abstract trait Bippy[A <: AnyRef,B] extends Object
    extest.Bippy[_ <: AnyRef, _]

abstract trait BippyBud[A <: AnyRef,B,C <: List[A]] extends Object
    extest.BippyBud[A,B,C] forSome { A <: AnyRef; B; C <: List[A] }

abstract trait BippyLike[A <: AnyRef,B <: List[A],This <: extest.BippyLike[A,B,This] with extest.Bippy[A,B]] extends Object
    extest.BippyLike[A,B,This] forSome { A <: AnyRef; B <: List[A]; This <: extest.BippyLike[A,B,This] with extest.Bippy[A,B] }

abstract trait Contra[-A >: AnyRef,-B] extends Object
    extest.Contra[_ >: AnyRef, _]

abstract trait ContraLike[-A >: AnyRef,-B >: List[A]] extends Object
    extest.ContraLike[A,B] forSome { -A >: AnyRef; -B >: List[A] }

abstract trait Cov01[+A <: AnyRef,+B] extends Object
    extest.Cov01[_ <: AnyRef, _]

abstract trait Cov02[+A <: AnyRef,B] extends Object
    extest.Cov02[_ <: AnyRef, _]

abstract trait Cov03[+A <: AnyRef,-B] extends Object
    extest.Cov03[_ <: AnyRef, _]

abstract trait Cov04[A <: AnyRef,+B] extends Object
    extest.Cov04[_ <: AnyRef, _]

abstract trait Cov05[A <: AnyRef,B] extends Object
    extest.Cov05[_ <: AnyRef, _]

abstract trait Cov06[A <: AnyRef,-B] extends Object
    extest.Cov06[_ <: AnyRef, _]

abstract trait Cov07[-A <: AnyRef,+B] extends Object
    extest.Cov07[_ <: AnyRef, _]

abstract trait Cov08[-A <: AnyRef,B] extends Object
    extest.Cov08[_ <: AnyRef, _]

abstract trait Cov09[-A <: AnyRef,-B] extends Object
    extest.Cov09[_ <: AnyRef, _]

abstract trait Cov11[+A <: AnyRef,+B <: List[_]] extends Object
    extest.Cov11[_ <: AnyRef, _ <: List[_]]

abstract trait Cov12[+A <: AnyRef,B <: List[_]] extends Object
    extest.Cov12[_ <: AnyRef, _ <: List[_]]

abstract trait Cov13[+A <: AnyRef,-B <: List[_]] extends Object
    extest.Cov13[_ <: AnyRef, _ <: List[_]]

abstract trait Cov14[A <: AnyRef,+B <: List[_]] extends Object
    extest.Cov14[_ <: AnyRef, _ <: List[_]]

abstract trait Cov15[A <: AnyRef,B <: List[_]] extends Object
    extest.Cov15[_ <: AnyRef, _ <: List[_]]

abstract trait Cov16[A <: AnyRef,-B <: List[_]] extends Object
    extest.Cov16[_ <: AnyRef, _ <: List[_]]

abstract trait Cov17[-A <: AnyRef,+B <: List[_]] extends Object
    extest.Cov17[_ <: AnyRef, _ <: List[_]]

abstract trait Cov18[-A <: AnyRef,B <: List[_]] extends Object
    extest.Cov18[_ <: AnyRef, _ <: List[_]]

abstract trait Cov19[-A <: AnyRef,-B <: List[_]] extends Object
    extest.Cov19[_ <: AnyRef, _ <: List[_]]

abstract trait Cov21[+A,+B] extends Object
    extest.Cov21[_, _]

abstract trait Cov22[+A,B] extends Object
    extest.Cov22[_, _]

abstract trait Cov23[+A,-B] extends Object
    extest.Cov23[_, _]

abstract trait Cov24[A,+B] extends Object
    extest.Cov24[_, _]

abstract trait Cov25[A,B] extends Object
    extest.Cov25[_, _]

abstract trait Cov26[A,-B] extends Object
    extest.Cov26[_, _]

abstract trait Cov27[-A,+B] extends Object
    extest.Cov27[_, _]

abstract trait Cov28[-A,B] extends Object
    extest.Cov28[_, _]

abstract trait Cov29[-A,-B] extends Object
    extest.Cov29[_, _]

abstract trait Cov31[+A,+B,C <: (A, B)] extends Object
    extest.Cov31[A,B,C] forSome { +A; +B; C <: (A, B) }

abstract trait Cov32[+A,B,C <: (A, B)] extends Object
    extest.Cov32[A,B,C] forSome { +A; B; C <: (A, B) }

abstract trait Cov33[+A,-B,C <: (A, _$10) forSome { type _$10 }] extends Object
    extest.Cov33[A,B,C] forSome { +A; -B; C <: (A, _$10) forSome { type _$10 } }

abstract trait Cov34[A,+B,C <: (A, B)] extends Object
    extest.Cov34[A,B,C] forSome { A; +B; C <: (A, B) }

abstract trait Cov35[A,B,C <: (A, B)] extends Object
    extest.Cov35[A,B,C] forSome { A; B; C <: (A, B) }

abstract trait Cov36[A,-B,C <: (A, _$11) forSome { type _$11 }] extends Object
    extest.Cov36[A,B,C] forSome { A; -B; C <: (A, _$11) forSome { type _$11 } }

abstract trait Cov37[-A,+B,C <: (_$12, B) forSome { type _$12 }] extends Object
    extest.Cov37[A,B,C] forSome { -A; +B; C <: (_$12, B) forSome { type _$12 } }

abstract trait Cov38[-A,B,C <: (_$13, B) forSome { type _$13 }] extends Object
    extest.Cov38[A,B,C] forSome { -A; B; C <: (_$13, B) forSome { type _$13 } }

abstract trait Cov39[-A,-B,C <: Tuple2[_, _]] extends Object
    extest.Cov39[_, _, _ <: Tuple2[_, _]]

abstract trait Cov41[+A >: Null,+B] extends Object
    extest.Cov41[_ >: Null, _]

abstract trait Cov42[+A >: Null,B] extends Object
    extest.Cov42[_ >: Null, _]

abstract trait Cov43[+A >: Null,-B] extends Object
    extest.Cov43[_ >: Null, _]

abstract trait Cov44[A >: Null,+B] extends Object
    extest.Cov44[_ >: Null, _]

abstract trait Cov45[A >: Null,B] extends Object
    extest.Cov45[_ >: Null, _]

abstract trait Cov46[A >: Null,-B] extends Object
    extest.Cov46[_ >: Null, _]

abstract trait Cov47[-A >: Null,+B] extends Object
    extest.Cov47[_ >: Null, _]

abstract trait Cov48[-A >: Null,B] extends Object
    extest.Cov48[_ >: Null, _]

abstract trait Cov49[-A >: Null,-B] extends Object
    extest.Cov49[_ >: Null, _]

abstract trait Covariant[+A <: AnyRef,+B] extends Object
    extest.Covariant[_ <: AnyRef, _]

abstract trait CovariantLike[+A <: AnyRef,+B <: List[A],+This <: extest.CovariantLike[A,B,This] with extest.Covariant[A,B]] extends Object
    extest.CovariantLike[A,B,This] forSome { +A <: AnyRef; +B <: List[A]; +This <: extest.CovariantLike[A,B,This] with extest.Covariant[A,B] }