is never used
[INFO] [stderr]   --> src/aes_128.rs:49:12
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn encrypt(bytes: &[u8], key: &[u8], iv: &[u8], block_size: usize) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `decrypt` is never used
[INFO] [stderr]   --> src/aes_128.rs:68:12
[INFO] [stderr]    |
[INFO] [stderr] 68 |     pub fn decrypt(bytes: &[u8], key: &[u8], iv: &[u8], block_size: usize) -> Vec<u8> {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `helper` is never used
[INFO] [stderr]   --> src/aes_128.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 90 |     fn helper(plaintext: &[u8], key: &[u8], nonce: u64) -> Result<Vec<u8>, ErrorStack> {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `encrypt` is never used
[INFO] [stderr]    --> src/aes_128.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn encrypt(
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `decrypt` is never used
[INFO] [stderr]    --> src/aes_128.rs:129:12
[INFO] [stderr]     |
[INFO] [stderr] 129 |     pub fn decrypt(
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum `AESModes` is never used
[INFO] [stderr]  --> src/attacks/aes_mode.rs:7:10
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub enum AESModes {
[INFO] [stderr]   |          ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `encryption_oracle` is never used
[INFO] [stderr]   --> src/attacks/aes_mode.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn encryption_oracle(bytes: Vec<u8>, key_size: usize) -> (Vec<u8>, AESModes) {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `EMPTY_IV` is never used
[INFO] [stderr]  --> src/attacks/cbc_bitflip.rs:5:7
[INFO] [stderr]   |
[INFO] [stderr] 5 | const EMPTY_IV: [u8; 16] = [0; 16];
[INFO] [stderr]   |       ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `CBCBitflipper` is never constructed
[INFO] [stderr]  --> src/attacks/cbc_bitflip.rs:7:12
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub struct CBCBitflipper {
[INFO] [stderr]   |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `encrypt`, and `decrypt` are never used
[INFO] [stderr]   --> src/attacks/cbc_bitflip.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 11 | impl CBCBitflipper {
[INFO] [stderr]    | ------------------ associated items in this implementation
[INFO] [stderr] 12 |     fn new() -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 18 |     fn encrypt(&self, input: &str) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 31 |     fn decrypt(&self, ciphertext: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `cbc_bitflipping_attack` is never used
[INFO] [stderr]   --> src/attacks/cbc_bitflip.rs:36:8
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn cbc_bitflipping_attack() -> bool {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `RANDOM_KEY` is never used
[INFO] [stderr]  --> src/attacks/ecb_byte_harder.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const RANDOM_KEY: [u8; 16] = [
[INFO] [stderr]   |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `ecb_input` is never used
[INFO] [stderr]   --> src/attacks/ecb_byte_harder.rs:15:8
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub fn ecb_input(attacker_input: &[u8], random_prefix: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `ecb_oracle` is never used
[INFO] [stderr]   --> src/attacks/ecb_byte_harder.rs:26:8
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn ecb_oracle(ecb_encrypter: fn(&[u8], &[u8]) -> Vec<u8>) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `RANDOM_KEY` is never used
[INFO] [stderr]  --> src/attacks/ecb_byte_simple.rs:8:7
[INFO] [stderr]   |
[INFO] [stderr] 8 | const RANDOM_KEY: [u8; 16] = [
[INFO] [stderr]   |       ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `padded_ecb` is never used
[INFO] [stderr]   --> src/attacks/ecb_byte_simple.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn padded_ecb(input: &[u8]) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `ecb_oracle` is never used
[INFO] [stderr]   --> src/attacks/ecb_byte_simple.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn ecb_oracle(ecb_encrypter: fn(&[u8]) -> Vec<u8>) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `display_map` is never used
[INFO] [stderr]  --> src/attacks/ecb_cut_paste.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn display_map(map: &Vec<(String, String)>) -> String {
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `parse` is never used
[INFO] [stderr]   --> src/attacks/ecb_cut_paste.rs:14:8
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn parse(input: &str) -> String {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `profile_for` is never used
[INFO] [stderr]   --> src/attacks/ecb_cut_paste.rs:27:4
[INFO] [stderr]    |
[INFO] [stderr] 27 | fn profile_for(email_address: &str) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `ecb_cute_paste_oracle` is never used
