>_ULx86_64_init_mem_validate: using msync to validate memory >_ULx86_64_init_local: (cursor=0x7fffed063b50) >_ULx86_64_tdep_trace: begin ip 0x7fbf607a535a cfa 0x7fffed0636f0 >trace_cache_create: allocated cache 0x7fbf6079efe0 >trace_cache_get: using cache 0x7fbf6079efe0 >_ULx86_64_tdep_trace: depth 0 cfa 0x7fffed0636f0 rip 0x7fbf607a5359 rsp 0x7fffed0636f0 rbp 0x7fffed0647a0 >trace_lookup: updating slot 145 after 0 steps, replacing 0x0 >_ULx86_64_step: (cursor=0x7fffed063b50, ip=0x00007fbf607a535a, cfa=0x00007fffed0636f0) >_ULx86_64_dwarf_find_proc_info: looking for IP=0x7fbf607a5359 >_ULx86_64_dwarf_callback: checking , base=0x0) >_ULx86_64_dwarf_callback: checking linux-vdso.so.1, base=0x7fffed135000) >_ULx86_64_dwarf_callback: checking /home/milian/projects/libunwind/src/.libs/libunwind.so.8, base=0x7fbf607a1000) >_ULx86_64_dwarf_callback: found table `/home/milian/projects/libunwind/src/.libs/libunwind.so.8': segbase=0x7fbf607b2748, len=62, gp=0x7fbf607b3b88, table_data=0x7fbf607b2754 >lookup: e->start_ip_offset = ffffffffffff7b78 >lookup: e->start_ip_offset = ffffffffffff5788 >lookup: e->start_ip_offset = ffffffffffff2168 >lookup: e->start_ip_offset = ffffffffffff2408 >lookup: e->start_ip_offset = ffffffffffff3e98 >lookup: e->start_ip_offset = ffffffffffff2be8 >_ULx86_64_dwarf_search_unwind_table: ip=0x7fbf607a5359, start_ip=0xffffffffffff2be8 >_ULx86_64_dwarf_search_unwind_table: e->fde_offset = fffffffffffff2a0, segbase = 7fbf607b2748, debug_frame_base = 0, fde_addr = 7fbf607b19e8 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE @ 0x7fbf607b19e8 >_ULx86_64_dwarf_extract_proc_info_from_fde: looking for CIE at address 7fbf607b1830 >parse_cie: CIE parsed OK, augmentation = "zR", handler=0x0 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE covers IP 0x7fbf607a5330-0x7fbf607a65d3, LSDA=0x0 >_ULx86_64_fetch_frame: fetch frame ip=0x7fbf607a535a cfa=0x7fffed0636f0 format=0 >run_cfi_program: CFA_def_cfa r7+0x8 >run_cfi_program: CFA_offset r16 at cfa+0xfffffffffffffff8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5332 >run_cfi_program: CFA_def_cfa_offset 0x10 >run_cfi_program: CFA_offset r15 at cfa+0xfffffffffffffff0 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5334 >run_cfi_program: CFA_def_cfa_offset 0x18 >run_cfi_program: CFA_offset r14 at cfa+0xffffffffffffffe8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5336 >run_cfi_program: CFA_def_cfa_offset 0x20 >run_cfi_program: CFA_offset r13 at cfa+0xffffffffffffffe0 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5338 >run_cfi_program: CFA_def_cfa_offset 0x28 >run_cfi_program: CFA_offset r12 at cfa+0xffffffffffffffd8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5339 >run_cfi_program: CFA_def_cfa_offset 0x30 >run_cfi_program: CFA_offset r6 at cfa+0xffffffffffffffd0 >run_cfi_program: CFA_advance_loc to 0x7fbf607a533a >run_cfi_program: CFA_def_cfa_offset 0x38 >run_cfi_program: CFA_offset r3 at cfa+0xffffffffffffffc8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5341 >run_cfi_program: CFA_def_cfa_offset 0xca0 >run_cfi_program: CFA_advance_loc2 to 0x7fbf607a5504 >_ULx86_64_cache_frame: cache frame ip=0x7fbf607a535a cfa=0x7fffed0636f0 format=0 >_ULx86_64_reuse_frame: reuse frame ip=0x7fbf607a535a cfa=0x7fffed0636f0 format=0 addr=0x0 offset=+0 >_ULx86_64_stash_frame: ip=0x400885 cfa=0x7fffed064390 type 0 cfa [where=3 val=7] cfaoff=3232 ra=0x7fffed064388 rbp [where=2 val=-48 @0x7fffed064360] rsp [where=1 val=0 @0x7fffed063840] >_ULx86_64_stash_frame: unusual frame >_ULx86_64_dwarf_step: returning 1 >_ULx86_64_step: returning 1 >trace_init_addr: frame va 7fbf607a5359 type 0 last 0 cfa rsp+0 rbp @ cfa-1 rsp @ cfa-1 >_ULx86_64_tdep_trace: frame va 7fbf607a5359 type 0 last 0 cfa rsp+0 rbp @ cfa-1 rsp @ cfa-1 >_ULx86_64_tdep_trace: new cfa 0x7fffed0636f0 rip 0x7fbf607a5359 rsp 0x7fffed0636f0 rbp 0x7fffed0647a0 >_ULx86_64_tdep_trace: returning -5, depth 0 >_ULx86_64_init_local: (cursor=0x7fffed063f50) >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x00007fbf607a5b7a, cfa=0x00007fffed0636f0) >_ULx86_64_dwarf_find_proc_info: looking for IP=0x7fbf607a5b79 >_ULx86_64_dwarf_callback: checking , base=0x0) >_ULx86_64_dwarf_callback: checking linux-vdso.so.1, base=0x7fffed135000) >_ULx86_64_dwarf_callback: checking /home/milian/projects/libunwind/src/.libs/libunwind.so.8, base=0x7fbf607a1000) >_ULx86_64_dwarf_callback: found table `/home/milian/projects/libunwind/src/.libs/libunwind.so.8': segbase=0x7fbf607b2748, len=62, gp=0x7fbf607b3b88, table_data=0x7fbf607b2754 >lookup: e->start_ip_offset = ffffffffffff7b78 >lookup: e->start_ip_offset = ffffffffffff5788 >lookup: e->start_ip_offset = ffffffffffff2168 >lookup: e->start_ip_offset = ffffffffffff2408 >lookup: e->start_ip_offset = ffffffffffff3e98 >lookup: e->start_ip_offset = ffffffffffff2be8 >_ULx86_64_dwarf_search_unwind_table: ip=0x7fbf607a5b79, start_ip=0xffffffffffff2be8 >_ULx86_64_dwarf_search_unwind_table: e->fde_offset = fffffffffffff2a0, segbase = 7fbf607b2748, debug_frame_base = 0, fde_addr = 7fbf607b19e8 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE @ 0x7fbf607b19e8 >_ULx86_64_dwarf_extract_proc_info_from_fde: looking for CIE at address 7fbf607b1830 >parse_cie: CIE parsed OK, augmentation = "zR", handler=0x0 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE covers IP 0x7fbf607a5330-0x7fbf607a65d3, LSDA=0x0 >_ULx86_64_fetch_frame: fetch frame ip=0x7fbf607a5b7a cfa=0x7fffed0636f0 format=0 >run_cfi_program: CFA_def_cfa r7+0x8 >run_cfi_program: CFA_offset r16 at cfa+0xfffffffffffffff8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5332 >run_cfi_program: CFA_def_cfa_offset 0x10 >run_cfi_program: CFA_offset r15 at cfa+0xfffffffffffffff0 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5334 >run_cfi_program: CFA_def_cfa_offset 0x18 >run_cfi_program: CFA_offset r14 at cfa+0xffffffffffffffe8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5336 >run_cfi_program: CFA_def_cfa_offset 0x20 >run_cfi_program: CFA_offset r13 at cfa+0xffffffffffffffe0 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5338 >run_cfi_program: CFA_def_cfa_offset 0x28 >run_cfi_program: CFA_offset r12 at cfa+0xffffffffffffffd8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5339 >run_cfi_program: CFA_def_cfa_offset 0x30 >run_cfi_program: CFA_offset r6 at cfa+0xffffffffffffffd0 >run_cfi_program: CFA_advance_loc to 0x7fbf607a533a >run_cfi_program: CFA_def_cfa_offset 0x38 >run_cfi_program: CFA_offset r3 at cfa+0xffffffffffffffc8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5341 >run_cfi_program: CFA_def_cfa_offset 0xca0 >run_cfi_program: