[INFO] cloning repository https://github.com/domaschh/cryptopals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/domaschh/cryptopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomaschh%2Fcryptopals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomaschh%2Fcryptopals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0dae0a1b14f5c5bc363e6fc5decc6fa73a327177
[INFO] checking domaschh/cryptopals/0dae0a1b14f5c5bc363e6fc5decc6fa73a327177 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdomaschh%2Fcryptopals" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/domaschh/cryptopals on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/domaschh/cryptopals
[INFO] finished tweaking git repo https://github.com/domaschh/cryptopals
[INFO] tweaked toml for git repo https://github.com/domaschh/cryptopals written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/domaschh/cryptopals 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: alias
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded block-modes v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 865ba92fca82cb0b6b6e43414953517e807388ba39dd466d50f6166b92b4a2c2
[INFO] running `Command { std: "docker" "start" "-a" "865ba92fca82cb0b6b6e43414953517e807388ba39dd466d50f6166b92b4a2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "865ba92fca82cb0b6b6e43414953517e807388ba39dd466d50f6166b92b4a2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "865ba92fca82cb0b6b6e43414953517e807388ba39dd466d50f6166b92b4a2c2", kill_on_drop: false }`
[INFO] [stdout] 865ba92fca82cb0b6b6e43414953517e807388ba39dd466d50f6166b92b4a2c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fae143eed126e07133deeb762973f1991e0e9af2fe082287823ba9e12e1e8125
[INFO] running `Command { std: "docker" "start" "-a" "fae143eed126e07133deeb762973f1991e0e9af2fe082287823ba9e12e1e8125", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: alias
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking block-modes v0.8.1
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::challengeone::one::find_encrypted`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::challengeone::one::find_encrypted;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `hex_to_64` and `xor_buffers`
[INFO] [stdout]    --> src/challengeone/one.rs:228:25
[INFO] [stdout]     |
[INFO] [stdout] 228 |     use crate::shared::{hex_to_64, xor_buffers};
[INFO] [stdout]     |                         ^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/challengeone/one.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::challengeone::one::find_encrypted`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::challengeone::one::find_encrypted;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `decrypt_aes_cbc`
[INFO] [stdout]    --> src/challengetwo/two.rs:172:17
[INFO] [stdout]     |
[INFO] [stdout] 172 |     use super::{decrypt_aes_cbc, decrypt_aes_cbc2, detect_pkcs7_padding, encrypt_aes_cbc2};
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::decode`: Use Engine::decode
[INFO] [stdout]    --> src/challengeone/one.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |     base64::decode(base64_s).unwrap()
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::encode`: Use Engine::encode
[INFO] [stdout]   --> src/shared.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     base64::encode(hex::decode(hex).unwrap())
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::decode`: Use Engine::decode
[INFO] [stdout]    --> src/challengeone/one.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |     base64::decode(base64_s).unwrap()
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `base64::encode`: Use Engine::encode
[INFO] [stdout]   --> src/shared.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     base64::encode(hex::decode(hex).unwrap())
[INFO] [stdout]    |             ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LETTER_FREQ` is never used
[INFO] [stdout]   --> src/challengeone/one.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const LETTER_FREQ: [f64; 27] = [
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_letter_freq` is never used
[INFO] [stdout]   --> src/challengeone/one.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn sum_letter_freq(s: &str) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decipher` is never used
[INFO] [stdout]   --> src/challengeone/one.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn decipher(hex: &str) -> (String, f64) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_encrypted` is never used
[INFO] [stdout]   --> src/challengeone/one.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn find_encrypted(filename: &str) -> io::Result<(String, f64)> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repeating_key_encryption` is never used
[INFO] [stdout]   --> src/challengeone/one.rs:95:4
[INFO] [stdout]    |
[INFO] [stdout] 95 | fn repeating_key_encryption(message: &str, key: &str) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `avg_ham_dist` is never used
[INFO] [stdout]    --> src/challengeone/one.rs:110:4
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn avg_ham_dist(key_sz: usize, txt_bytes: &[u8]) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `break_single_char_xor` is never used
[INFO] [stdout]    --> src/challengeone/one.rs:124:4
[INFO] [stdout]     |
[INFO] [stdout] 124 | fn break_single_char_xor(xor_bytes: &[u8]) -> u8 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `read_bytes` is never used
[INFO] [stdout]    --> src/challengeone/one.rs:143:4
[INFO] [stdout]     |
[INFO] [stdout] 143 | fn read_bytes(path: &str) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `break_repeating_key_xor` is never used
[INFO] [stdout]    --> src/challengeone/one.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub fn break_repeating_key_xor(path: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decrypt_aes` is never used
[INFO] [stdout]    --> src/challengeone/one.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 | pub fn decrypt_aes(key_str: &str, path: &str) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_aes_ecb_mode` is never used
[INFO] [stdout]    --> src/challengeone/one.rs:203:8
[INFO] [stdout]     |
[INFO] [stdout] 203 | pub fn detect_aes_ecb_mode(path: &str) -> (usize, usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_encryption` is never used
[INFO] [stdout]    --> src/challengetwo/two.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn random_encryption(msg: &[u8]) -> (Vec<u8>, EncryptionMode) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_pkcs7_padding` is never used
[INFO] [stdout]    --> src/challengetwo/two.rs:150:4
[INFO] [stdout]     |
[INFO] [stdout] 150 | fn detect_pkcs7_padding(input: &str) -> Result<(), String> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/challengetwo/two.rs:178:13
[INFO] [stdout]     |
[INFO] [stdout] 178 |         let key = "YELLOW SUBMARINE";
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `iv`
[INFO] [stdout]    --> src/challengetwo/two.rs:179:13
[INFO] [stdout]     |
[INFO] [stdout] 179 |         let iv = "\x00".repeat(16);
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_iv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/challengetwo/two.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let mut msg = "Some secret message";
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_encryption` is never used
[INFO] [stdout]    --> src/challengetwo/two.rs:116:4
[INFO] [stdout]     |
[INFO] [stdout] 116 | fn random_encryption(msg: &[u8]) -> (Vec<u8>, EncryptionMode) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "fae143eed126e07133deeb762973f1991e0e9af2fe082287823ba9e12e1e8125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fae143eed126e07133deeb762973f1991e0e9af2fe082287823ba9e12e1e8125", kill_on_drop: false }`
[INFO] [stdout] fae143eed126e07133deeb762973f1991e0e9af2fe082287823ba9e12e1e8125