[INFO] updating cached repository https://github.com/gs0510/cryptopals
[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] d310ac10497ded126937dd94b9a76b55532be58f
[INFO] testing gs0510/cryptopals against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgs0510%2Fcryptopals" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gs0510/cryptopals on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gs0510/cryptopals
[INFO] finished tweaking git repo https://github.com/gs0510/cryptopals
[INFO] tweaked toml for git repo https://github.com/gs0510/cryptopals written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/gs0510/cryptopals already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 171f4f312abd688f7d5c759c48728bb64b6ecc59ab2ed7b04481317ff15e4165
[INFO] running `"docker" "start" "-a" "171f4f312abd688f7d5c759c48728bb64b6ecc59ab2ed7b04481317ff15e4165"`
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `round_score` is never read
[INFO] [stderr]   --> src/lib.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let mut round_score = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `xored` is never read
[INFO] [stderr]   --> src/lib.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut xored = Vec::new();
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_key`
[INFO] [stderr]   --> src/lib.rs:63:1
[INFO] [stderr]    |
[INFO] [stderr] 63 | fn find_key(encrypted: &[u8]) -> u8 {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `break_xor_cipher`
[INFO] [stderr]   --> src/lib.rs:86:1
[INFO] [stderr]    |
[INFO] [stderr] 86 | fn break_xor_cipher(input: String) -> String {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `"docker" "inspect" "171f4f312abd688f7d5c759c48728bb64b6ecc59ab2ed7b04481317ff15e4165"`
[INFO] running `"docker" "rm" "-f" "171f4f312abd688f7d5c759c48728bb64b6ecc59ab2ed7b04481317ff15e4165"`
[INFO] [stdout] 171f4f312abd688f7d5c759c48728bb64b6ecc59ab2ed7b04481317ff15e4165
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f1a09a454e8d8356b9de2ef5b7211c4f0cadbbe0c4f0ce97781898e03eadf3ca
[INFO] running `"docker" "start" "-a" "f1a09a454e8d8356b9de2ef5b7211c4f0cadbbe0c4f0ce97781898e03eadf3ca"`
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: value assigned to `round_score` is never read
[INFO] [stderr]   --> src/lib.rs:65:13
[INFO] [stderr]    |
[INFO] [stderr] 65 |     let mut round_score = 0;
[INFO] [stderr]    |             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `xored` is never read
[INFO] [stderr]   --> src/lib.rs:67:13
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let mut xored = Vec::new();
[INFO] [stderr]    |             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "f1a09a454e8d8356b9de2ef5b7211c4f0cadbbe0c4f0ce97781898e03eadf3ca"`
[INFO] running `"docker" "rm" "-f" "f1a09a454e8d8356b9de2ef5b7211c4f0cadbbe0c4f0ce97781898e03eadf3ca"`
[INFO] [stdout] f1a09a454e8d8356b9de2ef5b7211c4f0cadbbe0c4f0ce97781898e03eadf3ca
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/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" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] c7e81fadc777da0d06a51435273981f098b33b1d970da76808ffb9c1cfe7fc86
[INFO] running `"docker" "start" "-a" "c7e81fadc777da0d06a51435273981f098b33b1d970da76808ffb9c1cfe7fc86"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cryptopals-0457e6e3d5f18cc2
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_hex_to_base64 ... ok
[INFO] [stdout] test tests::test_hex_xor ... ok
[INFO] [stdout] test tests::test_xor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cryptopals-36b370a0f6645666
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cryptopals
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c7e81fadc777da0d06a51435273981f098b33b1d970da76808ffb9c1cfe7fc86"`
[INFO] running `"docker" "rm" "-f" "c7e81fadc777da0d06a51435273981f098b33b1d970da76808ffb9c1cfe7fc86"`
[INFO] [stdout] c7e81fadc777da0d06a51435273981f098b33b1d970da76808ffb9c1cfe7fc86