[INFO] cloning repository https://github.com/richcallow/rradio_lcd_driver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richcallow/rradio_lcd_driver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichcallow%2Frradio_lcd_driver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichcallow%2Frradio_lcd_driver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1b5f186fcb5bf735666672c3ca5f840786b80388 [INFO] checking richcallow/rradio_lcd_driver against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichcallow%2Frradio_lcd_driver" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/richcallow/rradio_lcd_driver [INFO] finished tweaking git repo https://github.com/richcallow/rradio_lcd_driver [INFO] tweaked toml for git repo https://github.com/richcallow/rradio_lcd_driver written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/richcallow/rradio_lcd_driver on toolchain f21fbac535ab2c3bc50db20547f4d48477357103 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/richcallow/rradio_lcd_driver 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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Updating git repository `https://github.com/sammhicks/internet-radio-rs` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... 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rradio_lcd_driver v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `PingTarget`, `PingTimes`, and `PlayerStateDiff` [INFO] [stdout] --> src/main.rs:6:30 [INFO] [stdout] | [INFO] [stdout] 6 | use rradio_messages::{Event, PingTarget, PingTimes, PipelineState, PlayerStateDiff}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LINE1_DATA_CHAR_COUNT_USIZE` [INFO] [stdout] --> src/main.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | use lcd::{LINE1_DATA_CHAR_COUNT_USIZE, NUM_CHARACTERS_PER_LINE}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `PingTarget`, `PingTimes`, and `PlayerStateDiff` [INFO] [stdout] --> src/main.rs:6:30 [INFO] [stdout] | [INFO] [stdout] 6 | use rradio_messages::{Event, PingTarget, PingTimes, PipelineState, PlayerStateDiff}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^ ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `LINE1_DATA_CHAR_COUNT_USIZE` [INFO] [stdout] --> src/main.rs:11:11 [INFO] [stdout] | [INFO] [stdout] 11 | use lcd::{LINE1_DATA_CHAR_COUNT_USIZE, NUM_CHARACTERS_PER_LINE}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `zxis_muted` [INFO] [stdout] --> src/main.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | let mut zxis_muted = false; // in practice always false [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_zxis_muted` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `started_up` [INFO] [stdout] --> src/main.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | let mut started_up = false; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_started_up` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pipe_line_state` [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | let mut pipe_line_state = PipelineState::Null; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pipe_line_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `volume` [INFO] [stdout] --> src/main.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let mut volume = -1_i32; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_volume` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current_track_index` [INFO] [stdout] --> src/main.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | let mut current_track_index: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_track_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_current_track_index_to_get_gstreamer_error` [INFO] [stdout] --> src/main.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut last_current_track_index_to_get_gstreamer_error = String::new(); // an invalid value intentionally; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_current_track_index_to_get_gstreamer_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current_channel` [INFO] [stdout] --> src/main.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut current_channel = String::new(); // it is a string [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_channel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_channel_number_not_found` [INFO] [stdout] --> src/main.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 90 | let mut last_channel_number_not_found = String::new(); // an invalid value intentionally; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_channel_number_not_found` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_channel_number_not_found_not_changed` [INFO] [stdout] --> src/main.rs:92:13 [INFO] [stdout] | [INFO] [stdout] 92 | let mut last_channel_number_not_found_not_changed = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_channel_number_not_found_not_changed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line2_text` [INFO] [stdout] --> src/main.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut line2_text = String::new(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line2_text` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/main.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let mut duration: Option = None; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number_of_tracks` [INFO] [stdout] --> src/main.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let mut number_of_tracks = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_tracks` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `song_title` [INFO] [stdout] --> src/main.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | let mut song_title = String::new(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_song_title` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_of_scrolls_received` [INFO] [stdout] --> src/main.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | let mut num_of_scrolls_received: i32 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_of_scrolls_received` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line2_text_scroll_position` [INFO] [stdout] --> src/main.