[INFO] cloning repository https://github.com/MabaKalox/cryptopals-2025
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MabaKalox/cryptopals-2025" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabaKalox%2Fcryptopals-2025", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabaKalox%2Fcryptopals-2025'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7967b7678643e2d94dbebe519bc27d3718b0665
[INFO] checking MabaKalox/cryptopals-2025 against try#d83b14207998f47b18a34e930157ac0d7c18b16e for pr-149137
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMabaKalox%2Fcryptopals-2025" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MabaKalox/cryptopals-2025
[INFO] finished tweaking git repo https://github.com/MabaKalox/cryptopals-2025
[INFO] tweaked toml for git repo https://github.com/MabaKalox/cryptopals-2025 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MabaKalox/cryptopals-2025 on toolchain d83b14207998f47b18a34e930157ac0d7c18b16e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MabaKalox/cryptopals-2025 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" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 598b66bb8b594814d7bd07e4e35d415da2aeb2bf226c1ea2daf5517907eed779
[INFO] running `Command { std: "docker" "start" "-a" "598b66bb8b594814d7bd07e4e35d415da2aeb2bf226c1ea2daf5517907eed779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "598b66bb8b594814d7bd07e4e35d415da2aeb2bf226c1ea2daf5517907eed779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "598b66bb8b594814d7bd07e4e35d415da2aeb2bf226c1ea2daf5517907eed779", kill_on_drop: false }`
[INFO] [stdout] 598b66bb8b594814d7bd07e4e35d415da2aeb2bf226c1ea2daf5517907eed779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+d83b14207998f47b18a34e930157ac0d7c18b16e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 839a04dbd34501a8b09237073602f7c0f57f0c83b338d39eb28897d71fc51a36
[INFO] running `Command { std: "docker" "start" "-a" "839a04dbd34501a8b09237073602f7c0f57f0c83b338d39eb28897d71fc51a36", kill_on_drop: false }`
[INFO] [stderr]     Checking cryptopals-2025 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::challenges::set1::task5::repeating_xor_cipher`
[INFO] [stdout]  --> src/challenges/set1/task6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::challenges::set1::task5::repeating_xor_cipher;
[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: `crate::challenges::set1::task5::repeating_xor_cipher`
[INFO] [stdout]  --> src/challenges/set1/task6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::challenges::set1::task5::repeating_xor_cipher;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hex_to_base64` is never used
[INFO] [stdout]  --> src/challenges/set1/task1.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn hex_to_base64(input: &str) -> Result<String> {
[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 `fixed_xor` is never used
[INFO] [stdout]  --> src/challenges/set1/task2.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn fixed_xor(input: &[u8], key: &[u8]) -> Result<Vec<u8>> {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_single_byte_xor` is never used
[INFO] [stdout]  --> src/challenges/set1/task3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn find_single_byte_xor(ciphertext: &[u8], score_fn: impl Fn(&[u8]) -> f64) -> (u8, f64) {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `score_english` is never used
[INFO] [stdout]   --> src/challenges/set1/task3.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn score_english(plaintext: &[u8]) -> f64 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `detect_single_byte` is never used
[INFO] [stdout]  --> src/challenges/set1/task4.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn detect_single_byte<'a>(
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repeating_xor_cipher` is never used
[INFO] [stdout]  --> src/challenges/set1/task5.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn repeating_xor_cipher(data: &[u8], key: &[u8]) -> Vec<u8> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `hamming_distance` is never used
[INFO] [stdout]  --> src/challenges/set1/task6.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn hamming_distance(d1: &[u8], d2: &[u8]) -> Result<usize> {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `score_key_size` is never used
[INFO] [stdout]   --> src/challenges/set1/task6.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub fn score_key_size(k_size: usize, data: &[u8]) -> Result<f64> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sort_possible_key_sizes` is never used
[INFO] [stdout]   --> src/challenges/set1/task6.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub fn sort_possible_key_sizes(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `guess_repeating_xor_key` is never used
[INFO] [stdout]   --> src/challenges/set1/task6.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub fn guess_repeating_xor_key(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "839a04dbd34501a8b09237073602f7c0f57f0c83b338d39eb28897d71fc51a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "839a04dbd34501a8b09237073602f7c0f57f0c83b338d39eb28897d71fc51a36", kill_on_drop: false }`
[INFO] [stdout] 839a04dbd34501a8b09237073602f7c0f57f0c83b338d39eb28897d71fc51a36