Dec 05 02:51:32.755 INFO checking DenialAdams/steganography against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 02:51:32.755 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 02:51:33.161 INFO [stdout] 28f53d72fa0bcf0372acb41596862003a446bac5b8bbb3fc20e51c5292f1aa43
Dec 05 02:51:33.163 INFO running `"docker" "start" "-a" "28f53d72fa0bcf0372acb41596862003a446bac5b8bbb3fc20e51c5292f1aa43"`
Dec 05 02:51:34.192 INFO [stderr] usermod: no changes
Dec 05 02:51:34.271 INFO [stderr]     Checking steganography v0.1.0 (/source)
Dec 05 02:51:36.119 INFO [stderr] warning: function is never used: `create_parity_chart`
Dec 05 02:51:36.119 INFO [stderr]   --> src/main.rs:95:1
Dec 05 02:51:36.119 INFO [stderr]    |
Dec 05 02:51:36.119 INFO [stderr] 95 | fn create_parity_chart(filename_in: &str, filename_out: &str) {
Dec 05 02:51:36.119 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.119 INFO [stderr]    |
Dec 05 02:51:36.119 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 02:51:36.119 INFO [stderr] 
Dec 05 02:51:36.119 INFO [stderr] warning: function is never used: `is_odd_parity`
Dec 05 02:51:36.119 INFO [stderr]    --> src/main.rs:115:1
Dec 05 02:51:36.119 INFO [stderr]     |
Dec 05 02:51:36.119 INFO [stderr] 115 | fn is_odd_parity(mut v: u32) -> bool {
Dec 05 02:51:36.119 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.119 INFO [stderr] 
Dec 05 02:51:36.119 INFO [stderr] warning: function is never used: `read_parity_message`
Dec 05 02:51:36.119 INFO [stderr]    --> src/main.rs:126:1
Dec 05 02:51:36.119 INFO [stderr]     |
Dec 05 02:51:36.119 INFO [stderr] 126 | fn read_parity_message(filename: &str) -> Result<Vec<u8>, &'static str> {
Dec 05 02:51:36.119 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.119 INFO [stderr] 
Dec 05 02:51:36.119 INFO [stderr] warning: function is never used: `write_parity_message`
Dec 05 02:51:36.119 INFO [stderr]    --> src/main.rs:148:1
Dec 05 02:51:36.119 INFO [stderr]     |
Dec 05 02:51:36.119 INFO [stderr] 148 | fn write_parity_message(message: &[u8]) -> Result<(), &'static str> {
Dec 05 02:51:36.119 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.119 INFO [stderr] 
Dec 05 02:51:36.119 INFO [stderr] warning: function is never used: `write_end_of_image_comment`
Dec 05 02:51:36.119 INFO [stderr]    --> src/main.rs:208:1
Dec 05 02:51:36.119 INFO [stderr]     |
Dec 05 02:51:36.119 INFO [stderr] 208 | fn write_end_of_image_comment(message: &[u8]) {
Dec 05 02:51:36.119 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.119 INFO [stderr] 
Dec 05 02:51:36.127 INFO [stderr] warning: function is never used: `vigenere_encrypt`
Dec 05 02:51:36.127 INFO [stderr]  --> src/crypto.rs:5:1
Dec 05 02:51:36.127 INFO [stderr]   |
Dec 05 02:51:36.127 INFO [stderr] 5 | pub fn vigenere_encrypt(input: &[u8], key: &[u8]) -> Result<Vec<u8>, &'static str> {
Dec 05 02:51:36.127 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.127 INFO [stderr]   |
Dec 05 02:51:36.127 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 05 02:51:36.127 INFO [stderr] 
Dec 05 02:51:36.127 INFO [stderr] warning: function is never used: `vigenere_decrypt`
Dec 05 02:51:36.127 INFO [stderr]   --> src/crypto.rs:17:1
Dec 05 02:51:36.127 INFO [stderr]    |
Dec 05 02:51:36.127 INFO [stderr] 17 | pub fn vigenere_decrypt(input: &[u8], key: &[u8]) -> Result<Vec<u8>, &'static str> {
Dec 05 02:51:36.127 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.127 INFO [stderr] 
Dec 05 02:51:36.127 INFO [stderr] warning: function is never used: `caesar_encrypt`
Dec 05 02:51:36.127 INFO [stderr]   --> src/crypto.rs:29:1
Dec 05 02:51:36.127 INFO [stderr]    |
Dec 05 02:51:36.127 INFO [stderr] 29 | pub fn caesar_encrypt(input: &[u8], offset: u8) -> Result<Vec<u8>, &'static str> {
Dec 05 02:51:36.127 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.127 INFO [stderr] 
