[INFO] cloning repository https://github.com/akinnane/cryptopals_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/akinnane/cryptopals_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakinnane%2Fcryptopals_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakinnane%2Fcryptopals_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4262562f53457a2aeebc2cbd2f457a7a3143b403
[INFO] checking akinnane/cryptopals_rust against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fakinnane%2Fcryptopals_rust" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/akinnane/cryptopals_rust on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/akinnane/cryptopals_rust
[INFO] finished tweaking git repo https://github.com/akinnane/cryptopals_rust
[INFO] tweaked toml for git repo https://github.com/akinnane/cryptopals_rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/akinnane/cryptopals_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded base64 v0.13.0
[INFO] [stderr]   Downloaded libc v0.2.79
[INFO] [stderr]   Downloaded phf_macros v0.7.24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cec458d836c8ff51cf55aec5c10fb3a3aa103b6bdc49d99a128d93d87234ae97
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cec458d836c8ff51cf55aec5c10fb3a3aa103b6bdc49d99a128d93d87234ae97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cec458d836c8ff51cf55aec5c10fb3a3aa103b6bdc49d99a128d93d87234ae97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cec458d836c8ff51cf55aec5c10fb3a3aa103b6bdc49d99a128d93d87234ae97", kill_on_drop: false }`
[INFO] [stdout] cec458d836c8ff51cf55aec5c10fb3a3aa103b6bdc49d99a128d93d87234ae97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5d6cc9e510f97f66beb7079e27ca94a772938ae6e4e292134783eb64e147f77d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5d6cc9e510f97f66beb7079e27ca94a772938ae6e4e292134783eb64e147f77d", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_macros v0.7.24
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]     Checking cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Cipher`, `Crypter`, `Mode`
[INFO] [stdout]  --> src/main.rs:1:21
[INFO] [stdout]   |
[INFO] [stdout] 1 | use openssl::symm::{Cipher, Crypter, Mode};
[INFO] [stdout]   |                     ^^^^^^  ^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::io::BufRead;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use log::debug;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::println as debug`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use std::println as debug;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `from_hex_to_base64`
[INFO] [stdout]   --> src/main.rs:20:4
[INFO] [stdout]    |
[INFO] [stdout] 20 | fn from_hex_to_base64<T: AsRef<[u8]>>(input: T) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `xor`
[INFO] [stdout]   --> src/main.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn xor<S: AsRef<[u8]>, S1: AsRef<[u8]>>(s1: S, s2: S1) -> Vec<u8> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static is never used: `ENGLISH_LETTER_FREQUENCIES`
[INFO] [stdout]   --> src/main.rs:53:1
[INFO] [stdout]    |
[INFO] [stdout] 53 | / static ENGLISH_LETTER_FREQUENCIES: Map<u8, f64> = phf_map! {
[INFO] [stdout] 54 | |     b'A' => 0.0651738,
[INFO] [stdout] 55 | |     b'B' => 0.0124248,
[INFO] [stdout] 56 | |     b'C' => 0.0217339,
[INFO] [stdout] ...  |
[INFO] [stdout] 80 | |     b' ' => 0.1918182,
[INFO] [stdout] 81 | | };
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `detect_english`
[INFO] [stdout]   --> src/main.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn detect_english<T: AsRef<[u8]>>(input: T) -> f64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `single_byte_xor`
[INFO] [stdout]    --> src/main.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn single_byte_xor<S: AsRef<[u8]>>(input: S) -> SingleByteXorResult {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `detect_single_byte_xor`
[INFO] [stdout]    --> src/main.rs:138:4
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn detect_single_byte_xor<'a, I, T: 'a, E: 'a>(iter: &mut I) -> SingleByteXorResult
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `repeating_key_xor`
[INFO] [stdout]    --> src/main.rs:166:4
[INFO] [stdout]     |
[INFO] [stdout] 166 | fn repeating_key_xor<T>(input: T, key: T) -> Vec<u8>
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hamming_distance`
[INFO] [stdout]    --> src/main.rs:192:4
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn hamming_distance<T: AsRef<[u8]>>(one: T, two: T) -> usize {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `load_base64_file`
[INFO] [stdout]    --> src/main.rs:216:4
[INFO] [stdout]     |
[INFO] [stdout] 216 | fn load_base64_file(path: &str) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `hamming_distance_for_key_size`
[INFO] [stdout]    --> src/main.rs:239:4
[INFO] [stdout]     |
[INFO] [stdout] 239 | fn hamming_distance_for_key_size<T: AsRef<[u8]>>(bytes: T, key_size: usize) -> f64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `key_size_hamming_distances`
[INFO] [stdout]    --> src/main.rs:256:4
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn key_size_hamming_distances<T: AsRef<[u8]>>(cipher_text: T) -> Vec<KeySize> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `transpose_blocks`
[INFO] [stdout]    --> src/main.rs:286:4
[INFO] [stdout]     |
[INFO] [stdout] 286 | fn transpose_blocks<T: AsRef<[u8]>>(ctext: T, key_size: usize) -> Vec<Vec<u8>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `key_from_xor_vec`
[INFO] [stdout]    --> src/main.rs:311:4
[INFO] [stdout]     |
[INFO] [stdout] 311 | fn key_from_xor_vec(xor_vec: &Vec<SingleByteXorResult>) -> Vec<u8> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_aes_ecb`
[INFO] [stdout]    --> src/main.rs:361:4
[INFO] [stdout]     |
[INFO] [stdout] 361 | fn is_aes_ecb<T: AsRef<[u8]>>(cipher_text: T, block_size: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `pkcs7_pad`
[INFO] [stdout]    --> src/main.rs:382:4
[INFO] [stdout]     |
[INFO] [stdout] 382 | fn pkcs7_pad(input: &mut Vec<u8>, block_size: usize) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 356 |     decrypter.update(&cipher_text, &mut output);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.42s
[INFO] running `Command { std: "docker" "inspect" "5d6cc9e510f97f66beb7079e27ca94a772938ae6e4e292134783eb64e147f77d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d6cc9e510f97f66beb7079e27ca94a772938ae6e4e292134783eb64e147f77d", kill_on_drop: false }`
[INFO] [stdout] 5d6cc9e510f97f66beb7079e27ca94a772938ae6e4e292134783eb64e147f77d