[INFO] [stderr]   --> src/attacks/ecb_cut_paste.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn ecb_cute_paste_oracle() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `base64_hashmap` is never used
[INFO] [stderr]  --> src/bases.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn base64_hashmap() -> HashMap<u8, char> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `hex_to_binary` is never used
[INFO] [stderr]   --> src/bases.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn hex_to_binary(c: char) -> u8 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `u24_to_base64` is never used
[INFO] [stderr]   --> src/bases.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub fn u24_to_base64(input: [u8; 3]) -> [char; 4] {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `tranpose_blocks` is never used
[INFO] [stderr]  --> src/block.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn tranpose_blocks(bytes: Vec<u8>, chunk_size: usize) -> Vec<Vec<u8>> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `InvalidPKCS7Padding` is never constructed
[INFO] [stderr]   --> src/block.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct InvalidPKCS7Padding;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `pkcs7_padding` is never used
[INFO] [stderr]   --> src/block.rs:30:8
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub fn pkcs7_padding(block: &[u8], block_size: usize) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `pkcs7_padding_remove` is never used
[INFO] [stderr]   --> src/block.rs:39:8
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn pkcs7_padding_remove(
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `FREQUENCY_CHAR` is never used
[INFO] [stderr]   --> src/metrics.rs:11:7
[INFO] [stderr]    |
[INFO] [stderr] 11 | const FREQUENCY_CHAR: [u32; 26] = [
[INFO] [stderr]    |       ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `score_based_char_freq` is never used
[INFO] [stderr]   --> src/metrics.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn score_based_char_freq(bytes: Vec<u8>) -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `get_best_key` is never used
[INFO] [stderr]   --> src/metrics.rs:61:8
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn get_best_key(bytes: &[u8]) -> (u32, u8) {
[INFO] [stderr]    |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `count_repeated_blocks` is never used
[INFO] [stderr]   --> src/metrics.rs:73:8
[INFO] [stderr]    |
[INFO] [stderr] 73 | pub fn count_repeated_blocks(bytes: &[u8], block_size: usize) -> usize {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `find_repeated_chunk_indexes` is never used
[INFO] [stderr]    --> src/metrics.rs:122:8
[INFO] [stderr]     |
[INFO] [stderr] 122 | pub fn find_repeated_chunk_indexes(data: &[u8], chunk_len: usize) -> Vec<usize> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `hamming_distance` is never used
[INFO] [stderr]    --> src/metrics.rs:155:8
[INFO] [stderr]     |
[INFO] [stderr] 155 | pub fn hamming_distance<I, J>(a: I, b: J) -> usize
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `MT19937` is never constructed
[INFO] [stderr]  --> src/rng.rs:5:12
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct MT19937 {
[INFO] [stderr]   |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated items `new`, `extract_number`, and `twist` are never used
[INFO] [stderr]   --> src/rng.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 58 | impl MT19937 {
[INFO] [stderr]    | ------------ associated items in this implementation
[INFO] [stderr] 59 |     fn new(seed: u32) -> Self {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     pub fn extract_number(&mut self) -> Option<u32> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 93 |     pub fn twist(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `crack_mt19937` is never used
[INFO] [stderr]    --> src/rng.rs:117:8
[INFO] [stderr]     |
[INFO] [stderr] 117 | pub fn crack_mt19937() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_random_vec` is never used
[INFO] [stderr]  --> src/utils.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn generate_random_vec(key_size: usize) -> Vec<u8> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `generate_rand_vec_rand_size` is never used
[INFO] [stderr]  --> src/utils.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn generate_rand_vec_rand_size(lower_bound_size: usize, upper_bound_size: usize) -> Vec<u8> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `xor_bytes` is never used
[INFO] [stderr]  --> src/xor.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn xor_bytes(x: Vec<u8>, y: Vec<u8>) -> Vec<u8> {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `xor_bytes_single` is never used
