hugo --printPathWarnings

stdout 'Duplicate'

-- hugo.toml --
-- assets/css/styles.css --
body {
  background-color: #000;
}
-- content/p1.md --
---
url: /p1/
---
-- content/p2.md --
---
url: /p1/
---
-- content/p3.md --
---
url: /p1/
---
-- layouts/index.html --
Home.
-- layouts/_default/single.html --
Single.

