[INFO] cloning repository https://github.com/nomaxg/cryptopals
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nomaxg/cryptopals" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnomaxg%2Fcryptopals", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnomaxg%2Fcryptopals'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ab784de0ee492af03eb57addabc04d14f6bc4985
[INFO] testing nomaxg/cryptopals against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnomaxg%2Fcryptopals" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nomaxg/cryptopals
[INFO] finished tweaking git repo https://github.com/nomaxg/cryptopals
[INFO] tweaked toml for git repo https://github.com/nomaxg/cryptopals written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nomaxg/cryptopals on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nomaxg/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" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cipher v0.4.3
[INFO] [stderr]   Downloaded aes v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bf2634c38d6014ddcbb481eb484d05bc57d03547bcb3c9c3893441e2f78d566
[INFO] running `Command { std: "docker" "start" "-a" "2bf2634c38d6014ddcbb481eb484d05bc57d03547bcb3c9c3893441e2f78d566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bf2634c38d6014ddcbb481eb484d05bc57d03547bcb3c9c3893441e2f78d566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bf2634c38d6014ddcbb481eb484d05bc57d03547bcb3c9c3893441e2f78d566", kill_on_drop: false }`
[INFO] [stdout] 2bf2634c38d6014ddcbb481eb484d05bc57d03547bcb3c9c3893441e2f78d566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a208898a65f0c5dfb496b58c3a87e074c8d76d8951d8e3b61750e42c622fd1e
[INFO] running `Command { std: "docker" "start" "-a" "2a208898a65f0c5dfb496b58c3a87e074c8d76d8951d8e3b61750e42c622fd1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling cipher v0.4.3
[INFO] [stderr]    Compiling aes v0.8.2
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/third_set.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use std::collections::HashMap;
[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`, `MersenneTwister`, `break_single_char_xor`, `constants::PLAINTEXTS`, `ctr_decrypt`, `ctr_encrypt`, `display`, `read_lines`, `temper`, `transpose`, `untemper`, and `xor`
[INFO] [stdout]   --> src/third_set.rs:6:41
[INFO] [stdout]    |
[INFO] [stdout]  6 |         aes::{aes_decrypt, aes_encrypt, ctr_decrypt, ctr_encrypt},
[INFO] [stdout]    |                                         ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]  7 |         constants::PLAINTEXTS,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  8 |         twister::{temper, untemper, MersenneTwister},
[INFO] [stdout]    |                   ^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]  9 |         utils::{
[INFO] [stdout] 10 |             break_single_char_xor, display, from_base64, random_index, read_lines,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^                             ^^^^^^^^^^
[INFO] [stdout] 11 |             strip_padding_bytes, transpose, xor, Bytes,
[INFO] [stdout]    |                                  ^^^^^^^^^  ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::temp_dir`
[INFO] [stdout]  --> src/twister.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::temp_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONSTANT_KEY` is never used
[INFO] [stdout]  --> src/third_set.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     const CONSTANT_KEY: [u8; 16] = [16; 16];
[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 `gen_random_cbc_encryption` is never used
[INFO] [stdout]    --> src/third_set.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn gen_random_cbc_encryption() -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `verify_padding` is never used
[INFO] [stdout]    --> src/third_set.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn verify_padding(ct: &[u8]) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/utils.rs:125:22
[INFO] [stdout]     |
[INFO] [stdout] 125 |     for byte in bytes.clone().into_iter() {
[INFO] [stdout]     |                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "2a208898a65f0c5dfb496b58c3a87e074c8d76d8951d8e3b61750e42c622fd1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a208898a65f0c5dfb496b58c3a87e074c8d76d8951d8e3b61750e42c622fd1e", kill_on_drop: false }`
[INFO] [stdout] 2a208898a65f0c5dfb496b58c3a87e074c8d76d8951d8e3b61750e42c622fd1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0191689ca36ebcb3b83ef226fe522a9b8281ce37134e756e8e454b0512409c6a
[INFO] running `Command { std: "docker" "start" "-a" "0191689ca36ebcb3b83ef226fe522a9b8281ce37134e756e8e454b0512409c6a", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/third_set.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use std::collections::HashMap;
[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`, `MersenneTwister`, `break_single_char_xor`, `constants::PLAINTEXTS`, `ctr_decrypt`, `ctr_encrypt`, `display`, `read_lines`, `temper`, `transpose`, `untemper`, and `xor`
[INFO] [stdout]   --> src/third_set.rs:6:41
[INFO] [stdout]    |
[INFO] [stdout]  6 |         aes::{aes_decrypt, aes_encrypt, ctr_decrypt, ctr_encrypt},
[INFO] [stdout]    |                                         ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stdout]  7 |         constants::PLAINTEXTS,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  8 |         twister::{temper, untemper, MersenneTwister},
[INFO] [stdout]    |                   ^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout]  9 |         utils::{
