build error for rakudo-jvm

gistfile1.txt

Stage parse      : Error while constructing error object:Could not locate compile-time value for symbol X::Syntax::ConditionalOperator::PrecedenceTooLoose
Error while compiling, type X::Syntax::ConditionalOperator::PrecedenceTooLoose
  operator: =
 at line 9861, near "?? $!todo "
  in panic (gen/jvm/stage2/NQPHLL.nqp:399)
  in typed_exception (src/Perl6/World.nqp:3812)
  in throw (src/Perl6/World.nqp:3623)
  in typed_panic (src/Perl6/Grammar.nqp:240)
  in infix:sym<?? !!> (src/Perl6/Grammar.nqp:4194)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in infix (gen/jvm/stage2/NQPHLL.nqp)
  in infixish (src/Perl6/Grammar.nqp:3780)
  in EXPR (gen/jvm/stage2/NQPHLL.nqp:625)
  in EXPR (src/Perl6/Grammar.nqp:3748)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in pblock (src/Perl6/Grammar.nqp:1301)
  in xblock (src/Perl6/Grammar.nqp:1270)
  in statement_control:sym<while> (src/Perl6/Grammar.nqp:1431)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in statement_control (src/Perl6/Grammar.nqp)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in pblock (src/Perl6/Grammar.nqp:1301)
  in statement_control:sym<if> (src/Perl6/Grammar.nqp:1420)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in statement_control (src/Perl6/Grammar.nqp)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in method_def (src/Perl6/Grammar.nqp:2634)
  in routine_declarator:sym<method> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in routine_declarator (src/Perl6/Grammar.nqp)
  in term:sym<routine_declarator> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in term (src/Perl6/Grammar.nqp)
  in termish (src/Perl6/Grammar.nqp:3713)
  in EXPR (gen/jvm/stage2/NQPHLL.nqp:561)
  in EXPR (src/Perl6/Grammar.nqp:3748)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in package_def (src/Perl6/Grammar.nqp:2309)
  in package_declarator:sym<class> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in package_declarator (src/Perl6/Grammar.nqp)
  in term:sym<package_declarator> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in term (src/Perl6/Grammar.nqp)
  in termish (src/Perl6/Grammar.nqp:3713)
  in EXPR (gen/jvm/stage2/NQPHLL.nqp:561)
  in EXPR (src/Perl6/Grammar.nqp:3748)
  in arglist (src/Perl6/Grammar.nqp)
  in semiarglist (src/Perl6/Grammar.nqp)
  in args (src/Perl6/Grammar.nqp:3272)
  in methodop (src/Perl6/Grammar.nqp:3954)
  in dottyop (src/Perl6/Grammar.nqp)
  in dotty:sym<.> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in dotty (src/Perl6/Grammar.nqp)
  in postfixish (src/Perl6/Grammar.nqp:3813)
  in termish (src/Perl6/Grammar.nqp:3728)
  in EXPR (gen/jvm/stage2/NQPHLL.nqp:561)
  in EXPR (src/Perl6/Grammar.nqp:3748)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in pblock (src/Perl6/Grammar.nqp:1301)
  in xblock (src/Perl6/Grammar.nqp:1270)
  in statement_control:sym<if> (src/Perl6/Grammar.nqp:1415)  in xblock (src/Perl6/Grammar.nqp:1270)
  in statement_control:sym<while> (src/Perl6/Grammar.nqp:1431)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in statement_control (src/Perl6/Grammar.nqp)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in pblock (src/Perl6/Grammar.nqp:1301)
  in statement_control:sym<if> (src/Perl6/Grammar.nqp:1420)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in statement_control (src/Perl6/Grammar.nqp)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in method_def (src/Perl6/Grammar.nqp:2634)
  in routine_declarator:sym<method> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in routine_declarator (src/Perl6/Grammar.nqp)
