Method 'jast' not found for invocant of class 'NQPMu'

gistfile1.txt

Method 'jast' not found for invocant of class 'NQPMu'
  in  (gen/jvm/stage2/QAST.nqp:3790)
  in compile_all_the_stmts (gen/jvm/stage2/QAST.nqp:3772)
  in  (gen/jvm/stage2/QAST.nqp:3372)
  in  (gen/jvm/stage2/QAST.nqp:3369)
  in as_jast (gen/jvm/stage2/QAST.nqp:3315)
  in as_jast (gen/jvm/stage2/QAST.nqp:2990)
  in as_jast (gen/jvm/stage2/QAST.nqp:3044)
  in as_jast (gen/jvm/stage2/QAST.nqp:2990)
  in jast (gen/jvm/stage2/QAST.nqp:2856)
  in jast (gen/jvm/stage2/NQPHLL.nqp:65)
  in  (gen/jvm/stage2/NQPHLL.nqp:1337)
  in compile (gen/jvm/stage2/NQPHLL.nqp:1325)
  in  (gen/jvm/ModuleLoader.nqp:254)
  in  (gen/jvm/ModuleLoader.nqp:223)
  in load_module (gen/jvm/ModuleLoader.nqp:205)
  in load_module (src/Perl6/World.nqp:334)
  in  (src/Perl6/Grammar.nqp:1312)
  in  (src/Perl6/Grammar.nqp:1308)
  in statement_control:sym<use> (src/Perl6/Grammar.nqp:1306)
  in !protoregex (gen/jvm/stage2/QRegex.nqp:756)
  in statement_control (src/Perl6/Grammar.nqp)
  in statement (src/Perl6/Grammar.nqp:1046)
  in statementlist (src/Perl6/Grammar.nqp)
  in comp_unit (src/Perl6/Grammar.nqp:862)
  in TOP (src/Perl6/Grammar.nqp:345)
  in parse (gen/jvm/stage2/QRegex.nqp:1261)
  in parse (gen/jvm/stage2/NQPHLL.nqp:1378)
  in  (gen/jvm/stage2/NQPHLL.nqp:1334)
  in compile (gen/jvm/stage2/NQPHLL.nqp:1325)
  in eval (gen/jvm/stage2/NQPHLL.nqp:1083)
  in evalfiles (gen/jvm/stage2/NQPHLL.nqp:1292)
  in command_eval (gen/jvm/stage2/NQPHLL.nqp:1196)
  in command_eval (src/Perl6/Compiler.nqp:17)
  in command_line (gen/jvm/stage2/NQPHLL.nqp:1171)
  in MAIN (gen/jvm/main.nqp:45)
  in  (gen/jvm/main.nqp:41)
  in  (gen/jvm/main.nqp)