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | let mut line2_text_scroll_position: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line2_text_scroll_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `song_title_scroll_position` [INFO] [stdout] --> src/main.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | let mut song_title_scroll_position: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_song_title_scroll_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `organisation` [INFO] [stdout] --> src/main.rs:100:13 [INFO] [stdout] | [INFO] [stdout] 100 | let mut organisation = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_organisation` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `artist` [INFO] [stdout] --> src/main.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | let mut artist = String::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_artist` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `album` [INFO] [stdout] --> src/main.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut album = String::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_album` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `station_type` [INFO] [stdout] --> src/main.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | let mut station_type: rradio_messages::StationType = rradio_messages::StationType::CD; //not true but we have to initiialise it to so... [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_station_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `station_title` [INFO] [stdout] --> src/main.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | let mut station_title = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_station_title` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `station_change_time` is assigned to, but never used [INFO] [stdout] --> src/main.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut station_change_time; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_station_change_time` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `got_station` [INFO] [stdout] --> src/main.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | let mut got_station = false; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_got_station` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number_scroll_events_before_scrolling` [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | let number_scroll_events_before_scrolling: i32 = 3000 / scroll_period.as_millis() as i32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_scroll_events_before_scrolling` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error_message_output` [INFO] [stdout] --> src/main.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | let mut error_message_output = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_message_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pause_before_playing` [INFO] [stdout] --> src/main.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut pause_before_playing = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pause_before_playing` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `show_temparature_instead_of_gateway_ping` [INFO] [stdout] --> src/main.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut show_temparature_instead_of_gateway_ping = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_show_temparature_instead_of_gateway_ping` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `station_change_time` is never read [INFO] [stdout] --> src/main.rs:225:5 [INFO] [stdout] | [INFO] [stdout] 225 | station_change_time = tokio::time::Instant::now(); //now that we have a connection, note when we start [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `directory` [INFO] [stdout] --> src/main.rs:339:69 [INFO] [stdout] | [INFO] [stdout] 339 | ... directory, [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `directory: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut zxcurrent_channel_index_as_string = "current_channel_index not initialised".to_string(); //noramlly in the range "00" to "99"... [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut zxsource_type = rradio_messages::StationType::UPnP; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut zxstation_title = "no title".to_string(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let mut zxcurrent_track_index = usize::MAX; // index of whick track on the CD or USB stick [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | let mut zxnumber_of_tracks = usize::MAX; // number of tracks on a USB stick or CD or channels on a URL [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | let mut zxtrack_title = "no track title".to_string(); // title of a track [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let mut zxorganisation = "no organisation".to_string(); // name of the organisation [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | let mut zxartist = "no artist".to_string(); // name of the artist [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | let mut zxalbum = "no album".to_string(); // name of the album [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let mut zxis_muted = false; // in practice always false [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut started_up = false; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | let mut pipe_line_state = PipelineState::Null; [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | let mut volume = -1_i32; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | let mut current_track_index: usize = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:88:9 [INFO] [stdout] | [INFO] [stdout] 88 | let mut last_current_track_index_to_get_gstreamer_error = String::new(); // an invalid value intentionally; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | let mut current_channel = String::new(); // it is a string [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | let mut last_channel_number_not_found = String::new(); // an invalid value intentionally; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | let mut last_channel_number_not_found_not_changed = false; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let mut line2_text = String::new(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | let mut duration: Option = None; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | let mut number_of_tracks = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut song_title = String::new(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let mut num_of_scrolls_received: i32 = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | let mut line2_text_scroll_position: usize = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut song_title_scroll_position: usize = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let mut organisation = String::new(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | let mut artist = String::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let mut album = String::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 103 | let mut station_type: rradio_messages::StationType = rradio_messages::StationType::CD; //not true but we have to initiialise it to so... [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut station_title = String::new(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | let mut station_change_time; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut got_station = false; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | let mut last_scroll_time = tokio::time::Instant::now(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | let mut error_message_output = false; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | let mut pause_before_playing = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | let mut show_temparature_instead_of_gateway_ping = false; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PING_TIME_NONE` is never used [INFO] [stdout] --> src/main.rs:223:11 [INFO] [stdout] | [INFO] [stdout] 223 | const PING_TIME_NONE: &str = "Ping Time None"; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assembleline2` is never used [INFO] [stdout] --> src/main.rs:1586:4 [INFO] [stdout] | [INFO] [stdout] 1586 | fn assembleline2( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `VOLUME_CHAR_COUNT` is never used [INFO] [stdout] --> src/lcd/mod.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | pub const VOLUME_CHAR_COUNT: usize = 7; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LINE1_DATA_CHAR_COUNT` is never used [INFO] [stdout] --> src/lcd/mod.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 27 | pub const LINE1_DATA_CHAR_COUNT: u16 = (NUM_CHARACTERS_PER_LINE - VOLUME_CHAR_COUNT) as u16; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LINE1_DATA_CHAR_COUNT_USIZE` is never used [INFO] [stdout] --> src/lcd/mod.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | pub const LINE1_DATA_CHAR_COUNT_USIZE: usize = LINE1_DATA_CHAR_COUNT as usize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/lcd/mod.rs:166:12 [INFO] [stdout] | [INFO] [stdout] 45 | impl Lc { [INFO] [stdout] | ------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 166 | pub fn write_volume(&mut self, pipe_line_state: PipelineState, is_muted: bool, volume: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 190 | pub fn get_cpu_temperature(&mut self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 207 | pub fn write_date_and_time_of_day_line3(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 220 | pub fn write_temperature_and_time_to_line4(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 233 | pub fn write_all_line_2(&mut self, string: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 238 | pub fn write_buffer_state(&mut self, buffer_position: u8) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 267 | pub fn write_with_scroll( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `zxis_muted` [INFO] [stdout] --> src/main.rs:78:13 [INFO] [stdout] | [INFO] [stdout] 78 | let mut zxis_muted = false; // in practice always false [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_zxis_muted` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `started_up` [INFO] [stdout] --> src/main.rs:81:13 [INFO] [stdout] | [INFO] [stdout] 81 | let mut started_up = false; [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_started_up` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pipe_line_state` [INFO] [stdout] --> src/main.rs:84:13 [INFO] [stdout] | [INFO] [stdout] 84 | let mut pipe_line_state = PipelineState::Null; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pipe_line_state` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `volume` [INFO] [stdout] --> src/main.rs:85:13 [INFO] [stdout] | [INFO] [stdout] 85 | let mut volume = -1_i32; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_volume` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current_track_index` [INFO] [stdout] --> src/main.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 87 | let mut current_track_index: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_track_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_current_track_index_to_get_gstreamer_error` [INFO] [stdout] --> src/main.rs:88:13 [INFO] [stdout] | [INFO] [stdout] 88 | let mut last_current_track_index_to_get_gstreamer_error = String::new(); // an invalid value intentionally; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_current_track_index_to_get_gstreamer_error` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `current_channel` [INFO] [stdout] --> src/main.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | let mut current_channel = String::new(); // it is a string [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_current_channel` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_channel_number_not_found` [INFO] [stdout] --> src/main.rs:90:13 [INFO] [stdout] | [INFO] [stdout] 90 | let mut last_channel_number_not_found = String::new(); // an invalid value intentionally; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_channel_number_not_found` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_channel_number_not_found_not_changed` [INFO] [stdout] --> src/main.rs:92:13 [INFO] [stdout] | [INFO] [stdout] 92 | let mut last_channel_number_not_found_not_changed = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_channel_number_not_found_not_changed` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line2_text` [INFO] [stdout] --> src/main.