[rakudo-2010-01]% perl6 m2.pl
unshift_string() not implemented in class 'Hash'
*** glibc detected *** perl6: free(): invalid next size (normal): 0x0a6cb0f8 ***
======= Backtrace: =========
/lib/tls/i686/cmov/libc.so.6[0x289ff1]
/lib/tls/i686/cmov/libc.so.6[0x28b6f2]
/lib/tls/i686/cmov/libc.so.6(cfree+0x6d)[0x28e7cd]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(mem_sys_free+0x21)[0xba12a1]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(parrot_hash_destroy+0x33)[0xba6ca3]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xcddd38]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(Parrot_pmc_destroy+0x78)[0xbd72e8]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xba3de3]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xba34f8]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xba2ceb]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xba1939]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xbacd07]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(Parrot_exit+0x51)[0xb9b8c1]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xb9b352]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(Parrot_ex_throw_from_c+0x114)[0xb9b534]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xb9b62d]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xc989a6]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xc9bd70]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(Parrot_Object_get_mro+0x88)[0xd20968]
dynext/perl6_group.so(Parrot_P6opaque_get_mro+0x3a)[0x1e557a]
dynext/perl6_group.so(Parrot_P6opaque_class_init+0x41)[0x1e56b1]
dynext/perl6_group.so(Parrot_lib_perl6_group_load+0x16e)[0x1d8f8e]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(Parrot_init_lib+0x2c)[0xb973fc]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xb97557]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(Parrot_load_lib+0x11a)[0xb9781a]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xca8d4e]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xd083e7]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xd08af7]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(Parrot_thaw+0x6d)[0xbd696d]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(PackFile_Constant_unpack_pmc+0x62)[0xbd20f2]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(PackFile_Constant_unpack+0xc5)[0xbd2205]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(PackFile_ConstTable_unpack+0xaa)[0xbd22fa]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(PackFile_Segment_unpack+0x1b1)[0xbd3091]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1[0xbd44f2]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(PackFile_Segment_unpack+0x1b1)[0xbd3091]
/home/parthm/install/parrot-2.1.1/lib/libparrot.so.2.1.1(PackFile_unpack+0x31c)[0xbd491c]
perl6[0x8048a57]
/lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xe6)[0x235b56]
perl6[0x80488e1]
======= Memory map: ========
00110000-00119000 r-xp 00000000 08:07 1170       /lib/tls/i686/cmov/libcrypt-2.10.1.so
00119000-0011a000 r--p 00008000 08:07 1170       /lib/tls/i686/cmov/libcrypt-2.10.1.so
0011a000-0011b000 rw-p 00009000 08:07 1170       /lib/tls/i686/cmov/libcrypt-2.10.1.so
0011b000-00142000 rw-p 00000000 00:00 0
00142000-0015e000 r-xp 00000000 08:07 9299       /lib/libgcc_s.so.1
0015e000-0015f000 r--p 0001b000 08:07 9299       /lib/libgcc_s.so.1
0015f000-00160000 rw-p 0001c000 08:07 9299       /lib/libgcc_s.so.1
001d6000-001ee000 r-xp 00000000 08:05 786575     /storage/parth/src/rakudo-2010-01/dynext/perl6_group.so
001ee000-001ef000 r--p 00017000 08:05 786575     /storage/parth/src/rakudo-2010-01/dynext/perl6_group.so
001ef000-001f0000 rw-p 00018000 08:05 786575     /storage/parth/src/rakudo-2010-01/dynext/perl6_group.so
00206000-0021b000 r-xp 00000000 08:07 4135       /lib/tls/i686/cmov/libpthread-2.10.1.so
0021b000-0021c000 r--p 00014000 08:07 4135       /lib/tls/i686/cmov/libpthread-2.10.1.so
0021c000-0021d000 rw-p 00015000 08:07 4135       /lib/tls/i686/cmov/libpthread-2.10.1.so
0021d000-0021f000 rw-p 00000000 00:00 0
0021f000-0035d000 r-xp 00000000 08:07 1157       /lib/tls/i686/cmov/libc-2.10.1.so
0035d000-0035e000 ---p 0013e000 08:07 1157       /lib/tls/i686/cmov/libc-2.10.1.so
0035e000-00360000 r--p 0013e000 08:07 1157       /lib/tls/i686/cmov/libc-2.10.1.so
00360000-00361000 rw-p 00140000 08:07 1157       /lib/tls/i686/cmov/libc-2.10.1.so
00361000-00364000 rw-p 00000000 00:00 0
0061d000-00638000 r-xp 00000000 08:07 4193       /lib/ld-2.10.1.so
00638000-00639000 r--p 0001a000 08:07 4193       /lib/ld-2.10.1.so
00639000-0063a000 rw-p 0001b000 08:07 4193       /lib/ld-2.10.1.so
006ab000-006cf000 r-xp 00000000 08:07 1183       /lib/tls/i686/cmov/libm-2.10.1.so
006cf000-006d0000 r--p 00023000 08:07 1183       /lib/tls/i686/cmov/libm-2.10.1.so
006d0000-006d1000 rw-p 00024000 08:07 1183       /lib/tls/i686/cmov/libm-2.10.1.so
0071c000-00723000 r-xp 00000000 08:07 9315       /lib/tls/i686/cmov/librt-2.10.1.so
00723000-00724000 r--p 00006000 08:07 9315       /lib/tls/i686/cmov/librt-2.10.1.so
00724000-00725000 rw-p 00007000 08:07 9315       /lib/tls/i686/cmov/librt-2.10.1.so
009a8000-009aa000 r-xp 00000000 08:07 1172       /lib/tls/i686/cmov/libdl-2.10.1.so
009aa000-009ab000 r--p 00001000 08:07 1172       /lib/tls/i686/cmov/libdl-2.10.1.so
009ab000-009ac000 rw-p 00002000 08:07 1172       /lib/tls/i686/cmov/libdl-2.10.1.so
00abc000-00abd000 r-xp 00000000 00:00 0          [vdso]
00ae0000-00d8e000 r-xp 00000000 08:05 1556932    /storage/parth/install/parrot-2.1.1/lib/libparrot.so.2.1.1
00d8e000-00d8f000 ---p 002ae000 08:05 1556932    /storage/parth/install/parrot-2.1.1/lib/libparrot.so.2.1.1
00d8f000-00d95000 r--p 002ae000 08:05 1556932    /storage/parth/install/parrot-2.1.1/lib/libparrot.so.2.1.1
00d95000-00dcc000 rw-p 002b4000 08:05 1556932    /storage/parth/install/parrot-2.1.1/lib/libparrot.so.2.1.1
08048000-08610000 r-xp 00000000 08:05 151209     /storage/parth/install/parrot-2.1.1/bin/perl6
08610000-08611000 r--p 005c7000 08:05 151209     /storage/parth/install/parrot-2.1.1/bin/perl6
08611000-08612000 rw-p 005c8000 08:05 151209     /storage/parth/install/parrot-2.1.1/bin/perl6
0a5f3000-0a6e6000 rw-p 00000000 00:00 0          [heap]
b7400000-b7421000 rw-p 00000000 00:00 0
b7421000-b7500000 ---p 00000000 00:00 0
b7567000-b76f3000 rw-p 00000000 00:00 0
b7706000-b7708000 rw-p 00000000 00:00 0
bfbbf000-bfbd4000 rw-p 00000000 00:00 0          [stack]
zsh: abort (core dumped)  perl6 m2.pl
[rakudo-2010-01]%