[INFO] updating cached repository Zynapse500/rust-rpm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Zynapse500/rust-rpm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Zynapse500/rust-rpm" "work/ex/clippy-test-run/sources/stable/gh/Zynapse500/rust-rpm"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Zynapse500/rust-rpm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Zynapse500/rust-rpm" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Zynapse500/rust-rpm"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Zynapse500/rust-rpm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9f94077bdc16ffd9750b6b6fe833f69925b45696
[INFO] sha for GitHub repo Zynapse500/rust-rpm: 9f94077bdc16ffd9750b6b6fe833f69925b45696
[INFO] validating manifest of Zynapse500/rust-rpm on toolchain stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Zynapse500/rust-rpm on toolchain stable+rustflags=-Dclippy::into_iter_on_array
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Zynapse500/rust-rpm
[INFO] finished frobbing Zynapse500/rust-rpm
[INFO] frobbed toml for Zynapse500/rust-rpm written to work/ex/clippy-test-run/sources/stable/gh/Zynapse500/rust-rpm/Cargo.toml
[INFO] started frobbing Zynapse500/rust-rpm
[INFO] finished frobbing Zynapse500/rust-rpm
[INFO] frobbed toml for Zynapse500/rust-rpm written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Zynapse500/rust-rpm/Cargo.toml
[INFO] crate Zynapse500/rust-rpm has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting Zynapse500/rust-rpm against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/Zynapse500/rust-rpm:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fc3e8b8a082e970998eb29cef56fe79081c0a8429fe5c705c5ae9cfa91e5d75a
[INFO] running `"docker" "start" "-a" "fc3e8b8a082e970998eb29cef56fe79081c0a8429fe5c705c5ae9cfa91e5d75a"`
[INFO] [stderr]     Checking serde v1.0.18
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking clap v2.27.0
[INFO] [stderr]    Compiling serde_derive v1.0.18
[INFO] [stderr]     Checking getch v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.5
[INFO] [stderr]     Checking rpm v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/workspace.rs:17:42
[INFO] [stderr]    |
[INFO] [stderr] 17 | const WORKSPACE_PREFERENCE_FOLDER_NAME: &'static str = ".workspace";
[INFO] [stderr]    |                                         -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/workspace.rs:18:41
[INFO] [stderr]    |
[INFO] [stderr] 18 | const WORKSPACE_PROJECT_DATABASE_NAME: &'static str = "projects.json";
[INFO] [stderr]    |                                        -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/workspace.rs:19:40
[INFO] [stderr]    |
[INFO] [stderr] 19 | const WORKSPACE_PROJECTS_FOLDER_NAME: &'static str = "projects";
[INFO] [stderr]    |                                       -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: doc comment not used by rustdoc
[INFO] [stderr]   --> src/workspace.rs:88:3
[INFO] [stderr]    |
[INFO] [stderr] 88 |         /// Create the '.workspace' folder within the workspace root
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> src/workspace.rs:206:30
[INFO] [stderr]     |
[INFO] [stderr] 206 | const WORKSPACES_FILE_NAME: &'static str = "workspaces.json";
[INFO] [stderr]     |                             -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/workspace.rs:326:5
[INFO] [stderr]     |
[INFO] [stderr] 326 |                 return Ok(exe_path.to_str().unwrap().to_owned());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(exe_path.to_str().unwrap().to_owned())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/workspace.rs:329:5
[INFO] [stderr]     |
[INFO] [stderr] 329 |                 return Err("Failed to get path to 'rpm' executable!".to_owned());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("Failed to get path to 'rpm' executable!".to_owned())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:96:2
[INFO] [stderr]     |
[INFO] [stderr] 96  |       return if "y" == answer.to_lowercase() {
[INFO] [stderr]     |  _____^
[INFO] [stderr] 97  | |         true
[INFO] [stderr] 98  | |     } else {
[INFO] [stderr] 99  | |         false
[INFO] [stderr] 100 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 96  |     if "y" == answer.to_lowercase() {
[INFO] [stderr] 97  |         true
[INFO] [stderr] 98  |     } else {
[INFO] [stderr] 99  |         false
[INFO] [stderr] 100 |     }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/workspace.rs:17:42
[INFO] [stderr]    |
[INFO] [stderr] 17 | const WORKSPACE_PREFERENCE_FOLDER_NAME: &'static str = ".workspace";
[INFO] [stderr]    |                                         -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/workspace.rs:18:41
[INFO] [stderr]    |
[INFO] [stderr] 18 | const WORKSPACE_PROJECT_DATABASE_NAME: &'static str = "projects.json";
[INFO] [stderr]    |                                        -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]   --> src/workspace.rs:19:40
[INFO] [stderr]    |
