[INFO] fetching crate df1t-cyph 0.2.1...
[INFO] testing df1t-cyph-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate df1t-cyph 0.2.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate df1t-cyph 0.2.1
[INFO] finished tweaking crates.io crate df1t-cyph 0.2.1
[INFO] tweaked toml for crates.io crate df1t-cyph 0.2.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate df1t-cyph 0.2.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1f8ea254157f5f6e3e742e606c8844055658b21469241be84df196d7602574b
[INFO] running `Command { std: "docker" "start" "-a" "a1f8ea254157f5f6e3e742e606c8844055658b21469241be84df196d7602574b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1f8ea254157f5f6e3e742e606c8844055658b21469241be84df196d7602574b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1f8ea254157f5f6e3e742e606c8844055658b21469241be84df196d7602574b", kill_on_drop: false }`
[INFO] [stdout] a1f8ea254157f5f6e3e742e606c8844055658b21469241be84df196d7602574b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67be9f00b885dc505fc4bf6f075eac1e6107e6a262ac9ec05bd15cf31039675c
[INFO] running `Command { std: "docker" "start" "-a" "67be9f00b885dc505fc4bf6f075eac1e6107e6a262ac9ec05bd15cf31039675c", kill_on_drop: false }`
[INFO] [stderr]    Compiling df1t-cyph v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/shared/parse.rs:97:44
[INFO] [stdout]    |
[INFO] [stdout] 97 |             new_vec[(i + n) % len] = vec[i].clone();
[INFO] [stdout]    |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` 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] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/shared/parse.rs:102:50
[INFO] [stdout]     |
[INFO] [stdout] 102 |             new_vec[i] = vec[(i + len - n) % len].clone();
[INFO] [stdout]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "67be9f00b885dc505fc4bf6f075eac1e6107e6a262ac9ec05bd15cf31039675c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67be9f00b885dc505fc4bf6f075eac1e6107e6a262ac9ec05bd15cf31039675c", kill_on_drop: false }`
[INFO] [stdout] 67be9f00b885dc505fc4bf6f075eac1e6107e6a262ac9ec05bd15cf31039675c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bffdf13155c6d97471fa473436837bb43b534f9e7000e5b016eca80afc1a996
[INFO] running `Command { std: "docker" "start" "-a" "2bffdf13155c6d97471fa473436837bb43b534f9e7000e5b016eca80afc1a996", kill_on_drop: false }`
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/shared/parse.rs:97:44
[INFO] [stdout]    |
[INFO] [stdout] 97 |             new_vec[(i + n) % len] = vec[i].clone();
[INFO] [stdout]    |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` 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] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/shared/parse.rs:102:50
[INFO] [stdout]     |
[INFO] [stdout] 102 |             new_vec[i] = vec[(i + len - n) % len].clone();
[INFO] [stdout]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling df1t-cyph v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `removed_element`
[INFO] [stdout]    --> src/encpt/math/matrix.rs:155:21
[INFO] [stdout]     |
[INFO] [stdout] 155 |                 let removed_element = my_vector.remove(0);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_removed_element`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/shared/parse.rs:97:44
[INFO] [stdout]    |
[INFO] [stdout] 97 |             new_vec[(i + n) % len] = vec[i].clone();
[INFO] [stdout]    |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` 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] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/shared/parse.rs:102:50
[INFO] [stdout]     |
[INFO] [stdout] 102 |             new_vec[i] = vec[(i + len - n) % len].clone();
[INFO] [stdout]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:34:55
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stdout]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:42:55
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stdout]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:51:55
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stdout]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:59:55
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stdout]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:69:55
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stdout]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:77:55
[INFO] [stdout]    |
[INFO] [stdout] 77 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stdout]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:85:55
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stdout]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib.rs:92:55
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stdout]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "2bffdf13155c6d97471fa473436837bb43b534f9e7000e5b016eca80afc1a996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bffdf13155c6d97471fa473436837bb43b534f9e7000e5b016eca80afc1a996", kill_on_drop: false }`
[INFO] [stdout] 2bffdf13155c6d97471fa473436837bb43b534f9e7000e5b016eca80afc1a996
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d84678845fb09aed740c31b5bf39c6e86079e80b7ba4fb1e14f03117a741a347
[INFO] running `Command { std: "docker" "start" "-a" "d84678845fb09aed740c31b5bf39c6e86079e80b7ba4fb1e14f03117a741a347", kill_on_drop: false }`
