[INFO] updating cached repository kokoax/mpd_client_with_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kokoax/mpd_client_with_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kokoax/mpd_client_with_rust" "work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/kokoax/mpd_client_with_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/kokoax/mpd_client_with_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kokoax/mpd_client_with_rust" "work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kokoax/mpd_client_with_rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kokoax/mpd_client_with_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c97a96937f3d03c2d6ae350f50aebb009b2b3d70
[INFO] sha for GitHub repo kokoax/mpd_client_with_rust: c97a96937f3d03c2d6ae350f50aebb009b2b3d70
[INFO] validating manifest of kokoax/mpd_client_with_rust on toolchain master#0f88167f89fffe321590c5148f21b7d51d44388d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kokoax/mpd_client_with_rust on toolchain try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kokoax/mpd_client_with_rust
[INFO] finished frobbing kokoax/mpd_client_with_rust
[INFO] frobbed toml for kokoax/mpd_client_with_rust written to work/ex/pr-58948/sources/master#0f88167f89fffe321590c5148f21b7d51d44388d/gh/kokoax/mpd_client_with_rust/Cargo.toml
[INFO] started frobbing kokoax/mpd_client_with_rust
[INFO] finished frobbing kokoax/mpd_client_with_rust
[INFO] frobbed toml for kokoax/mpd_client_with_rust written to work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kokoax/mpd_client_with_rust/Cargo.toml
[INFO] crate kokoax/mpd_client_with_rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+0f88167f89fffe321590c5148f21b7d51d44388d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kokoax/mpd_client_with_rust against try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b for pr-58948
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58948/worker-1/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58948/sources/try#a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b/gh/kokoax/mpd_client_with_rust:/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" "+a829e31f924ec11e400e8d0c2fd2c4bb8937ae6b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 08db17b8548b66161010129e6b61250a5ecbbf1b16c300900516cffdb3329736
[INFO] running `"docker" "start" "-a" "08db17b8548b66161010129e6b61250a5ecbbf1b16c300900516cffdb3329736"`
[INFO] [stderr]     Checking mpd_client v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/main_window.rs:229:20
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let home = std::env::home_dir().unwrap().into_os_string().into_string().unwrap();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/main_window.rs:229:20
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let home = std::env::home_dir().unwrap().into_os_string().into_string().unwrap();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seek_bar_adj`
[INFO] [stderr]   --> src/main_window.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let seek_bar_adj = gtk::Adjustment::new(100.0, 0.0, 100.0, 1.0, 10.0, 0.0);
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_seek_bar_adj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flowbox_child`
[INFO] [stderr]    --> src/main_window.rs:253:48
[INFO] [stderr]     |
[INFO] [stderr] 253 |         flow.connect_child_activated(|flowbox, flowbox_child| {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_flowbox_child`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iter` is never read
[INFO] [stderr]    --> src/main_window.rs:355:33
[INFO] [stderr]     |
[INFO] [stderr] 355 |                         let mut iter = model.iter_children(None).unwrap();
[INFO] [stderr]     |                                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main_window.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut all_container = gtk::Box::new(gtk::Orientation::Vertical, 10);
[INFO] [stderr]    |             ----^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let mut mpd = mpd_timeout.clone();
[INFO] [stderr]     |                 ----^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let mut mpd = self.mpd.lock().unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let mut mpd_forcus   = locked_mpd.clone();
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:184:13
[INFO] [stderr]     |
[INFO] [stderr] 184 |         let mut mpd_keypress = locked_mpd.clone();
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:296:13
[INFO] [stderr]     |
[INFO] [stderr] 296 |         let mut mpd = self.mpd.lock().unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seek_bar_adj`
[INFO] [stderr]   --> src/main_window.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let seek_bar_adj = gtk::Adjustment::new(100.0, 0.0, 100.0, 1.0, 10.0, 0.0);
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_seek_bar_adj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flowbox_child`
[INFO] [stderr]    --> src/main_window.rs:253:48
[INFO] [stderr]     |
[INFO] [stderr] 253 |         flow.connect_child_activated(|flowbox, flowbox_child| {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_flowbox_child`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iter` is never read
[INFO] [stderr]    --> src/main_window.rs:355:33
[INFO] [stderr]     |
[INFO] [stderr] 355 |                         let mut iter = model.iter_children(None).unwrap();
[INFO] [stderr]     |                                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main_window.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut all_container = gtk::Box::new(gtk::Orientation::Vertical, 10);
[INFO] [stderr]    |             ----^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let mut mpd = mpd_timeout.clone();
[INFO] [stderr]     |                 ----^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let mut mpd = self.mpd.lock().unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let mut mpd_forcus   = locked_mpd.clone();
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:184:13
[INFO] [stderr]     |
[INFO] [stderr] 184 |         let mut mpd_keypress = locked_mpd.clone();
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:296:13
[INFO] [stderr]     |
[INFO] [stderr] 296 |         let mut mpd = self.mpd.lock().unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/main_window.rs:229:20
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let home = std::env::home_dir().unwrap().into_os_string().into_string().unwrap();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/main_window.rs:229:20
[INFO] [stderr]     |
[INFO] [stderr] 229 |         let home = std::env::home_dir().unwrap().into_os_string().into_string().unwrap();
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seek_bar_adj`
