[INFO] cloning repository https://github.com/Srynetix/pssh-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Srynetix/pssh-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSrynetix%2Fpssh-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSrynetix%2Fpssh-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31b69302a963abe242560eefe892bce04aae8cf0
[INFO] linting Srynetix/pssh-rs against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSrynetix%2Fpssh-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Srynetix/pssh-rs
[INFO] finished tweaking git repo https://github.com/Srynetix/pssh-rs
[INFO] tweaked toml for git repo https://github.com/Srynetix/pssh-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Srynetix/pssh-rs on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Srynetix/pssh-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fern v0.4.3
[INFO] [stderr]   Downloaded atty v0.2.3
[INFO] [stderr]   Downloaded maplit v1.0.0
[INFO] [stderr]   Downloaded linked-hash-map v0.5.0
[INFO] [stderr]   Downloaded yaml-rust v0.4.0
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded chrono v0.4.0
[INFO] [stderr]   Downloaded clap v2.29.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 866eee35f814176a410973d874164af88e75c629252a8bd1a742067146af6990
[INFO] running `Command { std: "docker" "start" "-a" "866eee35f814176a410973d874164af88e75c629252a8bd1a742067146af6990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "866eee35f814176a410973d874164af88e75c629252a8bd1a742067146af6990", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "866eee35f814176a410973d874164af88e75c629252a8bd1a742067146af6990", kill_on_drop: false }`
[INFO] [stdout] 866eee35f814176a410973d874164af88e75c629252a8bd1a742067146af6990
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3caff08653d991967ae0a9e76995a0bd3517989bc099f04c7c522038ae06ac05
[INFO] running `Command { std: "docker" "start" "-a" "3caff08653d991967ae0a9e76995a0bd3517989bc099f04c7c522038ae06ac05", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Checking num-integer v0.1.35
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking linked-hash-map v0.5.0
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking maplit v1.0.0
[INFO] [stderr]     Checking atty v0.2.3
[INFO] [stderr]     Checking fern v0.4.3
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking num-iter v0.1.34
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]     Checking clap v2.29.0
[INFO] [stderr]     Checking num v0.1.41
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking pssh-rs v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         self.ip.as_ref().map(|x| println!("  IP: {}", x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout]    = note: `#[warn(clippy::option_map_unit_fn)]` on by default
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 82 -         self.ip.as_ref().map(|x| println!("  IP: {}", x));
[INFO] [stdout] 82 +         if let Some(x) = self.ip.as_ref() { println!("  IP: {}", x) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         self.port.as_ref().map(|x| println!("  Port: {}", x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 83 -         self.port.as_ref().map(|x| println!("  Port: {}", x));
[INFO] [stdout] 83 +         if let Some(x) = self.port.as_ref() { println!("  Port: {}", x) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         self.user.as_ref().map(|x| println!("  User: {}", x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 84 -         self.user.as_ref().map(|x| println!("  User: {}", x));
[INFO] [stdout] 84 +         if let Some(x) = self.user.as_ref() { println!("  User: {}", x) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         self.pass.as_ref().map(|_| println!("  Pass: *******"));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 85 -         self.pass.as_ref().map(|_| println!("  Pass: *******"));
[INFO] [stdout] 85 +         if let Some(_) = self.pass.as_ref() { println!("  Pass: *******") }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         self.identity.as_ref().map(|x| println!("  Identity: {}", x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 86 -         self.identity.as_ref().map(|x| println!("  Identity: {}", x));
[INFO] [stdout] 86 +         if let Some(x) = self.identity.as_ref() { println!("  Identity: {}", x) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function call inside of `expect`
[INFO] [stdout]    --> src/config.rs:105:43
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let mut f = File::open(&path_to_file).expect(&format!("File {} not found.", path_to_file));
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `unwrap_or_else(|_| panic!("File {} not found.", path_to_file))`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stdout]     = note: `#[warn(clippy::expect_fun_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison to empty slice
[INFO] [stdout]    --> src/config.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 |         if current_parent == "" {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `current_parent.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#comparison_to_empty
[INFO] [stdout]     = note: `#[warn(clippy::comparison_to_empty)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison to empty slice
[INFO] [stdout]    --> src/config.rs:264:34
[INFO] [stdout]     |
[INFO] [stdout] 264 |             let current_key = if parent_key == "" {                
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `parent_key.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#comparison_to_empty
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: equality checks against false can be replaced by a negation
[INFO] [stdout]    --> src/config.rs:328:17
[INFO] [stdout]     |
[INFO] [stdout] 328 |         assert!(config.default_values.contains_key("four") == false);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `!config.default_values.contains_key("four")`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stdout]     = note: `#[warn(clippy::bool_comparison)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/config.rs:365:52
