constrs.scala:6 error: type T is not a member of test
    def this(y: int)(z: int)(t: this.T) = { this(this.u + y + z); System.out.println(x) }
                                    ^
constrs.scala:6 error: value u is not a member of test
    def this(y: int)(z: int)(t: this.T) = { this(this.u + y + z); System.out.println(x) }
                                                     ^
constrs.scala:10 error: called constructor must precede calling constructor
    def this() = this("abc")
                 ^
constrs.scala:12 error: called constructor must precede calling constructor
    def this(x: boolean) = this(x)
                           ^
constrs.scala:16 error: type mismatch;
 found   : scala.Int(1)
 required: a
    def this() = this(1)
                      ^
5 errors found