[Abagail]

in·den·ta·tion
ˌindenˈtāSHən/Submit
noun
1.
the action of indenting or the state of being indented.
"paragraphs are marked off by indentation"
2.
a deep recess or notch on the edge or surface of something.
"the indentation between the upper lip and the nose"
(Credit to ******)

Basically, your indentations/formatting is off. To fix this, you just need to make sure you indent properly and these warnings should be gone.