Dec 05 02:51:36.127 INFO [stderr] warning: function is never used: `caesar_decrypt`
Dec 05 02:51:36.127 INFO [stderr]   --> src/crypto.rs:40:1
Dec 05 02:51:36.127 INFO [stderr]    |
Dec 05 02:51:36.127 INFO [stderr] 40 | pub fn caesar_decrypt(input: &[u8], offset: u8) -> Result<Vec<u8>, &'static str> {
Dec 05 02:51:36.127 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.127 INFO [stderr] 
Dec 05 02:51:36.127 INFO [stderr] warning: function is never used: `modulo`
Dec 05 02:51:36.127 INFO [stderr]   --> src/crypto.rs:52:1
Dec 05 02:51:36.127 INFO [stderr]    |
Dec 05 02:51:36.127 INFO [stderr] 52 | fn modulo(base: i8, other: u8) -> u8 {
Dec 05 02:51:36.127 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.127 INFO [stderr] 
Dec 05 02:51:36.127 INFO [stderr] warning: function is never used: `alpha_to_twosix`
Dec 05 02:51:36.127 INFO [stderr]  --> src/util.rs:1:1
Dec 05 02:51:36.127 INFO [stderr]   |
Dec 05 02:51:36.127 INFO [stderr] 1 | pub fn alpha_to_twosix(input: u8) -> Result<u8, &'static str> {
Dec 05 02:51:36.128 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.128 INFO [stderr] 
Dec 05 02:51:36.128 INFO [stderr] warning: function is never used: `twosix_to_alpha`
Dec 05 02:51:36.128 INFO [stderr]   --> src/util.rs:33:1
Dec 05 02:51:36.128 INFO [stderr]    |
Dec 05 02:51:36.128 INFO [stderr] 33 | pub fn twosix_to_alpha(input: u8) -> Result<u8, &'static str> {
Dec 05 02:51:36.128 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.128 INFO [stderr] 
Dec 05 02:51:36.128 INFO [stderr] warning: function is never used: `create_parity_chart`
Dec 05 02:51:36.128 INFO [stderr]   --> src/main.rs:95:1
Dec 05 02:51:36.128 INFO [stderr]    |
Dec 05 02:51:36.128 INFO [stderr] 95 | fn create_parity_chart(filename_in: &str, filename_out: &str) {
Dec 05 02:51:36.128 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.128 INFO [stderr] 
Dec 05 02:51:36.128 INFO [stderr] warning: function is never used: `is_odd_parity`
Dec 05 02:51:36.128 INFO [stderr]    --> src/main.rs:115:1
Dec 05 02:51:36.128 INFO [stderr]     |
Dec 05 02:51:36.128 INFO [stderr] 115 | fn is_odd_parity(mut v: u32) -> bool {
Dec 05 02:51:36.128 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.128 INFO [stderr] 
Dec 05 02:51:36.128 INFO [stderr] warning: function is never used: `read_parity_message`
Dec 05 02:51:36.128 INFO [stderr]    --> src/main.rs:126:1
Dec 05 02:51:36.128 INFO [stderr]     |
Dec 05 02:51:36.128 INFO [stderr] 126 | fn read_parity_message(filename: &str) -> Result<Vec<u8>, &'static str> {
Dec 05 02:51:36.128 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.128 INFO [stderr] 
Dec 05 02:51:36.128 INFO [stderr] warning: function is never used: `write_parity_message`
Dec 05 02:51:36.128 INFO [stderr]    --> src/main.rs:148:1
Dec 05 02:51:36.128 INFO [stderr]     |
Dec 05 02:51:36.128 INFO [stderr] 148 | fn write_parity_message(message: &[u8]) -> Result<(), &'static str> {
Dec 05 02:51:36.128 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.128 INFO [stderr] 
Dec 05 02:51:36.128 INFO [stderr] warning: function is never used: `write_end_of_image_comment`
Dec 05 02:51:36.128 INFO [stderr]    --> src/main.rs:208:1
Dec 05 02:51:36.128 INFO [stderr]     |
Dec 05 02:51:36.128 INFO [stderr] 208 | fn write_end_of_image_comment(message: &[u8]) {
Dec 05 02:51:36.128 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 02:51:36.128 INFO [stderr] 
Dec 05 02:51:36.191 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.98s
Dec 05 02:51:36.199 INFO [stderr] su: No module specific data is present
Dec 05 02:51:36.701 INFO running `"docker" "inspect" "28f53d72fa0bcf0372acb41596862003a446bac5b8bbb3fc20e51c5292f1aa43"`
Dec 05 02:51:36.973 INFO running `"docker" "rm" "-f" "28f53d72fa0bcf0372acb41596862003a446bac5b8bbb3fc20e51c5292f1aa43"`
Dec 05 02:51:37.129 INFO [stdout] 28f53d72fa0bcf0372acb41596862003a446bac5b8bbb3fc20e51c5292f1aa43