[INFO] [stdout]     |
[INFO] [stdout] 365 |         let config = fetch_default_values_for_name(&"toto".to_string(), &values).unwrap();        
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^ help: use: `"toto"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_to_owned)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/config.rs:370:52
[INFO] [stdout]     |
[INFO] [stdout] 370 |         let config = fetch_default_values_for_name(&"coucou".to_string(), &values).unwrap();        
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^ help: use: `"coucou"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/config.rs:375:52
[INFO] [stdout]     |
[INFO] [stdout] 375 |         let config = fetch_default_values_for_name(&"coucou:pouet".to_string(), &values).unwrap();
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `"coucou:pouet"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/config.rs:379:52
[INFO] [stdout]     |
[INFO] [stdout] 379 |         let config = fetch_default_values_for_name(&"coucou:hello".to_string(), &values).unwrap();
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `"coucou:hello"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/config.rs:383:52
[INFO] [stdout]     |
[INFO] [stdout] 383 |         let config = fetch_default_values_for_name(&"coucou:hello:one".to_string(), &values).unwrap();
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use: `"coucou:hello:one"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/config.rs:413:48
[INFO] [stdout]     |
[INFO] [stdout] 413 |         let m_coucou = configured_machines.get(&"coucou".to_string()).unwrap(); 
[INFO] [stdout]     |                                                ^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `"coucou"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary use of `to_string`
[INFO] [stdout]    --> src/config.rs:414:54
[INFO] [stdout]     |
[INFO] [stdout] 414 |         let m_coucou_hello = configured_machines.get(&"coucou:hello".to_string()).unwrap(); 
[INFO] [stdout]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `"coucou:hello"`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_to_owned
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 82 |         self.ip.as_ref().map(|x| println!("  IP: {}", x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout]    = note: `#[warn(clippy::option_map_unit_fn)]` on by default
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 82 -         self.ip.as_ref().map(|x| println!("  IP: {}", x));
[INFO] [stdout] 82 +         if let Some(x) = self.ip.as_ref() { println!("  IP: {}", x) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |         self.port.as_ref().map(|x| println!("  Port: {}", x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 83 -         self.port.as_ref().map(|x| println!("  Port: {}", x));
[INFO] [stdout] 83 +         if let Some(x) = self.port.as_ref() { println!("  Port: {}", x) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 84 |         self.user.as_ref().map(|x| println!("  User: {}", x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 84 -         self.user.as_ref().map(|x| println!("  User: {}", x));
[INFO] [stdout] 84 +         if let Some(x) = self.user.as_ref() { println!("  User: {}", x) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |         self.pass.as_ref().map(|_| println!("  Pass: *******"));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 85 -         self.pass.as_ref().map(|_| println!("  Pass: *******"));
[INFO] [stdout] 85 +         if let Some(_) = self.pass.as_ref() { println!("  Pass: *******") }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(f)` on an `Option` value where `f` is a closure that returns the unit type `()`
[INFO] [stdout]   --> src/config.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         self.identity.as_ref().map(|x| println!("  Identity: {}", x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#option_map_unit_fn
[INFO] [stdout] help: use `if let` instead
[INFO] [stdout]    |
[INFO] [stdout] 86 -         self.identity.as_ref().map(|x| println!("  Identity: {}", x));
[INFO] [stdout] 86 +         if let Some(x) = self.identity.as_ref() { println!("  Identity: {}", x) }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function call inside of `expect`
[INFO] [stdout]    --> src/config.rs:105:43
[INFO] [stdout]     |
[INFO] [stdout] 105 |     let mut f = File::open(&path_to_file).expect(&format!("File {} not found.", path_to_file));
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `unwrap_or_else(|_| panic!("File {} not found.", path_to_file))`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stdout]     = note: `#[warn(clippy::expect_fun_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]    --> src/shell.rs:132:52
[INFO] [stdout]     |
[INFO] [stdout] 132 |     let matches = app.get_matches_from_safe_borrow(&mut env::args_os());    
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^ help: change this to: `env::args_os()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrows_for_generic_args)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `to_string` applied to a type that implements `Display` in `eprintln!` args
[INFO] [stdout]    --> src/shell.rs:174:34
[INFO] [stdout]     |
[INFO] [stdout] 174 |             eprintln!("{}", error.to_string());
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: remove this
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args
[INFO] [stdout]     = note: `#[warn(clippy::to_string_in_format_args)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison to empty slice
[INFO] [stdout]    --> src/config.rs:167:12
[INFO] [stdout]     |
[INFO] [stdout] 167 |         if current_parent == "" {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `current_parent.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#comparison_to_empty
