applydynamic_sip.scala:7: error: applyDynamic does not support passing a vararg parameter
  qual.sel(a, a2: _*)
       ^
applydynamic_sip.scala:8: error: applyDynamicNamed does not support passing a vararg parameter
  qual.sel(arg = a, a2: _*)
       ^
applydynamic_sip.scala:9: error: applyDynamicNamed does not support passing a vararg parameter
  qual.sel(arg, arg2 = "a2", a2: _*)
       ^
three errors found