Period late 4 days and symptoms

Ba

Today marks 4 days late

-took a test and said “not pregnant”

-bad cramping

-lower back ache

-fatigue

-boobs kind of hurt

-use pull out method with husband and has never went off inside(aware not effective but been doing it for 6 months now)

-any thoughts on a late period or preggo? Idk just want to know. Lol