[INFO] [stdout]     = note: `#[warn(clippy::comparison_to_empty)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.identity` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     if config.identity.is_some() {
[INFO] [stdout]    |     ---------------------------- help: try: `if let Some(<item>) = &config.identity`
[INFO] [stdout] 41 |         command.args(&["-i", config.identity.as_ref().unwrap()]);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_unwrap)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.port` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |     if config.port.is_some() {
[INFO] [stdout]    |     ------------------------ help: try: `if let Some(<item>) = &config.port`
[INFO] [stdout] 45 |         command.args(&["-P", &(config.port.as_ref().unwrap().to_string())]);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.user` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let user_path = if config.user.is_some() {
[INFO] [stdout]    |                     ------------------------ help: try: `if let Some(<item>) = &config.user`
[INFO] [stdout] 56 |         format!("{}@{}:{}",
[INFO] [stdout] 57 |             &config.user.as_ref().unwrap(),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 |         command.args(&["-i", config.identity.as_ref().unwrap()]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `["-i", config.identity.as_ref().unwrap()]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |         command.args(&["-P", &(config.port.as_ref().unwrap().to_string())]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `["-P", &(config.port.as_ref().unwrap().to_string())]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |         command.args(&["-P", "22"]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^ help: change this to: `["-P", "22"]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:70:25
[INFO] [stdout]    |
[INFO] [stdout] 70 |             command.arg(&source);
[INFO] [stdout]    |                         ^^^^^^^ help: change this to: `source`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |             command.arg(&destination);
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: change this to: `destination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/wrapper.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |         if !config.user.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `config.user.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.identity` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:95:30
[INFO] [stdout]    |
[INFO] [stdout] 94 |     if config.identity.is_some() {
[INFO] [stdout]    |     ---------------------------- help: try: `if let Some(<item>) = &config.identity`
[INFO] [stdout] 95 |         command.args(&["-i", config.identity.as_ref().unwrap()]);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.port` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 98 |     if config.port.is_some() {
[INFO] [stdout]    |     ------------------------ help: try: `if let Some(<item>) = &config.port`
[INFO] [stdout] 99 |         command.args(&["-p", &(config.port.as_ref().unwrap().to_string())]);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `user_name` after checking its variant with `is_some`
[INFO] [stdout]    --> src/wrapper.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let user_path = if user_name.is_some() {
[INFO] [stdout]     |                     ---------------------- help: try: `if let Some(<item>) = user_name`
[INFO] [stdout] 116 |         format!("{}@{}",
[INFO] [stdout] 117 |             user_name.unwrap(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:95:22
[INFO] [stdout]    |
[INFO] [stdout] 95 |         command.args(&["-i", config.identity.as_ref().unwrap()]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `["-i", config.identity.as_ref().unwrap()]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:99:22
[INFO] [stdout]    |
[INFO] [stdout] 99 |         command.args(&["-p", &(config.port.as_ref().unwrap().to_string())]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `["-p", &(config.port.as_ref().unwrap().to_string())]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]    --> src/wrapper.rs:101:22
[INFO] [stdout]     |
[INFO] [stdout] 101 |         command.args(&["-p", "22"]);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: change this to: `["-p", "22"]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/wrapper.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | /         format!("{}",
[INFO] [stdout] 122 | |             config.ip.as_ref().unwrap()
[INFO] [stdout] 123 | |         )
[INFO] [stdout]     | |_________^ help: consider using `.to_string()`: `config.ip.as_ref().unwrap().to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout]     = note: `#[warn(clippy::useless_format)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison to empty slice
[INFO] [stdout]    --> src/config.rs:264:34
[INFO] [stdout]     |
[INFO] [stdout] 264 |             let current_key = if parent_key == "" {                
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `parent_key.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#comparison_to_empty
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]    --> src/shell.rs:132:52
[INFO] [stdout]     |
[INFO] [stdout] 132 |     let matches = app.get_matches_from_safe_borrow(&mut env::args_os());    
[INFO] [stdout]     |                                                    ^^^^^^^^^^^^^^^^^^^ help: change this to: `env::args_os()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout]     = note: `#[warn(clippy::needless_borrows_for_generic_args)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `to_string` applied to a type that implements `Display` in `eprintln!` args
[INFO] [stdout]    --> src/shell.rs:174:34
[INFO] [stdout]     |
[INFO] [stdout] 174 |             eprintln!("{}", error.to_string());
[INFO] [stdout]     |                                  ^^^^^^^^^^^^ help: remove this