[INFO] [stderr] 19 | const WORKSPACE_PROJECTS_FOLDER_NAME: &'static str = "projects";
[INFO] [stderr]    |                                       -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: doc comment not used by rustdoc
[INFO] [stderr]   --> src/workspace.rs:88:3
[INFO] [stderr]    |
[INFO] [stderr] 88 |         /// Create the '.workspace' folder within the workspace root
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_doc_comments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]    --> src/workspace.rs:206:30
[INFO] [stderr]     |
[INFO] [stderr] 206 | const WORKSPACES_FILE_NAME: &'static str = "workspaces.json";
[INFO] [stderr]     |                             -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/workspace.rs:326:5
[INFO] [stderr]     |
[INFO] [stderr] 326 |                 return Ok(exe_path.to_str().unwrap().to_owned());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(exe_path.to_str().unwrap().to_owned())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/workspace.rs:329:5
[INFO] [stderr]     |
[INFO] [stderr] 329 |                 return Err("Failed to get path to 'rpm' executable!".to_owned());
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Err("Failed to get path to 'rpm' executable!".to_owned())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/main.rs:96:2
[INFO] [stderr]     |
[INFO] [stderr] 96  |       return if "y" == answer.to_lowercase() {
[INFO] [stderr]     |  _____^
[INFO] [stderr] 97  | |         true
[INFO] [stderr] 98  | |     } else {
[INFO] [stderr] 99  | |         false
[INFO] [stderr] 100 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]     |
[INFO] [stderr] 96  |     if "y" == answer.to_lowercase() {
[INFO] [stderr] 97  |         true
[INFO] [stderr] 98  |     } else {
[INFO] [stderr] 99  |         false
[INFO] [stderr] 100 |     }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pause`
[INFO] [stderr]   --> src/main.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn pause() {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> src/workspace.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 |           if let Err(_) = fs::create_dir_all(path) {
[INFO] [stderr]    |  _________-      ^^^^^^
[INFO] [stderr] 36 | |             return Err("Failed to create workspace directory!".to_owned());
[INFO] [stderr] 37 | |         }
[INFO] [stderr]    | |_________- help: try this: `if fs::create_dir_all(path).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stderr]   --> src/workspace.rs:56:10
[INFO] [stderr]    |
[INFO] [stderr] 56 |           if let Ok(_) = workspaces.lookup_index(&self.name) {
[INFO] [stderr]    |  _________-      ^^^^^
[INFO] [stderr] 57 | |             return Err(format!("Workspace with the name '{}' already exists", self.name).to_owned())
[INFO] [stderr] 58 | |         }
[INFO] [stderr]    | |_________- help: try this: `if workspaces.lookup_index(&self.name).is_ok()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/workspace.rs:82:2
[INFO] [stderr]    |
[INFO] [stderr] 82 |       pub fn name<'a>(&'a self) -> &'a str {
[INFO] [stderr]    |  _____^
[INFO] [stderr] 83 | |         &self.name
[INFO] [stderr] 84 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/project.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 if project.projects.len() > 0 {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!project.projects.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/project.rs:61:7
[INFO] [stderr]    |
[INFO] [stderr] 61 |                         proj.add(p);
[INFO] [stderr]    |                         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/project.rs:94:15
[INFO] [stderr]    |
[INFO] [stderr] 94 |             return Err(format!("Failed to find project with matching name!"));
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Failed to find project with matching name!".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/project.rs:161:8
[INFO] [stderr]     |
[INFO] [stderr] 161 |                 if project.projects.len() > 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!project.projects.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]    --> src/project.rs:200:15
[INFO] [stderr]     |
[INFO] [stderr] 200 |             return Err(format!("Failed to find project with matching name!"));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Failed to find project with matching name!".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/project.rs:255:18
[INFO] [stderr]     |
[INFO] [stderr] 255 |         let mut text = String::from(format!("No projects with the name '{}' found!", name));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `String::from()`: `format!("No projects with the name '{}' found!", name)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/project.rs:256:6
[INFO] [stderr]     |
[INFO] [stderr] 256 |         if matches.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!matches.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:83:2
[INFO] [stderr]    |
[INFO] [stderr] 83 |     stdout().flush();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/main.rs:96:9