  in term:sym<routine_declarator> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in term (src/Perl6/Grammar.nqp)
  in termish (src/Perl6/Grammar.nqp:3713)
  in EXPR (gen/jvm/stage2/NQPHLL.nqp:561)
  in EXPR (src/Perl6/Grammar.nqp:3748)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in package_def (src/Perl6/Grammar.nqp:2309)
  in package_declarator:sym<class> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in package_declarator (src/Perl6/Grammar.nqp)
  in term:sym<package_declarator> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in term (src/Perl6/Grammar.nqp)
  in termish (src/Perl6/Grammar.nqp:3713)
  in EXPR (gen/jvm/stage2/NQPHLL.nqp:561)
  in EXPR (src/Perl6/Grammar.nqp:3748)
  in arglist (src/Perl6/Grammar.nqp)
  in semiarglist (src/Perl6/Grammar.nqp)
  in args (src/Perl6/Grammar.nqp:3272)
  in methodop (src/Perl6/Grammar.nqp:3954)
  in dottyop (src/Perl6/Grammar.nqp)
  in dotty:sym<.> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in dotty (src/Perl6/Grammar.nqp)
  in postfixish (src/Perl6/Grammar.nqp:3813)
  in termish (src/Perl6/Grammar.nqp:3728)
  in EXPR (gen/jvm/stage2/NQPHLL.nqp:561)
  in EXPR (src/Perl6/Grammar.nqp:3748)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in pblock (src/Perl6/Grammar.nqp:1301)
  in xblock (src/Perl6/Grammar.nqp:1270)
  in statement_control:sym<if> (src/Perl6/Grammar.nqp:1415)
    in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in statement_control (src/Perl6/Grammar.nqp)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in method_def (src/Perl6/Grammar.nqp:2634)
  in routine_declarator:sym<method> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in routine_declarator (src/Perl6/Grammar.nqp)
  in declarator (src/Perl6/Grammar.nqp:2355)
  in multi_declarator:sym<multi> (src/Perl6/Grammar.nqp:2375)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in multi_declarator (src/Perl6/Grammar.nqp)
  in term:sym<multi_declarator> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in term (src/Perl6/Grammar.nqp)
  in termish (src/Perl6/Grammar.nqp:3713)
  in EXPR (gen/jvm/stage2/NQPHLL.nqp:561)
  in EXPR (src/Perl6/Grammar.nqp:3748)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in blockoid (src/Perl6/Grammar.nqp:1353)
  in package_def (src/Perl6/Grammar.nqp:2309)
  in package_declarator:sym<class> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in package_declarator (src/Perl6/Grammar.nqp)
  in scoped (src/Perl6/Grammar.nqp:2425)
  in scope_declarator:sym<my> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in scope_declarator (src/Perl6/Grammar.nqp)
  in term:sym<scope_declarator> (src/Perl6/Grammar.nqp)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:1350)
  in term (src/Perl6/Grammar.nqp)
  in termish (src/Perl6/Grammar.nqp:3713)
  in EXPR (gen/jvm/stage2/NQPHLL.nqp:561)
  in EXPR (src/Perl6/Grammar.nqp:3748)
  in statement (src/Perl6/Grammar.nqp:1237)
  in statementlist (src/Perl6/Grammar.nqp:1172)
  in LANG (gen/jvm/stage2/NQPHLL.nqp:785)
  in FOREIGN_LANG (src/Perl6/Grammar.nqp:1579)
  in comp_unit (src/Perl6/Grammar.nqp:1149)
  in TOP (src/Perl6/Grammar.nqp:443)
  in parse (gen/jvm/stage2/QRegex.nqp:2034)
  in parse (gen/jvm/stage2/NQPHLL.nqp:1471)
  in compile (gen/jvm/stage2/NQPHLL.nqp:1427)
  in eval (gen/jvm/stage2/NQPHLL.nqp:1164)
  in evalfiles (gen/jvm/stage2/NQPHLL.nqp:1384)
  in command_eval (gen/jvm/stage2/NQPHLL.nqp:1278)
  in command_eval (src/Perl6/Compiler.nqp:65)
  in command_line (gen/jvm/stage2/NQPHLL.nqp:1252)
  in MAIN (gen/jvm/main.nqp:37)
  in <mainline> (gen/jvm/main.nqp:33)
  in  (gen/jvm/main.nqp)
make: *** [CORE.setting.jar] Error 1