[INFO] updating cached repository https://github.com/MichaelBlume/crypto-pals
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 82c8c0ceb710c01dfbe3fe0b21eeb58bb355ff0b
[INFO] testing MichaelBlume/crypto-pals against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichaelBlume%2Fcrypto-pals" "work/builds/worker-1/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MichaelBlume/crypto-pals on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/MichaelBlume/crypto-pals
[INFO] finished tweaking git repo https://github.com/MichaelBlume/crypto-pals
[INFO] tweaked toml for git repo https://github.com/MichaelBlume/crypto-pals written to work/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/MichaelBlume/crypto-pals already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 72a047f49fc9d413a9cd1d276a9cd011822ca310ebb8218c503abdac1437b443
[INFO] running `"docker" "start" "-a" "72a047f49fc9d413a9cd1d276a9cd011822ca310ebb8218c503abdac1437b443"`
[INFO] [stderr]    Compiling crypto-pals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `xor_buffers`
[INFO] [stderr]   --> src/main.rs:64:1
[INFO] [stderr]    |
[INFO] [stderr] 64 | fn xor_buffers(s1: &[u8], s2: &[u8], out_buffer: &mut [u8]) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hex_byte_to_nibble`
[INFO] [stderr]   --> src/main.rs:73:1
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn hex_byte_to_nibble(b: u8) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hex_to_bytestring`
[INFO] [stderr]   --> src/main.rs:77:1
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn hex_to_bytestring(s: &[u8]) -> Vec<u8> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `create_scoring_table`
[INFO] [stderr]   --> src/main.rs:86:1
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn create_scoring_table() -> [u8; 256] {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `score_string_with_key`
[INFO] [stderr]    --> src/main.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | fn score_string_with_key(cipher_string: &Vec<u8>, key: u8, score_table: &[u8]) -> i32 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_string_with_key`
[INFO] [stderr]    --> src/main.rs:123:1
[INFO] [stderr]     |
[INFO] [stderr] 123 | fn decode_string_with_key(cipher_string: &mut Vec<u8>, key: u8) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decode_hex_cipher`
[INFO] [stderr]    --> src/main.rs:130:1
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn decode_hex_cipher(s: &[u8]) -> Vec<u8> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "72a047f49fc9d413a9cd1d276a9cd011822ca310ebb8218c503abdac1437b443"`
[INFO] running `"docker" "rm" "-f" "72a047f49fc9d413a9cd1d276a9cd011822ca310ebb8218c503abdac1437b443"`
[INFO] [stdout] 72a047f49fc9d413a9cd1d276a9cd011822ca310ebb8218c503abdac1437b443
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] fe1c9904561843af80e15c84250c4d7ea0133d7f5c610292f4315a01263f68ee
[INFO] running `"docker" "start" "-a" "fe1c9904561843af80e15c84250c4d7ea0133d7f5c610292f4315a01263f68ee"`
[INFO] [stderr]    Compiling crypto-pals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `"docker" "inspect" "fe1c9904561843af80e15c84250c4d7ea0133d7f5c610292f4315a01263f68ee"`
[INFO] running `"docker" "rm" "-f" "fe1c9904561843af80e15c84250c4d7ea0133d7f5c610292f4315a01263f68ee"`
[INFO] [stdout] fe1c9904561843af80e15c84250c4d7ea0133d7f5c610292f4315a01263f68ee
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 786297ee7681569a5259706b311177c5fee6d9c0057b8649073e4f511c92bcd3
[INFO] running `"docker" "start" "-a" "786297ee7681569a5259706b311177c5fee6d9c0057b8649073e4f511c92bcd3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/crypto_pals-95c58372a4057e81
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_b64 ... ok
[INFO] [stdout] test tests::test_xor ... ok
[INFO] [stdout] test tests::test_decode_single_byte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "786297ee7681569a5259706b311177c5fee6d9c0057b8649073e4f511c92bcd3"`
[INFO] running `"docker" "rm" "-f" "786297ee7681569a5259706b311177c5fee6d9c0057b8649073e4f511c92bcd3"`
[INFO] [stdout] 786297ee7681569a5259706b311177c5fee6d9c0057b8649073e4f511c92bcd3