[INFO] cloning repository https://github.com/Adalsteinn95/cryptopals-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Adalsteinn95/cryptopals-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdalsteinn95%2Fcryptopals-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdalsteinn95%2Fcryptopals-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dede6c533fe07be0cc133af964d6d72908b915f0
[INFO] checking Adalsteinn95/cryptopals-rs against master#f8463896a9b36a04899c013bd8825a7fd29dd7a4 for pr-151920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAdalsteinn95%2Fcryptopals-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Adalsteinn95/cryptopals-rs
[INFO] finished tweaking git repo https://github.com/Adalsteinn95/cryptopals-rs
[INFO] tweaked toml for git repo https://github.com/Adalsteinn95/cryptopals-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Adalsteinn95/cryptopals-rs on toolchain f8463896a9b36a04899c013bd8825a7fd29dd7a4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Adalsteinn95/cryptopals-rs 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" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4a91befed5137b70ba503d677872fffd65c1b5a8d70cdca05e39dffc351bd3d
[INFO] running `Command { std: "docker" "start" "-a" "e4a91befed5137b70ba503d677872fffd65c1b5a8d70cdca05e39dffc351bd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4a91befed5137b70ba503d677872fffd65c1b5a8d70cdca05e39dffc351bd3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4a91befed5137b70ba503d677872fffd65c1b5a8d70cdca05e39dffc351bd3d", kill_on_drop: false }`
[INFO] [stdout] e4a91befed5137b70ba503d677872fffd65c1b5a8d70cdca05e39dffc351bd3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+f8463896a9b36a04899c013bd8825a7fd29dd7a4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03fce5bb1ada73448ffc22147c7bbecd817add00f0e98812a5114cb802021fc3
[INFO] running `Command { std: "docker" "start" "-a" "03fce5bb1ada73448ffc22147c7bbecd817add00f0e98812a5114cb802021fc3", kill_on_drop: false }`
[INFO] [stderr]     Checking cp_core v0.1.0 (/opt/rustwide/workdir/cp_core)
[INFO] [stderr]     Checking cp_challenges v0.1.0 (/opt/rustwide/workdir/cp_challenges)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> cp_challenges/src/set1/c03_single_byte_xor_cipher.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut best_score = 0;
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> cp_challenges/src/set1/c03_single_byte_xor_cipher.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut best_plaintext = String::new();
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `best_score`
[INFO] [stdout]   --> cp_challenges/src/set1/c03_single_byte_xor_cipher.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let mut best_score = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_score`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `best_plaintext`
[INFO] [stdout]   --> cp_challenges/src/set1/c03_single_byte_xor_cipher.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut best_plaintext = String::new();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_best_plaintext`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Result`
[INFO] [stdout]  --> cp_challenges/src/set1/c01_hex_to_base64.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::Result;
[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 imports: `bytes_to_b64` and `hex_to_bytes`
[INFO] [stdout]  --> cp_challenges/src/set1/c01_hex_to_base64.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cp_core::encoding::{bytes_to_b64, hex_to_bytes};
[INFO] [stdout]   |                         ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Result`
[INFO] [stdout]  --> cp_challenges/src/set1/c02_fixed_xor.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hex_to_bytes`
[INFO] [stdout]  --> cp_challenges/src/set1/c02_fixed_xor.rs:2:25
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cp_core::encoding::{hex_to_bytes};
[INFO] [stdout]   |                         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::Result`
[INFO] [stdout]  --> cp_challenges/src/set1/c03_single_byte_xor_cipher.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cp_core::encoding::hex_to_bytes`
[INFO] [stdout]  --> cp_challenges/src/set1/c03_single_byte_xor_cipher.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cp_core::encoding::hex_to_bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cp_core::util::single_byte_xor_bruteforce`
[INFO] [stdout]  --> cp_challenges/src/set1/c03_single_byte_xor_cipher.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_core::util::single_byte_xor_bruteforce;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cp_core::file::import_txt`
[INFO] [stdout]  --> cp_challenges/src/set1/c04_detect_single_character_xor.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cp_core::file::import_txt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cp_core::encoding::hex_to_bytes`
[INFO] [stdout]  --> cp_challenges/src/set1/c04_detect_single_character_xor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cp_core::encoding::hex_to_bytes;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `b64_to_bytes` and `bytes_to_utf8`
[INFO] [stdout]  --> cp_challenges/src/set1/c06_break_repeating_xor.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use cp_core::encoding::{b64_to_bytes, bytes_to_utf8};
[INFO] [stdout]   |                         ^^^^^^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cp_core::file::import_txt`
[INFO] [stdout]  --> cp_challenges/src/set1/c06_break_repeating_xor.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cp_core::file::import_txt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `normalized_edit_distance_for_keysize` is never used
[INFO] [stdout]  --> cp_challenges/src/set1/c06_break_repeating_xor.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn normalized_edit_distance_for_keysize(bytes: &[u8], keysize: usize) -> Result<f64> {
[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 `guess_best_keysizes` is never used
[INFO] [stdout]   --> cp_challenges/src/set1/c06_break_repeating_xor.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn guess_best_keysizes(bytes: &[u8], range: std::ops::RangeInclusive<usize>, top_n: usize) -> Vec<(usize, f64)> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transpose_blocks` is never used
[INFO] [stdout]   --> cp_challenges/src/set1/c06_break_repeating_xor.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn transpose_blocks(bytes: &[u8], keysize: usize) -> Vec<Vec<u8>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `score_english` is never used
[INFO] [stdout]   --> cp_challenges/src/set1/c06_break_repeating_xor.rs:48:4
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn score_english(s: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `best_single_byte_xor_key` is never used
[INFO] [stdout]   --> cp_challenges/src/set1/c06_break_repeating_xor.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn best_single_byte_xor_key(column: &[u8]) -> u8 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `repeating_key_xor_decrypt` is never used
[INFO] [stdout]   --> cp_challenges/src/set1/c06_break_repeating_xor.rs:68:4
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn repeating_key_xor_decrypt(ciphertext: &[u8], key: &[u8]) -> Vec<u8> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "03fce5bb1ada73448ffc22147c7bbecd817add00f0e98812a5114cb802021fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03fce5bb1ada73448ffc22147c7bbecd817add00f0e98812a5114cb802021fc3", kill_on_drop: false }`
[INFO] [stdout] 03fce5bb1ada73448ffc22147c7bbecd817add00f0e98812a5114cb802021fc3
