Dec 19 11:32:31.429 INFO checking ohazi/cryptopals against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 11:32:31.429 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/ohazi/cryptopals:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 11:32:32.014 INFO [stdout] b7e6eb686cd1414ae3a92923ffb10e27ef33e553e7b8578137b879c4805b34b7
Dec 19 11:32:32.016 INFO running `"docker" "start" "-a" "b7e6eb686cd1414ae3a92923ffb10e27ef33e553e7b8578137b879c4805b34b7"`
Dec 19 11:32:34.092 INFO [stderr]     Checking maplit v1.0.0
Dec 19 11:32:34.092 INFO [stderr]     Checking rand v0.4.1
Dec 19 11:32:35.733 INFO [stderr]     Checking cryptopals v0.1.0 (/opt/crater/workdir)
Dec 19 11:32:36.384 INFO [stderr] warning: function is never used: `base64_encode`
Dec 19 11:32:36.384 INFO [stderr]  --> src/set1.rs:1:1
Dec 19 11:32:36.384 INFO [stderr]   |
Dec 19 11:32:36.384 INFO [stderr] 1 | pub fn base64_encode(bytes: &[u8]) -> Result<String, &'static str> {
Dec 19 11:32:36.384 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.385 INFO [stderr]   |
Dec 19 11:32:36.385 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 19 11:32:36.385 INFO [stderr] 
Dec 19 11:32:36.385 INFO [stderr] warning: function is never used: `xor`
Dec 19 11:32:36.385 INFO [stderr]   --> src/set1.rs:85:1
Dec 19 11:32:36.385 INFO [stderr]    |
Dec 19 11:32:36.385 INFO [stderr] 85 | pub fn xor(a: &[u8], b: &[u8]) -> Result<Vec<u8>, &'static str> {
Dec 19 11:32:36.385 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.385 INFO [stderr] 
Dec 19 11:32:36.385 INFO [stderr] warning: function is never used: `xor_in_place`
Dec 19 11:32:36.386 INFO [stderr]    --> src/set1.rs:100:1
Dec 19 11:32:36.386 INFO [stderr]     |
Dec 19 11:32:36.386 INFO [stderr] 100 | pub fn xor_in_place(data: &mut [u8], other: &[u8]) -> Result<usize, &'static str> {
Dec 19 11:32:36.386 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.386 INFO [stderr] 
Dec 19 11:32:36.387 INFO [stderr] warning: function is never used: `xor_repeat`
Dec 19 11:32:36.387 INFO [stderr]    --> src/set1.rs:115:1
Dec 19 11:32:36.387 INFO [stderr]     |
Dec 19 11:32:36.387 INFO [stderr] 115 | pub fn xor_repeat(plaintext: &[u8], key: &[u8]) -> Vec<u8> {
Dec 19 11:32:36.387 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.388 INFO [stderr] 
Dec 19 11:32:36.388 INFO [stderr] warning: function is never used: `char_freq_score`
Dec 19 11:32:36.388 INFO [stderr]    --> src/set1.rs:129:1
Dec 19 11:32:36.388 INFO [stderr]     |
Dec 19 11:32:36.388 INFO [stderr] 129 | pub fn char_freq_score(text: &[u8]) -> f64 {
Dec 19 11:32:36.388 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.388 INFO [stderr] 
Dec 19 11:32:36.388 INFO [stderr] warning: function is never used: `hamming_distance`
Dec 19 11:32:36.388 INFO [stderr]    --> src/set1.rs:215:1
Dec 19 11:32:36.388 INFO [stderr]     |
Dec 19 11:32:36.388 INFO [stderr] 215 | pub fn hamming_distance(a: &[u8], b: &[u8]) -> Result<u32, &'static str> {
Dec 19 11:32:36.388 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.388 INFO [stderr] 
Dec 19 11:32:36.388 INFO [stderr] warning: function is never used: `find_best_single_byte_xor`
Dec 19 11:32:36.388 INFO [stderr]    --> src/set1.rs:231:1
Dec 19 11:32:36.388 INFO [stderr]     |
Dec 19 11:32:36.388 INFO [stderr] 231 | pub fn find_best_single_byte_xor(ciphertext: &[u8]) -> u8 {
Dec 19 11:32:36.388 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.389 INFO [stderr] 
Dec 19 11:32:36.389 INFO [stderr] warning: function is never used: `to_hex`
Dec 19 11:32:36.389 INFO [stderr]    --> src/set1.rs:248:1
Dec 19 11:32:36.389 INFO [stderr]     |
Dec 19 11:32:36.389 INFO [stderr] 248 | pub fn to_hex(data: &[u8]) -> String {
Dec 19 11:32:36.389 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.389 INFO [stderr] 
Dec 19 11:32:36.389 INFO [stderr] warning: function is never used: `pkcs7_pad`