[INFO] [stderr]  --> src/xor.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn xor_bytes_single(x: Vec<u8>, y: u8) -> Vec<u8> {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `repeating_key_xor` is never used
[INFO] [stderr]   --> src/xor.rs:12:8
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub fn repeating_key_xor(input: Vec<u8>, key: Vec<u8>) -> Vec<u8> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `xor_bytes2` is never used
[INFO] [stderr]   --> src/xor.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn xor_bytes2<T, S, U>(x: T, y: S) -> U
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xA` should have a snake case name
[INFO] [stderr]   --> src/rng.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |             let mut xA = x >> 1;
[INFO] [stderr]    |                     ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cryptography-pals` (lib) generated 61 warnings (run `cargo fix --lib -p cryptography-pals` to apply 12 suggestions)
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]    --> src/aes_128.rs:143:18
[INFO] [stderr]     |
[INFO] [stderr] 143 |         engine::{self, general_purpose},
[INFO] [stderr]     |                  ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `block`
[INFO] [stderr]  --> src/attacks/ecb_byte_harder.rs:3:22
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::{aes_128, block};
[INFO] [stderr]   |                      ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::utils`
[INFO] [stderr]   --> src/lib.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     use crate::utils;
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]   --> src/lib.rs:24:18
[INFO] [stderr]    |
[INFO] [stderr] 24 |         engine::{self, general_purpose},
[INFO] [stderr]    |                  ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `openssl::symm::Mode`
[INFO] [stderr]   --> src/lib.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |     use openssl::symm::Mode;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `score`
[INFO] [stderr]   --> src/lib.rs:71:14
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let (score, key) = metrics::get_best_key(&decoded_input);
[INFO] [stderr]    |              ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `score`
[INFO] [stderr]   --> src/lib.rs:88:15
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let ((score, key), line) = decoded_input
[INFO] [stderr]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `key_size`
[INFO] [stderr]    --> src/lib.rs:131:27
[INFO] [stderr]     |
[INFO] [stderr] 131 |             .min_by_key(|(key_size, normalised_score)| normalised_score.clone())
[INFO] [stderr]     |                           ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_size`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `normalised_score`
[INFO] [stderr]    --> src/lib.rs:121:24
[INFO] [stderr]     |
[INFO] [stderr] 121 |         let (key_size, normalised_score) = (2..=40)
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_normalised_score`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `score`
[INFO] [stderr]    --> src/lib.rs:138:18
[INFO] [stderr]     |
[INFO] [stderr] 138 |             let (score, block_key) = metrics::get_best_key(&block);
[INFO] [stderr]     |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_score`
[INFO] [stderr] 
[INFO] [stderr] warning: field `separation_p` is never read
[INFO] [stderr]   --> src/rng.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr]  5 | pub struct MT19937 {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 13 |     separation_p: u32,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `challenge_10` is never used
[INFO] [stderr]    --> src/lib.rs:187:8
[INFO] [stderr]     |
[INFO] [stderr] 187 |     fn challenge_10() {
[INFO] [stderr]     |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_PKCS7_padding` should have a snake case name
[INFO] [stderr]   --> src/block.rs:73:8
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn test_PKCS7_padding() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_pkcs7_padding`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_PKCS7_padding_remove` should have a snake case name
[INFO] [stderr]   --> src/block.rs:83:8
[INFO] [stderr]    |
[INFO] [stderr] 83 |     fn test_PKCS7_padding_remove() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_pkcs7_padding_remove`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_PKCS7_padding_remove2` should have a snake case name
[INFO] [stderr]   --> src/block.rs:94:8
[INFO] [stderr]    |
[INFO] [stderr] 94 |     fn test_PKCS7_padding_remove2() {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_pkcs7_padding_remove2`
[INFO] [stderr] 
[INFO] [stderr] warning: function `test_PKCS7_padding_remove3` should have a snake case name
[INFO] [stderr]    --> src/block.rs:102:8
[INFO] [stderr]     |
