warn-unused-imports.scala:7: warning: it is not recommended to define classes/objects inside of package objects.
If possible, define class A in package p1 instead.
  class A
        ^
warn-unused-imports.scala:13: warning: it is not recommended to define classes/objects inside of package objects.
If possible, define class A in package p2 instead.
  class A
        ^
warn-unused-imports.scala:57: warning: Unused import
    import p1.A // warn
              ^
warn-unused-imports.scala:62: warning: Unused import
    import p1.{ A, B } // warn on A
                ^
warn-unused-imports.scala:67: warning: Unused import
    import p1.{ A, B } // warn on both
                ^
warn-unused-imports.scala:67: warning: Unused import
    import p1.{ A, B } // warn on both
                   ^
warn-unused-imports.scala:73: warning: Unused import
    import c._  // warn
             ^
warn-unused-imports.scala:78: warning: Unused import
    import p1._ // warn
              ^
warn-unused-imports.scala:85: warning: Unused import
    import c._  // warn
             ^
warn-unused-imports.scala:91: warning: Unused import
    import p1.c._  // warn
                ^
warn-unused-imports.scala:98: warning: Unused import
    import p1._   // warn
              ^
warn-unused-imports.scala:118: warning: Unused import
    import p1.A   // warn
              ^
warn-unused-imports.scala:99: warning: local trait Warn is never used
    trait Warn {  // warn about unused local trait for good measure
          ^
error: No warnings can be incurred under -Xfatal-warnings.
13 warnings found
one error found