[INFO] [stderr]   --> src/main_window.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let seek_bar_adj = gtk::Adjustment::new(100.0, 0.0, 100.0, 1.0, 10.0, 0.0);
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_seek_bar_adj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flowbox_child`
[INFO] [stderr]    --> src/main_window.rs:253:48
[INFO] [stderr]     |
[INFO] [stderr] 253 |         flow.connect_child_activated(|flowbox, flowbox_child| {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_flowbox_child`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iter` is never read
[INFO] [stderr]    --> src/main_window.rs:355:33
[INFO] [stderr]     |
[INFO] [stderr] 355 |                         let mut iter = model.iter_children(None).unwrap();
[INFO] [stderr]     |                                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main_window.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut all_container = gtk::Box::new(gtk::Orientation::Vertical, 10);
[INFO] [stderr]    |             ----^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let mut mpd = mpd_timeout.clone();
[INFO] [stderr]     |                 ----^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let mut mpd = self.mpd.lock().unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let mut mpd_forcus   = locked_mpd.clone();
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:184:13
[INFO] [stderr]     |
[INFO] [stderr] 184 |         let mut mpd_keypress = locked_mpd.clone();
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:296:13
[INFO] [stderr]     |
[INFO] [stderr] 296 |         let mut mpd = self.mpd.lock().unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `currentsong`
[INFO] [stderr]   --> src/mpd.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn currentsong(&self) -> HashMap<String, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `listall`
[INFO] [stderr]    --> src/mpd.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn listall(&self) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `playlist`
[INFO] [stderr]    --> src/mpd.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn playlist(&self) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `find`
[INFO] [stderr]    --> src/mpd.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn find(&self, filter: &str, uri: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ls_dir`
[INFO] [stderr]    --> src/mpd.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn ls_dir(&self, path: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ls_song`
[INFO] [stderr]    --> src/mpd.rs:143:5
[INFO] [stderr]     |
[INFO] [stderr] 143 |     pub fn ls_song(&self, path: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ls_playlist`
[INFO] [stderr]    --> src/mpd.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 |     pub fn ls_playlist(&self, path: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ls_dir_and_song`
[INFO] [stderr]    --> src/mpd.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn ls_dir_and_song(&self, path: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `seek_bar_adj`
[INFO] [stderr]   --> src/main_window.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let seek_bar_adj = gtk::Adjustment::new(100.0, 0.0, 100.0, 1.0, 10.0, 0.0);
[INFO] [stderr]    |             ^^^^^^^^^^^^ help: consider prefixing with an underscore: `_seek_bar_adj`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `flowbox_child`
[INFO] [stderr]    --> src/main_window.rs:253:48
[INFO] [stderr]     |
[INFO] [stderr] 253 |         flow.connect_child_activated(|flowbox, flowbox_child| {
[INFO] [stderr]     |                                                ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_flowbox_child`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `iter` is never read
[INFO] [stderr]    --> src/main_window.rs:355:33
[INFO] [stderr]     |
[INFO] [stderr] 355 |                         let mut iter = model.iter_children(None).unwrap();
[INFO] [stderr]     |                                 ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main_window.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut all_container = gtk::Box::new(gtk::Orientation::Vertical, 10);
[INFO] [stderr]    |             ----^^^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let mut mpd = mpd_timeout.clone();
[INFO] [stderr]     |                 ----^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:157:13
[INFO] [stderr]     |
[INFO] [stderr] 157 |         let mut mpd = self.mpd.lock().unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let mut mpd_forcus   = locked_mpd.clone();
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:184:13
[INFO] [stderr]     |
[INFO] [stderr] 184 |         let mut mpd_keypress = locked_mpd.clone();
[INFO] [stderr]     |             ----^^^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main_window.rs:296:13
[INFO] [stderr]     |
[INFO] [stderr] 296 |         let mut mpd = self.mpd.lock().unwrap();
[INFO] [stderr]     |             ----^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `currentsong`
[INFO] [stderr]   --> src/mpd.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn currentsong(&self) -> HashMap<String, String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `listall`
[INFO] [stderr]    --> src/mpd.rs:112:5
[INFO] [stderr]     |
[INFO] [stderr] 112 |     pub fn listall(&self) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `playlist`
[INFO] [stderr]    --> src/mpd.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     pub fn playlist(&self) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `find`
[INFO] [stderr]    --> src/mpd.rs:130:5
[INFO] [stderr]     |
[INFO] [stderr] 130 |     pub fn find(&self, filter: &str, uri: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ls_dir`
[INFO] [stderr]    --> src/mpd.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 |     pub fn ls_dir(&self, path: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ls_song`
[INFO] [stderr]    --> src/mpd.rs:143:5
[INFO] [stderr]     |
[INFO] [stderr] 143 |     pub fn ls_song(&self, path: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ls_playlist`
[INFO] [stderr]    --> src/mpd.rs:149:5
[INFO] [stderr]     |
[INFO] [stderr] 149 |     pub fn ls_playlist(&self, path: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `ls_dir_and_song`
[INFO] [stderr]    --> src/mpd.rs:155:5
[INFO] [stderr]     |
[INFO] [stderr] 155 |     pub fn ls_dir_and_song(&self, path: &str) -> Vec<HashMap<String, String>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.90s
[INFO] running `"docker" "inspect" "08db17b8548b66161010129e6b61250a5ecbbf1b16c300900516cffdb3329736"`
[INFO] running `"docker" "rm" "-f" "08db17b8548b66161010129e6b61250a5ecbbf1b16c300900516cffdb3329736"`
[INFO] [stdout] 08db17b8548b66161010129e6b61250a5ecbbf1b16c300900516cffdb3329736