rakudo compilation hanging

bt-bottom.txt

called from Sub 'Stringy' pc 28 ((file unknown):6906446) (src/gen/CORE.setting:673)
called from Sub 'infix:<~>' pc 34 ((file unknown):6906445) (src/gen/CORE.setting:960)
called from Sub 'Str' pc 87 ((file unknown):416857875) (src/gen/CORE.setting:670)
called from Sub 'nqp;Perl6;World;Str' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:639)
called from Sub 'Stringy' pc 28 ((file unknown):6906446) (src/gen/CORE.setting:673)
called from Sub 'nqp;Perl6;World;Stringy' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:639)
called from Sub 'dispatch:<.^>' pc 61 ((file unknown):1344545245) (src/gen/CORE.setting:783)
called from Sub 'nqp;Perl6;World;dispatch:<.^>' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:63
9)
called from Sub 'perl' pc 52 ((file unknown):6906459) (src/gen/CORE.setting:689)
called from Sub 'nqp;Perl6;World;perl' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:639)
called from Sub 'Numeric' pc 19 ((file unknown):6906445) (src/gen/CORE.setting:644)
called from Sub 'nqp;Perl6;World;Numeric' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:639)
called from Sub 'infix:<==>' pc 34 ((file unknown):429) (src/gen/CORE.setting:2332)
called from Sub 'nqp;Perl6;World;infix:<==>' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:639)
called from Sub 'gimme' pc 126 ((file unknown):544018354) (src/gen/CORE.setting:4921)
called from Sub 'Bool' pc 33 ((file unknown):6906448) (src/gen/CORE.setting:4833)
called from Sub 'nqp;Perl6;World;Bool' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:639)
called from Sub 'STORE' pc 101 ((file unknown):6906476) (src/gen/CORE.setting:5661)
called from Sub 'nqp;Perl6;World;STORE' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:639)
called from Sub 'hash' pc 32 ((file unknown):575621843) (src/gen/CORE.setting:1031)
called from Sub 'nqp;Perl6;World;hash' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:639)
called from Sub '_block14577' pc 30 ((file unknown):6906428) (src/gen/CORE.setting:8061)
called from Sub 'nqp;Perl6;World;' pc 13364 (src/gen/perl6-symboltable.pir:5628) (src/Perl6/World.pm:639)
called from Sub 'nqp;Perl6;World;_block1858' pc 24391 (src/gen/perl6-symboltable.pir:10321) (src/Perl6/World.pm:1209
)
called from Sub 'nqp;Perl6;World;add_phaser' pc 22890 (src/gen/perl6-symboltable.pir:9800) (src/Perl6/World.pm:1207)
called from Sub 'nqp;Perl6;Actions;statement_prefix:sym<BEGIN>' pc 57678 (src/gen/perl6-actions.pir:23554) (src/Perl
6/Actions.pm:885)
called from Sub 'nqp;Regex;Cursor;!reduce' pc 3276 (src/Regex/Cursor.pir:1076)
called from Sub 'nqp;Regex;Cursor;!cursor_pass' pc 2689 (src/Regex/Cursor.pir:713)
called from Sub 'nqp;Perl6;Grammar;statement_prefix:sym<BEGIN>' pc 90839 (src/gen/perl6-grammar.pir:28976) (src/Perl
6/Grammar.pm:780)
called from Sub 'nqp;Regex;Cursor;!protoregex' pc 4591 (src/Regex/Cursor.pir:81)
called from Sub 'nqp;Perl6;Grammar;statement_prefix' pc 90544 (src/gen/perl6-grammar.pir:28889) (src/Perl6/Grammar.p
m:779)
called from Sub 'nqp;Perl6;Grammar;term:sym<statement_prefix>' pc 104978 (src/gen/perl6-grammar.pir:33038) (src/Perl
6/Grammar.pm:837)
called from Sub 'nqp;Regex;Cursor;!protoregex' pc 4591 (src/Regex/Cursor.pir:81)
called from Sub 'nqp;Perl6;Grammar;term' pc 198139 (src/gen/perl6-grammar.pir:60323) (src/Perl6/Grammar.pm:1897)
called from Sub 'nqp;Perl6;Grammar;termish' pc 230752 (src/gen/perl6-grammar.pir:70126) (src/Perl6/Grammar.pm:2253)
called from Sub 'nqp;HLL;Grammar;EXPR' pc 22658 (src/stage2/gen/NQPHLL.pir:7394) (src/stage2/gen/NQPHLL.pm:558)
called from Sub 'nqp;Perl6;Grammar;EXPR' pc 232125 (src/gen/perl6-grammar.pir:70585) (src/Perl6/Grammar.pm:2277)
called from Sub 'nqp;Perl6;Grammar;initializer:sym<=>' pc 192167 (src/gen/perl6-grammar.pir:58725) (src/Perl6/Gramma
r.pm:1861)
called from Sub 'nqp;Regex;Cursor;!protoregex' pc 4591 (src/Regex/Cursor.pir:81)
called from Sub 'nqp;Perl6;Grammar;initializer' pc 191760 (src/gen/perl6-grammar.pir:58608) (src/Perl6/Grammar.pm:18
54)
called from Sub 'nqp;Perl6;Grammar;declarator' pc 153983 (src/gen/perl6-grammar.pir:48034) (src/Perl6/Grammar.pm:136
9)
called from Sub 'nqp;Perl6;Grammar;scoped' pc 160075 (src/gen/perl6-grammar.pir:49742) (src/Perl6/Grammar.pm:1420)
called from Sub 'nqp;Perl6;Grammar;scope_declarator:sym<my>' pc 157205 (src/gen/perl6-grammar.pir:48919) (src/Perl6/
Grammar.pm:1397)