univ.lean:5:9: error: solution computed by the elaborator forces a universe placeholder to be a fixed value, computed sort is
  Type₁
univ.lean:7:9: error: solution computed by the elaborator forces a universe placeholder to be a fixed value, computed sort is
  Type₁
id Type₁ num : Type₁
id Type₁ num : Type₁
univ.lean:13:9: error: solution computed by the elaborator forces a universe placeholder to be a fixed value, computed sort is
  Type₁
id Type₁ num : Type₁
univ.lean:17:9: error: solution computed by the elaborator forces a universe placeholder to be a fixed value, computed sort is
  Type₂
univ.lean:19:9: error: solution computed by the elaborator forces a universe placeholder to be a fixed value, computed sort is
  Type₂