moarvm gerdr/libuv-build fail

gistfile1.txt

prove -e D:\dev\p6\win32\bin\nqp.exe t\moar t\qast
t\moar\6model.t ................. ok
t\moar\annotated.t .............. ok
t\moar\associative.t ............ ok
t\moar\attribute.t .............. ok
t\moar\boxing.t ................. ok
t\moar\branching.t .............. ok
t\moar\calling.t ................ ok
t\moar\clargs.t ................. ok
t\moar\close_filehandle.t ....... ok
t\moar\codepoint_by_name.t ...... ok
t\moar\dirs.t ................... ok
t\moar\exceptions.t ............. ok
t\moar\file_copy.t .............. ok
t\moar\float.t .................. ok
t\moar\gc.t ..................... ok
t\moar\integer.t ................ ok
t\moar\jumplist.t ............... ok
t\moar\lexical.t ................ ok
t\moar\main.t ................... ok
t\moar\math.t ................... ok
t\moar\object.t ................. ok
t\moar\open_file_for_reading.t .. ok
t\moar\positional.t ............. ok
t\moar\rand.t ................... ok
t\moar\slurp.t .................. ok
t\moar\socket_bind_close.t ...... ok
t\moar\socket_open_close.t ...... ok
t\moar\socket_send_recv.t ....... ok
t\moar\string.t ................. ok
t\moar\threads.t ................ 3/6 Can't free STables in gen2 GC yet
t\moar\threads.t ................ Failed 1/6 subtests
t\moar\type_create.t ............ ok
t\moar\unicode.t ................ ok
t\moar\write_to_stdout.t ........ ok
t\qast\manorboy.t ............... ok
t\qast\qast_6model.t ............ ok
t\qast\qast_aggregate.t ......... ok
t\qast\qast_arguments.t ......... ok
t\qast\qast_bitops.t ............ ok
t\qast\qast_conditional.t ....... ok
t\qast\qast_literal.t ........... ok
t\qast\qast_math.t .............. ok
t\qast\qast_string.t ............ ok
t\qast\qast_terms.t ............. ok
t\qast\qast_trig.t .............. ok
t\qast\qast_variable.t .......... ok

Test Summary Report
-------------------
t\moar\threads.t              (Wstat: 0 Tests: 6 Failed: 1)
  Failed test:  6
Files=45, Tests=273, 49 wallclock secs ( 0.27 usr +  0.11 sys =  0.38 CPU)
Result: FAIL