[INFO] [stdout] 10 |             break_single_char_xor, display, from_base64, random_index, read_lines,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^                             ^^^^^^^^^^
[INFO] [stdout] 11 |             strip_padding_bytes, transpose, xor, Bytes,
[INFO] [stdout]    |                                  ^^^^^^^^^  ^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::temp_dir`
[INFO] [stdout]  --> src/twister.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::temp_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `CONSTANT_KEY` is never used
[INFO] [stdout]  --> src/third_set.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 |     const CONSTANT_KEY: [u8; 16] = [16; 16];
[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 `gen_random_cbc_encryption` is never used
[INFO] [stdout]    --> src/third_set.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn gen_random_cbc_encryption() -> Vec<u8> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `verify_padding` is never used
[INFO] [stdout]    --> src/third_set.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn verify_padding(ct: &[u8]) -> bool {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/utils.rs:125:22
[INFO] [stdout]     |
[INFO] [stdout] 125 |     for byte in bytes.clone().into_iter() {
[INFO] [stdout]     |                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Bytes`
[INFO] [stdout]   --> src/third_set.rs:11:50
[INFO] [stdout]    |
[INFO] [stdout] 11 |             strip_padding_bytes, transpose, xor, Bytes,
[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: `std::env::temp_dir`
[INFO] [stdout]  --> src/twister.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::env::temp_dir;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/utils.rs:125:22
[INFO] [stdout]     |
[INFO] [stdout] 125 |     for byte in bytes.clone().into_iter() {
[INFO] [stdout]     |                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "0191689ca36ebcb3b83ef226fe522a9b8281ce37134e756e8e454b0512409c6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0191689ca36ebcb3b83ef226fe522a9b8281ce37134e756e8e454b0512409c6a", kill_on_drop: false }`
[INFO] [stdout] 0191689ca36ebcb3b83ef226fe522a9b8281ce37134e756e8e454b0512409c6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2e0fde6714498e0716c1d6800afeee6edb193d15c5724b1e8c28a9fc3608887e
[INFO] running `Command { std: "docker" "start" "-a" "2e0fde6714498e0716c1d6800afeee6edb193d15c5724b1e8c28a9fc3608887e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]  --> src/third_set.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 |     use std::collections::HashMap;
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Bytes`, `MersenneTwister`, `break_single_char_xor`, `constants::PLAINTEXTS`, `ctr_decrypt`, `ctr_encrypt`, `display`, `read_lines`, `temper`, `transpose`, `untemper`, and `xor`
[INFO] [stderr]   --> src/third_set.rs:6:41
[INFO] [stderr]    |
[INFO] [stderr]  6 |         aes::{aes_decrypt, aes_encrypt, ctr_decrypt, ctr_encrypt},
[INFO] [stderr]    |                                         ^^^^^^^^^^^  ^^^^^^^^^^^
[INFO] [stderr]  7 |         constants::PLAINTEXTS,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]  8 |         twister::{temper, untemper, MersenneTwister},
[INFO] [stderr]    |                   ^^^^^^  ^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stderr]  9 |         utils::{
[INFO] [stderr] 10 |             break_single_char_xor, display, from_base64, random_index, read_lines,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^                             ^^^^^^^^^^
[INFO] [stderr] 11 |             strip_padding_bytes, transpose, xor, Bytes,
[INFO] [stderr]    |                                  ^^^^^^^^^  ^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::env::temp_dir`
[INFO] [stderr]  --> src/twister.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::env::temp_dir;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant `CONSTANT_KEY` is never used
[INFO] [stderr]  --> src/third_set.rs:2:11
[INFO] [stderr]   |
[INFO] [stderr] 2 |     const CONSTANT_KEY: [u8; 16] = [16; 16];
[INFO] [stderr]   |           ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `gen_random_cbc_encryption` is never used
[INFO] [stderr]    --> src/third_set.rs:147:8
[INFO] [stderr]     |
[INFO] [stderr] 147 |     fn gen_random_cbc_encryption() -> Vec<u8> {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `verify_padding` is never used
[INFO] [stderr]    --> src/third_set.rs:165:8
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn verify_padding(ct: &[u8]) -> bool {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/utils.rs:125:22
[INFO] [stderr]     |
[INFO] [stderr] 125 |     for byte in bytes.clone().into_iter() {
[INFO] [stderr]     |                      ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Bytes`
[INFO] [stderr]   --> src/third_set.rs:11:50
[INFO] [stderr]    |
[INFO] [stderr] 11 |             strip_padding_bytes, transpose, xor, Bytes,
[INFO] [stderr]    |                                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `cryptopals` (lib) generated 7 warnings (run `cargo fix --lib -p cryptopals` to apply 4 suggestions)
[INFO] [stderr] warning: `cryptopals` (lib test) generated 3 warnings (2 duplicates) (run `cargo fix --lib -p cryptopals --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/cryptopals-057a03ed040fcacf)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test second_set::second_set::cbc_bitflipping_attacks ... ok
[INFO] [stdout] test second_set::second_set::cbc_test ... ok