[INFO] [stderr]     |
[INFO] [stderr] 96  |       return if "y" == answer.to_lowercase() {
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 97  | |         true
[INFO] [stderr] 98  | |     } else {
[INFO] [stderr] 99  | |         false
[INFO] [stderr] 100 | |     }
[INFO] [stderr]     | |_____^ help: you can reduce it to: `"y" == answer.to_lowercase()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pause`
[INFO] [stderr]   --> src/main.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn pause() {
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_err()`
[INFO] [stderr]   --> src/workspace.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 |           if let Err(_) = fs::create_dir_all(path) {
[INFO] [stderr]    |  _________-      ^^^^^^
[INFO] [stderr] 36 | |             return Err("Failed to create workspace directory!".to_owned());
[INFO] [stderr] 37 | |         }
[INFO] [stderr]    | |_________- help: try this: `if fs::create_dir_all(path).is_err()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::redundant_pattern_matching)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: redundant pattern matching, consider using `is_ok()`
[INFO] [stderr]   --> src/workspace.rs:56:10
[INFO] [stderr]    |
[INFO] [stderr] 56 |           if let Ok(_) = workspaces.lookup_index(&self.name) {
[INFO] [stderr]    |  _________-      ^^^^^
[INFO] [stderr] 57 | |             return Err(format!("Workspace with the name '{}' already exists", self.name).to_owned())
[INFO] [stderr] 58 | |         }
[INFO] [stderr]    | |_________- help: try this: `if workspaces.lookup_index(&self.name).is_ok()`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_pattern_matching
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[INFO] [stderr]   --> src/workspace.rs:82:2
[INFO] [stderr]    |
[INFO] [stderr] 82 |       pub fn name<'a>(&'a self) -> &'a str {
[INFO] [stderr]    |  _____^
[INFO] [stderr] 83 | |         &self.name
[INFO] [stderr] 84 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]   --> src/project.rs:59:8
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 if project.projects.len() > 0 {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!project.projects.is_empty()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/project.rs:61:7
[INFO] [stderr]    |
[INFO] [stderr] 61 |                         proj.add(p);
[INFO] [stderr]    |                         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]   --> src/project.rs:94:15
[INFO] [stderr]    |
[INFO] [stderr] 94 |             return Err(format!("Failed to find project with matching name!"));
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Failed to find project with matching name!".to_string()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::useless_format)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/project.rs:161:8
[INFO] [stderr]     |
[INFO] [stderr] 161 |                 if project.projects.len() > 0 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!project.projects.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: useless use of `format!`
[INFO] [stderr]    --> src/project.rs:200:15
[INFO] [stderr]     |
[INFO] [stderr] 200 |             return Err(format!("Failed to find project with matching name!"));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using .to_string(): `"Failed to find project with matching name!".to_string()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_format
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/project.rs:255:18
[INFO] [stderr]     |
[INFO] [stderr] 255 |         let mut text = String::from(format!("No projects with the name '{}' found!", name));
[INFO] [stderr]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `String::from()`: `format!("No projects with the name '{}' found!", name)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/project.rs:256:6
[INFO] [stderr]     |
[INFO] [stderr] 256 |         if matches.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!matches.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:83:2
[INFO] [stderr]    |
[INFO] [stderr] 83 |     stdout().flush();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: this if-then-else expression returns a bool literal
[INFO] [stderr]    --> src/main.rs:96:9
[INFO] [stderr]     |
[INFO] [stderr] 96  |       return if "y" == answer.to_lowercase() {
[INFO] [stderr]     |  ____________^
[INFO] [stderr] 97  | |         true
[INFO] [stderr] 98  | |     } else {
[INFO] [stderr] 99  | |         false
[INFO] [stderr] 100 | |     }
[INFO] [stderr]     | |_____^ help: you can reduce it to: `"y" == answer.to_lowercase()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_bool)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.02s
[INFO] running `"docker" "inspect" "fc3e8b8a082e970998eb29cef56fe79081c0a8429fe5c705c5ae9cfa91e5d75a"`
[INFO] running `"docker" "rm" "-f" "fc3e8b8a082e970998eb29cef56fe79081c0a8429fe5c705c5ae9cfa91e5d75a"`
[INFO] [stdout] fc3e8b8a082e970998eb29cef56fe79081c0a8429fe5c705c5ae9cfa91e5d75a