Dec 19 11:32:36.389 INFO [stderr]  --> src/set2.rs:3:1
Dec 19 11:32:36.389 INFO [stderr]   |
Dec 19 11:32:36.389 INFO [stderr] 3 | pub fn pkcs7_pad(data: &[u8], blocksize: u8) -> Result<Vec<u8>, &'static str> {
Dec 19 11:32:36.389 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.389 INFO [stderr] 
Dec 19 11:32:36.389 INFO [stderr] warning: function is never used: `pkcs7_unpad`
Dec 19 11:32:36.389 INFO [stderr]   --> src/set2.rs:18:1
Dec 19 11:32:36.389 INFO [stderr]    |
Dec 19 11:32:36.389 INFO [stderr] 18 | pub fn pkcs7_unpad(data: &[u8], blocksize: u8) -> Result<&[u8], &'static str> {
Dec 19 11:32:36.389 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.389 INFO [stderr] 
Dec 19 11:32:36.389 INFO [stderr] warning: function is never used: `pkcs7_unpad_unchecked`
Dec 19 11:32:36.389 INFO [stderr]   --> src/set2.rs:36:1
Dec 19 11:32:36.389 INFO [stderr]    |
Dec 19 11:32:36.389 INFO [stderr] 36 | pub fn pkcs7_unpad_unchecked(data: &[u8], blocksize: u8) -> Result<&[u8], &'static str> {
Dec 19 11:32:36.389 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.389 INFO [stderr] 
Dec 19 11:32:36.389 INFO [stderr] warning: function is never used: `aes_cbc_encrypt`
Dec 19 11:32:36.389 INFO [stderr]   --> src/set2.rs:53:1
Dec 19 11:32:36.389 INFO [stderr]    |
Dec 19 11:32:36.389 INFO [stderr] 53 | pub fn aes_cbc_encrypt(key: &[u8], iv: &[u8], plaintext: &[u8]) -> Result<Vec<u8>, &'static str> {
Dec 19 11:32:36.390 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.390 INFO [stderr] 
Dec 19 11:32:36.390 INFO [stderr] warning: function is never used: `aes_cbc_decrypt`
Dec 19 11:32:36.390 INFO [stderr]    --> src/set2.rs:101:1
Dec 19 11:32:36.390 INFO [stderr]     |
Dec 19 11:32:36.390 INFO [stderr] 101 | pub fn aes_cbc_decrypt(key: &[u8], iv: &[u8], ciphertext: &[u8]) -> Result<Vec<u8>, &'static str> {
Dec 19 11:32:36.390 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.390 INFO [stderr] 
Dec 19 11:32:36.390 INFO [stderr] warning: variant is never constructed: `CBC`
Dec 19 11:32:36.390 INFO [stderr]    --> src/set2.rs:160:5
Dec 19 11:32:36.390 INFO [stderr]     |
Dec 19 11:32:36.390 INFO [stderr] 160 |     CBC,
Dec 19 11:32:36.390 INFO [stderr]     |     ^^^
Dec 19 11:32:36.390 INFO [stderr] 
Dec 19 11:32:36.390 INFO [stderr] warning: variant is never constructed: `ECB`
Dec 19 11:32:36.390 INFO [stderr]    --> src/set2.rs:161:5
Dec 19 11:32:36.390 INFO [stderr]     |
Dec 19 11:32:36.390 INFO [stderr] 161 |     ECB,
Dec 19 11:32:36.390 INFO [stderr]     |     ^^^
Dec 19 11:32:36.390 INFO [stderr] 
Dec 19 11:32:36.390 INFO [stderr] warning: variant is never constructed: `Unknown`
Dec 19 11:32:36.390 INFO [stderr]    --> src/set2.rs:162:5
Dec 19 11:32:36.390 INFO [stderr]     |
Dec 19 11:32:36.390 INFO [stderr] 162 |     Unknown,
Dec 19 11:32:36.390 INFO [stderr]     |     ^^^^^^^
Dec 19 11:32:36.390 INFO [stderr] 
Dec 19 11:32:36.390 INFO [stderr] warning: function is never used: `encryption_oracle`
Dec 19 11:32:36.390 INFO [stderr]    --> src/set2.rs:165:1
Dec 19 11:32:36.390 INFO [stderr]     |
Dec 19 11:32:36.390 INFO [stderr] 165 | pub fn encryption_oracle(input: &[u8]) -> (Vec<u8>, CipherMode) {
Dec 19 11:32:36.390 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.390 INFO [stderr] 
Dec 19 11:32:36.390 INFO [stderr] warning: function is never used: `detect_ecb_cbc`
Dec 19 11:32:36.391 INFO [stderr]    --> src/set2.rs:201:1
Dec 19 11:32:36.391 INFO [stderr]     |
Dec 19 11:32:36.391 INFO [stderr] 201 | / pub fn detect_ecb_cbc<F>(mut oracle: F) -> CipherMode
Dec 19 11:32:36.391 INFO [stderr] 202 | | where
Dec 19 11:32:36.391 INFO [stderr] 203 | |     F: FnMut(&[u8]) -> Vec<u8>,
Dec 19 11:32:36.391 INFO [stderr] 204 | | {
Dec 19 11:32:36.391 INFO [stderr] ...   |
Dec 19 11:32:36.391 INFO [stderr] 213 | |     }