[INFO] [stdout] test second_set::second_set::cut_and_paste ... ok
[INFO] [stdout] test second_set::second_set::ecb_cbc_detection ... ok
[INFO] [stdout] test second_set::second_set::implement_cbc_mode ... ok
[INFO] [stdout] test solutions::first_set::aes_ecb_mode ... ok
[INFO] [stdout] test solutions::first_set::break_repeating_key_xor ... ok
[INFO] [stdout] test solutions::first_set::hex_to_base64 ... ok
[INFO] [stdout] test solutions::first_set::single_byte_xor ... ok
[INFO] [stdout] test solutions::first_set::test_hamming_distance ... ok
[INFO] [stdout] test solutions::first_set::fixed_xor ... ok
[INFO] [stdout] test solutions::first_set::repeating_key_xor ... ok
[INFO] [stdout] test third_set::third_set::break_ctr_substitution ... ok
[INFO] [stdout] test third_set::third_set::implement_ctr ... ok
[INFO] [stdout] test third_set::third_set::test_untemper ... ok
[INFO] [stdout] test third_set::third_set::twister ... ok
[INFO] [stdout] test second_set::second_set::test_collision ... ok
[INFO] [stdout] test third_set::third_set::break_ctr_statistically ... ok
[INFO] [stdout] test third_set::third_set::clone_rng ... ok
[INFO] [stdout] test second_set::second_set::padding_validation ... FAILED
[INFO] [stdout] test solutions::first_set::detect_single_char_xor ... ok
[INFO] [stdout] test third_set::third_set::cbc_padding_oracle ... ok
[INFO] [stdout] test solutions::first_set::detect_aes_in_ecb ... ok
[INFO] [stdout] test second_set::second_set::ecb_decryption ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- second_set::second_set::padding_validation stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'second_set::second_set::padding_validation' (31) panicked at src/second_set.rs:183:9:
[INFO] [stdout] assertion failed: res4 == Ok(b"ICE ICE BABY".to_vec())
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x581f0d58dda2 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x581f0d58dda2 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x581f0d58dda2 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x581f0d58dda2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x581f0d59e4b7 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x581f0d59e4b7 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x581f0d55ca46 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x581f0d55ca46 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x581f0d56d0b9 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x581f0d56d0b9 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x581f0d56cf51 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x581f0d4ddd5e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x581f0d4ddd5e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x581f0d56d332 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x581f0d56d332 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x581f0d56d1aa - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x581f0d5686f9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x581f0d55180d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x581f0d5a5a9c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x581f0d5a5a62 - core::panicking::panic::h40aea00c5b72b770
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x581f0d4a3ccd - cryptopals::second_set::second_set::padding_validation::h315abc78fc9a6673
[INFO] [stdout]                                at /opt/rustwide/workdir/src/second_set.rs:183:9
[INFO] [stdout]   21:     0x581f0d4a3f27 - cryptopals::second_set::second_set::padding_validation::{{closure}}::h861c8fc711bc64f2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/second_set.rs:173:32
[INFO] [stdout]   22:     0x581f0d4adb16 - core::ops::function::FnOnce::call_once::h84466dc7ad083862
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x581f0d4ddb8b - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x581f0d4ddb8b - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x581f0d4f151a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x581f0d4f151a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x581f0d4f151a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x581f0d4f151a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x581f0d4f151a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x581f0d4f151a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x581f0d4f151a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x581f0d4cb7b4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x581f0d4cb7b4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x581f0d4cf0e2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x581f0d4cf0e2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x581f0d4cf0e2 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x581f0d4cf0e2 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x581f0d4cf0e2 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x581f0d4cf0e2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x581f0d4cf0e2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x581f0d563d7f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x581f0d563d7f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7134a9bb7aa4 - <unknown>
[INFO] [stdout]   44:     0x7134a9c44a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     second_set::second_set::padding_validation
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 23 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "2e0fde6714498e0716c1d6800afeee6edb193d15c5724b1e8c28a9fc3608887e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e0fde6714498e0716c1d6800afeee6edb193d15c5724b1e8c28a9fc3608887e", kill_on_drop: false }`
[INFO] [stdout] 2e0fde6714498e0716c1d6800afeee6edb193d15c5724b1e8c28a9fc3608887e
