Fix compilation.

Author: AureliaDolo

massa-client/src/cmds.rs

@@ -615,11 +615,15 @@ impl Command {
                     Ok(node_status) => node_status.config.end_timestamp,
                     Err(e) => bail!("RpcError: {}", e),
                 };
-                let (days, hours, mins, secs) = end
-                    .saturating_sub(MassaTime::now()?)
-                    .days_hours_mins_secs()?; // compensation millis is zero
                 let mut res = "".to_string();
-                res.push_str(&format!("{} days, {} hours, {} minutes, {} seconds remaining until the end of the current episode", days, hours, mins, secs));
+                if let Some(e) = end {
+                    let (days, hours, mins, secs) =
+                        e.saturating_sub(MassaTime::now()?).days_hours_mins_secs()?; // compensation millis is zero
+
+                    res.push_str(&format!("{} days, {} hours, {} minutes, {} seconds remaining until the end of the current episode", days, hours, mins, secs));
+                } else {
+                    res.push_str("There is no end !")
+                }
                 if !json {
                     println!("{}", res);
                 }