FR 8578 then FR 1986 at Dublin
Málaga → Dublin → Nantes
Timetable, Dublin time
11:10FR 8578 from Málaga at the gate
05:45FR 1986 to Nantes leaves the gate
18 h 35 apart on the timetable, overnight
FR 1986 leaves 18 h 35 after FR 8578 arrives on the timetable: more than half a day, so not a connection we count.