[INFO] [stderr] 102 |     fn test_PKCS7_padding_remove3() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `test_pkcs7_padding_remove3`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `xA` should have a snake case name
[INFO] [stderr]   --> src/rng.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |             let mut xA = x >> 1;
[INFO] [stderr]    |                     ^^ help: convert the identifier to snake case: `x_a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `decoded_XORer` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:55:13
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let decoded_XORer = hex::decode(xorer).unwrap();
[INFO] [stderr]    |             ^^^^^^^^^^^^^ help: convert the identifier to snake case: `decoded_xorer`
[INFO] [stderr] 
[INFO] [stderr] warning: `cryptography-pals` (lib test) generated 31 warnings (13 duplicates) (run `cargo fix --lib -p cryptography-pals --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: openssl v0.10.54
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cryptography_pals-701baf9c150ec1a8)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test attacks::ecb_cut_paste::tests::test_parse_cookie ... ok
[INFO] [stdout] test block::tests::test_PKCS7_padding_remove ... ok
[INFO] [stdout] test metrics::test_hamming_distance ... ok
[INFO] [stdout] test metrics::test_hamming_distance2 ... ok
[INFO] [stdout] test aes_128::tests::aes_128_ctr_56_bytes ... ok
[INFO] [stdout] test aes_128::tests::aes_128_cbc_16_bytes ... ok
[INFO] [stdout] test metrics::test_score_based_char_freq ... ok
[INFO] [stdout] test block::tests::test_PKCS7_padding_remove3 ... ok
[INFO] [stdout] test metrics::test_repeated_blocks_idxs ... ok
[INFO] [stdout] test attacks::aes_mode::tests::test_generate_random_vec ... ok
[INFO] [stdout] test block::tests::test_PKCS7_padding ... ok
[INFO] [stdout] test block::tests::test_tranpose_blocks ... ok
[INFO] [stdout] test attacks::cbc_bitflip::test_solution ... ok
[INFO] [stdout] test aes_128::tests::aes_128_ctr_example ... ok
[INFO] [stdout] test attacks::ecb_cut_paste::tests::cut_paste_oracle ... ok
[INFO] [stdout] test aes_128::tests::aes_128_cbc_37_bytes ... ok
[INFO] [stdout] test aes_128::tests::aes_128_cbc_14_bytes ... ok
[INFO] [stdout] test aes_128::tests::aes_128_ctr_32_bytes ... ok
[INFO] [stdout] test tests::challenge_02 ... ok
[INFO] [stdout] test tests::challenge_07 ... ok
[INFO] [stdout] test tests::challenge_01 ... ok
[INFO] [stdout] test tests::challenge_05 ... ok
[INFO] [stdout] test tests::challenge_09 ... ok
[INFO] [stdout] test xor::tests::comparision_xor_bytes ... ok
[INFO] [stdout] test tests::challenge_03 ... ok
[INFO] [stdout] test tests::challenge_11 ... ok
[INFO] [stdout] test tests::challenge_08 ... ok
[INFO] [stdout] test block::tests::test_PKCS7_padding_remove2 ... FAILED
[INFO] [stdout] test attacks::ecb_byte_simple::challenge_12 ... ok
[INFO] [stdout] test tests::challenge_06 ... ok
[INFO] [stdout] test attacks::ecb_byte_harder::challenge_14 ... ok
[INFO] [stdout] test tests::challenge_04 ... ok
[INFO] [stdout] test rng::testttt has been running for over 60 seconds
[INFO] [stdout] test rng::testttt ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- block::tests::test_PKCS7_padding_remove2 stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'block::tests::test_PKCS7_padding_remove2' (38) panicked at src/block.rs:98:9:
[INFO] [stdout] assertion failed: res.is_err()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x615d51a4585a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x615d51a4585a - std[b80a194dd3c418bb]::backtrace_rs::backtrace::trace_unsynchronized::<std[b80a194dd3c418bb]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x615d51a4585a - std[b80a194dd3c418bb]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x615d51a4585a - <<std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[10b6fa85044e1869]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x615d51a59c5a - <core[10b6fa85044e1869]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x615d51a59c5a - core[10b6fa85044e1869]::fmt::write
[INFO] [stdout]    6:     0x615d51a4a0e2 - std[b80a194dd3c418bb]::io::default_write_fmt::<alloc[dd269455e567d8e9]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x615d51a4a0e2 - <alloc[dd269455e567d8e9]::vec::Vec<u8> as std[b80a194dd3c418bb]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x615d51a249af - <std[b80a194dd3c418bb]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x615d51a249af - std[b80a194dd3c418bb]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x615d51a3dd09 - std[b80a194dd3c418bb]::panicking::default_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x615d51996a0c - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x615d51996a0c - test[826cbc6ef54ab466]::test_main_with_exit_callback::<test[826cbc6ef54ab466]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x615d51a3dec2 - <alloc[dd269455e567d8e9]::boxed::Box<dyn for<'a, 'b> core[10b6fa85044e1869]::ops::function::Fn<(&'a std[b80a194dd3c418bb]::panic::PanicHookInfo<'b>,), Output = ()> + core[10b6fa85044e1869]::marker::Sync + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::Fn<(&std[b80a194dd3c418bb]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x615d51a3dec2 - std[b80a194dd3c418bb]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x615d51a24a9a - std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x615d51a1c409 - std[b80a194dd3c418bb]::sys::backtrace::__rust_end_short_backtrace::<std[b80a194dd3c418bb]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x615d51a2577d - __rustc[9698a3e60dd14283]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x615d51a5a4cc - core[10b6fa85044e1869]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x615d51a5a492 - core[10b6fa85044e1869]::panicking::panic
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x615d5197d696 - cryptography_pals::block::tests::test_PKCS7_padding_remove2::h4d4ebbdd73ed9058
[INFO] [stdout]                                at /opt/rustwide/workdir/src/block.rs:98:9
[INFO] [stdout]   21:     0x615d5197d6e7 - cryptography_pals::block::tests::test_PKCS7_padding_remove2::{{closure}}::hfd50cccab5a22062
[INFO] [stdout]                                at /opt/rustwide/workdir/src/block.rs:94:36
[INFO] [stdout]   22:     0x615d519835f6 - core::ops::function::FnOnce::call_once::hf25d87be594ba0e8
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x615d5198aaeb - <fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x615d5198aaeb - test[826cbc6ef54ab466]::__rust_begin_short_backtrace::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, fn() -> core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x615d519974db - test[826cbc6ef54ab466]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x615d519974db - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x615d519974db - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x615d519974db - std[b80a194dd3c418bb]::panicking::catch_unwind::<core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>, core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x615d519974db - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<test[826cbc6ef54ab466]::run_test_in_process::{closure#0}>, core[10b6fa85044e1869]::result::Result<(), alloc[dd269455e567d8e9]::string::String>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x615d519974db - test[826cbc6ef54ab466]::run_test_in_process
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x615d519974db - test[826cbc6ef54ab466]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x615d51992bf4 - test[826cbc6ef54ab466]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x615d51992bf4 - std[b80a194dd3c418bb]::sys::backtrace::__rust_begin_short_backtrace::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   34:     0x615d5199a0e2 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   35:     0x615d5199a0e2 - <core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x615d5199a0e2 - std[b80a194dd3c418bb]::panicking::catch_unwind::do_call::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x615d5199a0e2 - std[b80a194dd3c418bb]::panicking::catch_unwind::<(), core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x615d5199a0e2 - std[b80a194dd3c418bb]::panic::catch_unwind::<core[10b6fa85044e1869]::panic::unwind_safe::AssertUnwindSafe<std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x615d5199a0e2 - std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked::<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   40:     0x615d5199a0e2 - <std[b80a194dd3c418bb]::thread::lifecycle::spawn_unchecked<test[826cbc6ef54ab466]::run_test::{closure#1}, ()>::{closure#1} as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x615d51a4516f - <alloc[dd269455e567d8e9]::boxed::Box<dyn core[10b6fa85044e1869]::ops::function::FnOnce<(), Output = ()> + core[10b6fa85044e1869]::marker::Send> as core[10b6fa85044e1869]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   42:     0x615d51a4516f - <std[b80a194dd3c418bb]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/ad726b5063362ec9897ef3d67452fc5606ee70fa/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x794e3dd36aa4 - <unknown>
[INFO] [stdout]   44:     0x794e3ddc3a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     block::tests::test_PKCS7_padding_remove2
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 32 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 138.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "89f6daf314d2161f8d24ae2c00daa40da90314ba61ccd2b05ba15dd9e3f09b7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89f6daf314d2161f8d24ae2c00daa40da90314ba61ccd2b05ba15dd9e3f09b7d", kill_on_drop: false }`
[INFO] [stdout] 89f6daf314d2161f8d24ae2c00daa40da90314ba61ccd2b05ba15dd9e3f09b7d