Dec 19 11:32:36.391 INFO [stderr] 214 | | }
Dec 19 11:32:36.391 INFO [stderr]     | |_^
Dec 19 11:32:36.391 INFO [stderr] 
Dec 19 11:32:36.391 INFO [stderr] warning: struct is never constructed: `RandomKey`
Dec 19 11:32:36.391 INFO [stderr]    --> src/set2.rs:220:1
Dec 19 11:32:36.391 INFO [stderr]     |
Dec 19 11:32:36.391 INFO [stderr] 220 | pub struct RandomKey {
Dec 19 11:32:36.391 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.391 INFO [stderr] 
Dec 19 11:32:36.391 INFO [stderr] warning: method is never used: `new`
Dec 19 11:32:36.391 INFO [stderr]    --> src/set2.rs:225:5
Dec 19 11:32:36.391 INFO [stderr]     |
Dec 19 11:32:36.391 INFO [stderr] 225 |     pub fn new() -> RandomKey {
Dec 19 11:32:36.391 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.391 INFO [stderr] 
Dec 19 11:32:36.391 INFO [stderr] warning: function is never used: `byte_at_a_time_ecb_decryption_simple`
Dec 19 11:32:36.391 INFO [stderr]    --> src/set2.rs:251:1
Dec 19 11:32:36.391 INFO [stderr]     |
Dec 19 11:32:36.391 INFO [stderr] 251 | pub fn byte_at_a_time_ecb_decryption_simple(oracle: &EcbOracleSimple) -> Result<String, &'static str> {
Dec 19 11:32:36.391 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.392 INFO [stderr] 
Dec 19 11:32:36.392 INFO [stderr] warning: function is never used: `parse_key_value`
Dec 19 11:32:36.392 INFO [stderr]    --> src/set2.rs:328:1
Dec 19 11:32:36.392 INFO [stderr]     |
Dec 19 11:32:36.392 INFO [stderr] 328 | fn parse_key_value(input: &str) -> Result<HashMap<&str, &str>, &'static str> {
Dec 19 11:32:36.392 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.392 INFO [stderr] 
Dec 19 11:32:36.392 INFO [stderr] warning: function is never used: `ecb_cut_and_paste`
Dec 19 11:32:36.392 INFO [stderr]    --> src/set2.rs:381:1
Dec 19 11:32:36.392 INFO [stderr]     |
Dec 19 11:32:36.392 INFO [stderr] 381 | fn ecb_cut_and_paste(oracle: &EcbCutPaste) -> Vec<u8> {
Dec 19 11:32:36.392 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.392 INFO [stderr] 
Dec 19 11:32:36.392 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 19 11:32:36.392 INFO [stderr]  --> src/main.rs:1:12
Dec 19 11:32:36.392 INFO [stderr]   |
Dec 19 11:32:36.392 INFO [stderr] 1 | #![feature(inclusive_range_syntax)]
Dec 19 11:32:36.392 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.392 INFO [stderr]   |
Dec 19 11:32:36.392 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 11:32:36.392 INFO [stderr] 
Dec 19 11:32:36.857 INFO [stderr] warning: function is never used: `to_hex`
Dec 19 11:32:36.857 INFO [stderr]    --> src/set1.rs:248:1
Dec 19 11:32:36.857 INFO [stderr]     |
Dec 19 11:32:36.857 INFO [stderr] 248 | pub fn to_hex(data: &[u8]) -> String {
Dec 19 11:32:36.857 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.857 INFO [stderr]     |
Dec 19 11:32:36.857 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 19 11:32:36.857 INFO [stderr] 
Dec 19 11:32:36.857 INFO [stderr] warning: the feature `inclusive_range_syntax` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 19 11:32:36.857 INFO [stderr]  --> src/main.rs:1:12
Dec 19 11:32:36.857 INFO [stderr]   |
Dec 19 11:32:36.857 INFO [stderr] 1 | #![feature(inclusive_range_syntax)]
Dec 19 11:32:36.857 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^
Dec 19 11:32:36.857 INFO [stderr]   |
Dec 19 11:32:36.857 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 11:32:36.857 INFO [stderr] 
Dec 19 11:32:36.914 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
Dec 19 11:32:38.278 INFO running `"docker" "inspect" "b7e6eb686cd1414ae3a92923ffb10e27ef33e553e7b8578137b879c4805b34b7"`
Dec 19 11:32:38.598 INFO running `"docker" "rm" "-f" "b7e6eb686cd1414ae3a92923ffb10e27ef33e553e7b8578137b879c4805b34b7"`
Dec 19 11:32:38.964 INFO [stdout] b7e6eb686cd1414ae3a92923ffb10e27ef33e553e7b8578137b879c4805b34b7