eliminate warnings

src/util.rs

@@ -329,7 +329,7 @@ pub fn edit_ingestion_entry(conn: &sqlite::Connection) -> Result<(), Box<dyn Err
     let substance_data = &substances[&substance];
 
     // Extract routes of administration
-    let mut routes = Vec::new();
+    let routes: Vec<String>;
     if let Some(formatted_dose) = substance_data["formatted_dose"].as_object() {
         routes = formatted_dose.keys().map(|k| k.to_string()).collect();
     } else {
@@ -371,7 +371,7 @@ pub fn edit_ingestion_entry(conn: &sqlite::Connection) -> Result<(), Box<dyn Err
         .prompt()?;
 
     // Ask for the ingestion time (default to the original)
-    let default_date = selected_entry.ingestion_time.date().naive_local();
+    let default_date = selected_entry.ingestion_time.date_naive();
     let ingestion_date = DateSelect::new("Select ingestion date:")
         .with_default(default_date)
         .prompt()?;