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/shared/parse.rs:97:44
[INFO] [stderr]    |
[INFO] [stderr] 97 |             new_vec[(i + n) % len] = vec[i].clone();
[INFO] [stderr]    |                                            ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` 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: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/shared/parse.rs:102:50
[INFO] [stderr]     |
[INFO] [stderr] 102 |             new_vec[i] = vec[(i + len - n) % len].clone();
[INFO] [stderr]     |                                                  ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: `df1t-cyph` (lib) generated 2 warnings (run `cargo fix --lib -p df1t-cyph` to apply 2 suggestions)
[INFO] [stderr] warning: unused variable: `removed_element`
[INFO] [stderr]    --> src/encpt/math/matrix.rs:155:21
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 let removed_element = my_vector.remove(0);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_removed_element`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:34:55
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stderr]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:42:55
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stderr]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:51:55
[INFO] [stderr]    |
[INFO] [stderr] 51 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stderr]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:59:55
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stderr]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:69:55
[INFO] [stderr]    |
[INFO] [stderr] 69 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stderr]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:77:55
[INFO] [stderr]    |
[INFO] [stderr] 77 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stderr]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:85:55
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stderr]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/lib.rs:92:55
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let enc = df1t_encrypt(buffer.to_owned(), salt.clone().to_string());
[INFO] [stderr]    |                                                       ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: `df1t-cyph` (lib test) generated 11 warnings (2 duplicates) (run `cargo fix --lib -p df1t-cyph --tests` to apply 9 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/df1t_cyph-977ecbc13fa3fb0d)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test encpt::analyse::read::tests::read_buffer ... ok
[INFO] [stdout] test encpt::mapping::mapper::tests::chr_to_mxas_test ... ok
[INFO] [stdout] test encpt::mapping::mapper::tests::salt_extender_shorter ... ok
[INFO] [stdout] test encpt::mapping::mapper::tests::try_char ... ok
[INFO] [stdout] test encpt::mapping::switcher::tests::switch_to_original_equals ... ok
[INFO] [stdout] test encpt::mapping::switcher::tests::switcher_both_different ... ok
[INFO] [stdout] test encpt::mapping::switcher::tests::switch_to_original ... ok
[INFO] [stdout] test encpt::mapping::switcher::tests::switcher_equal_elements ... ok
[INFO] [stdout] test encpt::mapping::switcher::tests::switcher_different_first_chars ... ok
[INFO] [stdout] test encpt::mapping::switcher::tests::switcher_mixed_collection ... ok
[INFO] [stdout] test encpt::math::matrix::tests::calc_n_test2 ... ok
[INFO] [stdout] test encpt::math::matrix::tests::calc_n_test1 ... ok
[INFO] [stdout] test encpt::mapping::switcher::tests::swtich_to_original_1 ... ok
[INFO] [stdout] test encpt::math::matrix::tests::test_rvrs_vec_to_mtrx ... ok
[INFO] [stdout] test encpt::mapping::switcher::tests::switcher_different_second_chars ... ok
[INFO] [stdout] test encpt::mapping::mapper::tests::salt_extender_even ... ok
[INFO] [stdout] test encpt::mapping::mapper::tests::salt_extender_longer ... ok
[INFO] [stdout] test encpt::math::matrix::tests::mtrx_vals ... ok
[INFO] [stdout] test shared::parse::tests::join_a_vec ... ok
[INFO] [stdout] test encpt::math::matrix::tests::test_pop ... ok
[INFO] [stdout] test tests::encp_and_decp2 ... ok
[INFO] [stdout] test tests::encp_and_decp3 ... ok
[INFO] [stdout] test tests::encp_and_decp4 ... ok
[INFO] [stdout] test shared::parse::tests::split_string_then_restor_it ... ok
[INFO] [stdout] test tests::encp_and_decp1 ... ok
[INFO] [stdout] test shared::parse::tests::flatten_test ... ok
[INFO] [stdout] test shared::parse::tests::parse_a_string ... ok
[INFO] [stdout] test tests::encp_and_decp8 ... ok
[INFO] [stdout] test shared::parse::tests::split_by_6_28_elemnets ... ok
[INFO] [stdout] test encpt::mapping::mapper::tests::salt_extender_empty - should panic ... ok
[INFO] [stdout] test encpt::mapping::switcher::tests::switcher_unequal_args - should panic ... ok
[INFO] [stdout] test tests::encp_and_decp5 - should panic ... ok
[INFO] [stdout] test tests::encp_and_decp6 - should panic ... ok
[INFO] [stdout] test tests::encp_and_decp7 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests df1t_cyph
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d84678845fb09aed740c31b5bf39c6e86079e80b7ba4fb1e14f03117a741a347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d84678845fb09aed740c31b5bf39c6e86079e80b7ba4fb1e14f03117a741a347", kill_on_drop: false }`
[INFO] [stdout] d84678845fb09aed740c31b5bf39c6e86079e80b7ba4fb1e14f03117a741a347