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#to_string_in_format_args
[INFO] [stdout]     = note: `#[warn(clippy::to_string_in_format_args)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.identity` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 40 |     if config.identity.is_some() {
[INFO] [stdout]    |     ---------------------------- help: try: `if let Some(<item>) = &config.identity`
[INFO] [stdout] 41 |         command.args(&["-i", config.identity.as_ref().unwrap()]);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_unwrap)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.port` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:45:32
[INFO] [stdout]    |
[INFO] [stdout] 44 |     if config.port.is_some() {
[INFO] [stdout]    |     ------------------------ help: try: `if let Some(<item>) = &config.port`
[INFO] [stdout] 45 |         command.args(&["-P", &(config.port.as_ref().unwrap().to_string())]);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.user` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:57:14
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let user_path = if config.user.is_some() {
[INFO] [stdout]    |                     ------------------------ help: try: `if let Some(<item>) = &config.user`
[INFO] [stdout] 56 |         format!("{}@{}:{}",
[INFO] [stdout] 57 |             &config.user.as_ref().unwrap(),
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 |         command.args(&["-i", config.identity.as_ref().unwrap()]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `["-i", config.identity.as_ref().unwrap()]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |         command.args(&["-P", &(config.port.as_ref().unwrap().to_string())]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `["-P", &(config.port.as_ref().unwrap().to_string())]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:47:22
[INFO] [stdout]    |
[INFO] [stdout] 47 |         command.args(&["-P", "22"]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^ help: change this to: `["-P", "22"]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:70:25
[INFO] [stdout]    |
[INFO] [stdout] 70 |             command.arg(&source);
[INFO] [stdout]    |                         ^^^^^^^ help: change this to: `source`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:75:25
[INFO] [stdout]    |
[INFO] [stdout] 75 |             command.arg(&destination);
[INFO] [stdout]    |                         ^^^^^^^^^^^^ help: change this to: `destination`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/wrapper.rs:106:12
[INFO] [stdout]     |
[INFO] [stdout] 106 |         if !config.user.is_none() {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: try: `config.user.is_some()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]     = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.identity` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:95:30
[INFO] [stdout]    |
[INFO] [stdout] 94 |     if config.identity.is_some() {
[INFO] [stdout]    |     ---------------------------- help: try: `if let Some(<item>) = &config.identity`
[INFO] [stdout] 95 |         command.args(&["-i", config.identity.as_ref().unwrap()]);
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `config.port` after checking its variant with `is_some`
[INFO] [stdout]   --> src/wrapper.rs:99:32
[INFO] [stdout]    |
[INFO] [stdout] 98 |     if config.port.is_some() {
[INFO] [stdout]    |     ------------------------ help: try: `if let Some(<item>) = &config.port`
[INFO] [stdout] 99 |         command.args(&["-p", &(config.port.as_ref().unwrap().to_string())]);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `unwrap` on `user_name` after checking its variant with `is_some`
[INFO] [stdout]    --> src/wrapper.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let user_path = if user_name.is_some() {
[INFO] [stdout]     |                     ---------------------- help: try: `if let Some(<item>) = user_name`
[INFO] [stdout] 116 |         format!("{}@{}",
[INFO] [stdout] 117 |             user_name.unwrap(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_unwrap
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:95:22
[INFO] [stdout]    |
[INFO] [stdout] 95 |         command.args(&["-i", config.identity.as_ref().unwrap()]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `["-i", config.identity.as_ref().unwrap()]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]   --> src/wrapper.rs:99:22
[INFO] [stdout]    |
[INFO] [stdout] 99 |         command.args(&["-p", &(config.port.as_ref().unwrap().to_string())]);
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `["-p", &(config.port.as_ref().unwrap().to_string())]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the borrowed expression implements the required traits
[INFO] [stdout]    --> src/wrapper.rs:101:22
[INFO] [stdout]     |
[INFO] [stdout] 101 |         command.args(&["-p", "22"]);
[INFO] [stdout]     |                      ^^^^^^^^^^^^^ help: change this to: `["-p", "22"]`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrows_for_generic_args
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `format!`
[INFO] [stdout]    --> src/wrapper.rs:121:9
[INFO] [stdout]     |
[INFO] [stdout] 121 | /         format!("{}",
[INFO] [stdout] 122 | |             config.ip.as_ref().unwrap()
[INFO] [stdout] 123 | |         )
[INFO] [stdout]     | |_________^ help: consider using `.to_string()`: `config.ip.as_ref().unwrap().to_string()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stdout]     = note: `#[warn(clippy::useless_format)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `Command { std: "docker" "inspect" "3caff08653d991967ae0a9e76995a0bd3517989bc099f04c7c522038ae06ac05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3caff08653d991967ae0a9e76995a0bd3517989bc099f04c7c522038ae06ac05", kill_on_drop: false }`
[INFO] [stdout] 3caff08653d991967ae0a9e76995a0bd3517989bc099f04c7c522038ae06ac05