Compiler crash calling List<>.__set__ with too few arguments

[ark3]

package foo {}

void main() {
    List<String> asdf = new List<String>();
    asdf.__set__("aadsf");
}

yields

$ quark compile hello.q 
Traceback (most recent call last):
  File "/Users/ark3/.virtualenvs/datawire/bin/quark", line 9, in <module>
    load_entry_point('datawire-quark==0.1.0', 'console_scripts', 'quark')()
  File "/Users/ark3/Dropbox/datawire/quark/quark/command.py", line 150, in call_main
    exit(main(docopt(__doc__)))
  File "/Users/ark3/Dropbox/datawire/quark/quark/command.py", line 116, in main
    res = compiler._main(compiler_args)
  File "/Users/ark3/Dropbox/datawire/quark/quark/compiler.py", line 542, in _main
    c.compile()
  File "/Users/ark3/Dropbox/datawire/quark/quark/compiler.py", line 515, in compile
    self.emit(backend)
  File "/Users/ark3/Dropbox/datawire/quark/quark/compiler.py", line 519, in emit
    self.root.traverse(backend)
  File "/Users/ark3/Dropbox/datawire/quark/quark/ast.py", line 94, in traverse
    leave(self, *args, **kwargs)
  File "/Users/ark3/Dropbox/datawire/quark/quark/java.py", line 94, in leave_Root
    functions.append(f.match(self.dfnr))
  File "/Users/ark3/Dropbox/datawire/quark/quark/ast.py", line 97, in match
    return self.lookup(transform, "match")(self, *args, **kwargs)
  File "/Users/ark3/Dropbox/datawire/quark/quark/java.py", line 238, in match_Function
    body = " %s" % m.body.match(self.stmtr) if m.body else ";"
  File "/Users/ark3/Dropbox/datawire/quark/quark/ast.py", line 97, in match
    return self.lookup(transform, "match")(self, *args, **kwargs)
  File "/Users/ark3/Dropbox/datawire/quark/quark/java.py", line 331, in match_Block
    return "{%s}" % indent("\n".join([s.match(self) for s in b.statements]))
  File "/Users/ark3/Dropbox/datawire/quark/quark/ast.py", line 97, in match
    return self.lookup(transform, "match")(self, *args, **kwargs)
  File "/Users/ark3/Dropbox/datawire/quark/quark/java.py", line 308, in match_ExprStmt
    return "%s;" % stmt.expr.match(self.exprr)
  File "/Users/ark3/Dropbox/datawire/quark/quark/ast.py", line 97, in match
    return self.lookup(transform, "match")(self, *args, **kwargs)
  File "/Users/ark3/Dropbox/datawire/quark/quark/java.py", line 357, in match_Call
    return self.invoke(type, c.expr, [a.match(self) for a in c.args])
  File "/Users/ark3/Dropbox/datawire/quark/quark/dispatch.py", line 52, in __call__
    return method(self.object, *args, **kwargs)
  File "/Users/ark3/Dropbox/datawire/quark/quark/java.py", line 449, in invoke
    env[p.name.text] = args[idx]
IndexError: list index out of range