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut line2_text = String::new(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line2_text` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `duration` [INFO] [stdout] --> src/main.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | let mut duration: Option = None; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_duration` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number_of_tracks` [INFO] [stdout] --> src/main.rs:95:13 [INFO] [stdout] | [INFO] [stdout] 95 | let mut number_of_tracks = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_of_tracks` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `song_title` [INFO] [stdout] --> src/main.rs:96:13 [INFO] [stdout] | [INFO] [stdout] 96 | let mut song_title = String::new(); [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_song_title` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num_of_scrolls_received` [INFO] [stdout] --> src/main.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | let mut num_of_scrolls_received: i32 = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_num_of_scrolls_received` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `line2_text_scroll_position` [INFO] [stdout] --> src/main.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | let mut line2_text_scroll_position: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_line2_text_scroll_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `song_title_scroll_position` [INFO] [stdout] --> src/main.rs:99:13 [INFO] [stdout] | [INFO] [stdout] 99 | let mut song_title_scroll_position: usize = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_song_title_scroll_position` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `organisation` [INFO] [stdout] --> src/main.rs:100:13 [INFO] [stdout] | [INFO] [stdout] 100 | let mut organisation = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_organisation` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `artist` [INFO] [stdout] --> src/main.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | let mut artist = String::new(); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_artist` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `album` [INFO] [stdout] --> src/main.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut album = String::new(); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_album` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `station_type` [INFO] [stdout] --> src/main.rs:103:13 [INFO] [stdout] | [INFO] [stdout] 103 | let mut station_type: rradio_messages::StationType = rradio_messages::StationType::CD; //not true but we have to initiialise it to so... [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_station_type` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `station_title` [INFO] [stdout] --> src/main.rs:104:13 [INFO] [stdout] | [INFO] [stdout] 104 | let mut station_title = String::new(); [INFO] [stdout] | ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_station_title` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `station_change_time` is assigned to, but never used [INFO] [stdout] --> src/main.rs:105:13 [INFO] [stdout] | [INFO] [stdout] 105 | let mut station_change_time; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_station_change_time` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `got_station` [INFO] [stdout] --> src/main.rs:106:13 [INFO] [stdout] | [INFO] [stdout] 106 | let mut got_station = false; [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_got_station` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `number_scroll_events_before_scrolling` [INFO] [stdout] --> src/main.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | let number_scroll_events_before_scrolling: i32 = 3000 / scroll_period.as_millis() as i32; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_number_scroll_events_before_scrolling` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `error_message_output` [INFO] [stdout] --> src/main.rs:111:13 [INFO] [stdout] | [INFO] [stdout] 111 | let mut error_message_output = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_error_message_output` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pause_before_playing` [INFO] [stdout] --> src/main.rs:112:13 [INFO] [stdout] | [INFO] [stdout] 112 | let mut pause_before_playing = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pause_before_playing` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `show_temparature_instead_of_gateway_ping` [INFO] [stdout] --> src/main.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut show_temparature_instead_of_gateway_ping = false; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_show_temparature_instead_of_gateway_ping` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `station_change_time` is never read [INFO] [stdout] --> src/main.rs:225:5 [INFO] [stdout] | [INFO] [stdout] 225 | station_change_time = tokio::time::Instant::now(); //now that we have a connection, note when we start [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `directory` [INFO] [stdout] --> src/main.rs:339:69 [INFO] [stdout] | [INFO] [stdout] 339 | ... directory, [INFO] [stdout] | ^^^^^^^^^ help: try ignoring the field: `directory: _` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:68:9 [INFO] [stdout] | [INFO] [stdout] 68 | let mut zxcurrent_channel_index_as_string = "current_channel_index not initialised".to_string(); //noramlly in the range "00" to "99"... [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:70:9 [INFO] [stdout] | [INFO] [stdout] 70 | let mut zxsource_type = rradio_messages::StationType::UPnP; [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:71:9 [INFO] [stdout] | [INFO] [stdout] 71 | let mut zxstation_title = "no title".to_string(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | let mut zxcurrent_track_index = usize::MAX; // index of whick track on the CD or USB stick [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:73:9 [INFO] [stdout] | [INFO] [stdout] 73 | let mut zxnumber_of_tracks = usize::MAX; // number of tracks on a USB stick or CD or channels on a URL [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:74:9 [INFO] [stdout] | [INFO] [stdout] 74 | let mut zxtrack_title = "no track title".to_string(); // title of a track [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:75:9 [INFO] [stdout] | [INFO] [stdout] 75 | let mut zxorganisation = "no organisation".to_string(); // name of the organisation [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | let mut zxartist = "no artist".to_string(); // name of the artist [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | let mut zxalbum = "no album".to_string(); // name of the album [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:78:9 [INFO] [stdout] | [INFO] [stdout] 78 | let mut zxis_muted = false; // in practice always false [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:81:9 [INFO] [stdout] | [INFO] [stdout] 81 | let mut started_up = false; [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | let mut pipe_line_state = PipelineState::Null; [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | let mut volume = -1_i32; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | let mut current_track_index: usize = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:88:9 [INFO] [stdout] | [INFO] [stdout] 88 | let mut last_current_track_index_to_get_gstreamer_error = String::new(); // an invalid value intentionally; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:89:9 [INFO] [stdout] | [INFO] [stdout] 89 | let mut current_channel = String::new(); // it is a string [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 90 | let mut last_channel_number_not_found = String::new(); // an invalid value intentionally; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:92:9 [INFO] [stdout] | [INFO] [stdout] 92 | let mut last_channel_number_not_found_not_changed = false; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | let mut line2_text = String::new(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:94:9 [INFO] [stdout] | [INFO] [stdout] 94 | let mut duration: Option = None; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:95:9 [INFO] [stdout] | [INFO] [stdout] 95 | let mut number_of_tracks = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:9 [INFO] [stdout] | [INFO] [stdout] 96 | let mut song_title = String::new(); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | let mut num_of_scrolls_received: i32 = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:98:9 [INFO] [stdout] | [INFO] [stdout] 98 | let mut line2_text_scroll_position: usize = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:99:9 [INFO] [stdout] | [INFO] [stdout] 99 | let mut song_title_scroll_position: usize = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:100:9 [INFO] [stdout] | [INFO] [stdout] 100 | let mut organisation = String::new(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | let mut artist = String::new(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let mut album = String::new(); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 103 | let mut station_type: rradio_messages::StationType = rradio_messages::StationType::CD; //not true but we have to initiialise it to so... [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 104 | let mut station_title = String::new(); [INFO] [stdout] | ----^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:105:9 [INFO] [stdout] | [INFO] [stdout] 105 | let mut station_change_time; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:106:9 [INFO] [stdout] | [INFO] [stdout] 106 | let mut got_station = false; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:110:9 [INFO] [stdout] | [INFO] [stdout] 110 | let mut last_scroll_time = tokio::time::Instant::now(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | let mut error_message_output = false; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:112:9 [INFO] [stdout] | [INFO] [stdout] 112 | let mut pause_before_playing = 0; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | let mut show_temparature_instead_of_gateway_ping = false; [INFO] [stdout] | ----^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assembleline2` is never used [INFO] [stdout] --> src/main.rs:1586:4 [INFO] [stdout] | [INFO] [stdout] 1586 | fn assembleline2( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `VOLUME_CHAR_COUNT` is never used [INFO] [stdout] --> src/lcd/mod.rs:26:11 [INFO] [stdout] | [INFO] [stdout] 26 | pub const VOLUME_CHAR_COUNT: usize = 7; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LINE1_DATA_CHAR_COUNT` is never used [INFO] [stdout] --> src/lcd/mod.rs:27:11 [INFO] [stdout] | [INFO] [stdout] 27 | pub const LINE1_DATA_CHAR_COUNT: u16 = (NUM_CHARACTERS_PER_LINE - VOLUME_CHAR_COUNT) as u16; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `LINE1_DATA_CHAR_COUNT_USIZE` is never used [INFO] [stdout] --> src/lcd/mod.rs:28:11 [INFO] [stdout] | [INFO] [stdout] 28 | pub const LINE1_DATA_CHAR_COUNT_USIZE: usize = LINE1_DATA_CHAR_COUNT as usize; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/lcd/mod.rs:166:12 [INFO] [stdout] | [INFO] [stdout] 45 | impl Lc { [INFO] [stdout] | ------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 166 | pub fn write_volume(&mut self, pipe_line_state: PipelineState, is_muted: bool, volume: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 190 | pub fn get_cpu_temperature(&mut self) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 207 | pub fn write_date_and_time_of_day_line3(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 220 | pub fn write_temperature_and_time_to_line4(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 233 | pub fn write_all_line_2(&mut self, string: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 238 | pub fn write_buffer_state(&mut self, buffer_position: u8) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 267 | pub fn write_with_scroll( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.18s [INFO] running `Command { std: "docker" "inspect" "075be63dda2b5513873e18a50c432f6cb69b5f1091849ecf1969dc16e40a04ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "075be63dda2b5513873e18a50c432f6cb69b5f1091849ecf1969dc16e40a04ea", kill_on_drop: false }` [INFO] [stdout] 075be63dda2b5513873e18a50c432f6cb69b5f1091849ecf1969dc16e40a04ea