CFA_advance_loc2 to 0x7fbf607a5504 >run_cfi_program: CFA_remember_state >run_cfi_program: CFA_def_cfa_offset 0x38 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5505 >run_cfi_program: CFA_def_cfa_offset 0x30 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5506 >run_cfi_program: CFA_def_cfa_offset 0x28 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5508 >run_cfi_program: CFA_def_cfa_offset 0x20 >run_cfi_program: CFA_advance_loc to 0x7fbf607a550a >run_cfi_program: CFA_def_cfa_offset 0x18 >run_cfi_program: CFA_advance_loc to 0x7fbf607a550c >run_cfi_program: CFA_def_cfa_offset 0x10 >run_cfi_program: CFA_advance_loc to 0x7fbf607a550e >run_cfi_program: CFA_def_cfa_offset 0x8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5510 >run_cfi_program: CFA_restore_state >run_cfi_program: CFA_advance_loc2 to 0x7fbf607a5758 >run_cfi_program: CFA_def_cfa_offset 0xca8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5769 >run_cfi_program: CFA_def_cfa_offset 0xcb0 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5798 >run_cfi_program: CFA_def_cfa_offset 0xca8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a579a >run_cfi_program: CFA_def_cfa_offset 0xca0 >run_cfi_program: CFA_advance_loc2 to 0x7fbf607a5a16 >run_cfi_program: CFA_def_cfa_offset 0xca8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5a1a >run_cfi_program: CFA_def_cfa_offset 0xcb0 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5a1e >run_cfi_program: CFA_def_cfa_offset 0xcb8 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5a2a >run_cfi_program: CFA_def_cfa_offset 0xcc0 >run_cfi_program: CFA_advance_loc to 0x7fbf607a5a4a >run_cfi_program: CFA_def_cfa_offset 0xca0 >run_cfi_program: CFA_advance_loc2 to 0x7fbf607a5ec5 >_ULx86_64_cache_frame: cache frame ip=0x7fbf607a5b7a cfa=0x7fffed0636f0 format=0 >_ULx86_64_reuse_frame: reuse frame ip=0x7fbf607a5b7a cfa=0x7fffed0636f0 format=0 addr=0x0 offset=+0 >_ULx86_64_dwarf_step: returning 1 >_ULx86_64_step: returning 1 >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x0000000000400885, cfa=0x00007fffed064390) >_ULx86_64_dwarf_find_proc_info: looking for IP=0x400884 >_ULx86_64_dwarf_callback: checking , base=0x0) >_ULx86_64_dwarf_callback: found table `': segbase=0x400a8c, len=5, gp=0x401cd8, table_data=0x400a98 >lookup: e->start_ip_offset = fffffffffffffdca >lookup: e->start_ip_offset = fffffffffffffed4 >lookup: e->start_ip_offset = fffffffffffffe64 >_ULx86_64_dwarf_search_unwind_table: ip=0x400884, start_ip=0xfffffffffffffdca >_ULx86_64_dwarf_search_unwind_table: e->fde_offset = ffffffffffffff24, segbase = 400a8c, debug_frame_base = 0, fde_addr = 4009b0 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE @ 0x4009b0 >_ULx86_64_dwarf_extract_proc_info_from_fde: looking for CIE at address 400998 >parse_cie: CIE parsed OK, augmentation = "zR", handler=0x0 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE covers IP 0x400856-0x4008eb, LSDA=0x0 >_ULx86_64_fetch_frame: fetch frame ip=0x400885 cfa=0x7fffed064390 format=0 >run_cfi_program: CFA_def_cfa r7+0x8 >run_cfi_program: CFA_offset r16 at cfa+0xfffffffffffffff8 >run_cfi_program: CFA_advance_loc to 0x400857 >run_cfi_program: CFA_def_cfa_offset 0x10 >run_cfi_program: CFA_offset r6 at cfa+0xfffffffffffffff0 >run_cfi_program: CFA_advance_loc to 0x40085a >run_cfi_program: CFA_def_cfa_register r6 >run_cfi_program: CFA_advance_loc1 to 0x4008ea >_ULx86_64_cache_frame: cache frame ip=0x400885 cfa=0x7fffed064390 format=0 >_ULx86_64_reuse_frame: reuse frame ip=0x400885 cfa=0x7fffed064390 format=0 addr=0x0 offset=+0 >_ULx86_64_dwarf_step: returning 1 >_ULx86_64_step: returning 1 >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x00007fbf5f9ed000, cfa=0x00007fffed0647b0) >_ULx86_64_dwarf_find_proc_info: looking for IP=0x7fbf5f9ecfff >_ULx86_64_dwarf_callback: checking , base=0x0) >_ULx86_64_dwarf_callback: checking linux-vdso.so.1, base=0x7fffed135000) >_ULx86_64_dwarf_callback: checking /home/milian/projects/libunwind/src/.libs/libunwind.so.8, base=0x7fbf607a1000) >_ULx86_64_dwarf_callback: checking /usr/lib/libstdc++.so.6, base=0x7fbf60295000) >_ULx86_64_dwarf_callback: checking /usr/lib/libm.so.6, base=0x7fbf5ff91000) >_ULx86_64_dwarf_callback: checking /usr/lib/libgcc_s.so.1, base=0x7fbf5fd7b000) >_ULx86_64_dwarf_callback: checking /usr/lib/libc.so.6, base=0x7fbf5f9cd000) >_ULx86_64_dwarf_callback: found table `/usr/lib/libc.so.6': segbase=0x7fbf5fb3d6a0, len=3397, gp=0x7fbf5fd75000, table_data=0x7fbf5fb3d6ac >lookup: e->start_ip_offset = fffffffffff59fb0 >lookup: e->start_ip_offset = fffffffffff03530 >lookup: e->start_ip_offset = ffffffffffed22e7 >lookup: e->start_ip_offset = ffffffffffec3170 >lookup: e->start_ip_offset = ffffffffffebc370 >lookup: e->start_ip_offset = ffffffffffeb24f0 >lookup: e->start_ip_offset = ffffffffffeafff0 >lookup: e->start_ip_offset = ffffffffffeafa30 >lookup: e->start_ip_offset = ffffffffffeaf242 >lookup: e->start_ip_offset = ffffffffffeaf6c0 >lookup: e->start_ip_offset = ffffffffffeaf870 >_ULx86_64_dwarf_search_unwind_table: ip=0x7fbf5f9ecfff, start_ip=0xffffffffffeaf870 >_ULx86_64_dwarf_search_unwind_table: e->fde_offset = 6ae8, segbase = 7fbf5fb3d6a0, debug_frame_base = 0, fde_addr = 7fbf5fb44188 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE @ 0x7fbf5fb44188 >_ULx86_64_dwarf_extract_proc_info_from_fde: looking for CIE at address 7fbf5fb440d8 >parse_cie: CIE parsed OK, augmentation = "zR", handler=0x0 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE covers IP 0x7fbf5f9ecf10-0x7fbf5f9ed0c9, LSDA=0x0 >_ULx86_64_fetch_frame: fetch frame ip=0x7fbf5f9ed000 cfa=0x7fffed0647b0 format=0 >run_cfi_program: CFA_def_cfa r7+0x8 >run_cfi_program: CFA_offset r16 at cfa+0xfffffffffffffff8 >run_cfi_program: CFA_advance_loc to 0x7fbf5f9ecf12 >run_cfi_program: CFA_def_cfa_offset 0x10 >run_cfi_program: CFA_offset r14 at cfa+0xfffffffffffffff0 >run_cfi_program: CFA_advance_loc to 0x7fbf5f9ecf14 >run_cfi_program: CFA_def_cfa_offset 0x18 >run_cfi_program: CFA_offset r13 at cfa+0xffffffffffffffe8 >run_cfi_program: CFA_advance_loc to 0x7fbf5f9ecf16 >run_cfi_program: CFA_def_cfa_offset 0x20 >run_cfi_program: CFA_offset r12 at cfa+0xffffffffffffffe0 >run_cfi_program: CFA_advance_loc to 0x7fbf5f9ecf17 >run_cfi_program: CFA_def_cfa_offset 0x28 >run_cfi_program: CFA_offset r6 at cfa+0xffffffffffffffd8 >run_cfi_program: CFA_advance_loc to 0x7fbf5f9ecf1b >run_cfi_program: CFA_def_cfa_offset 0x30 >run_cfi_program: CFA_offset r3 at cfa+0xffffffffffffffd0 >run_cfi_program: CFA_advance_loc to 0x7fbf5f9ecf22 >run_cfi_program: CFA_def_cfa_offset 0xc0 >_ULx86_64_cache_frame: cache frame ip=0x7fbf5f9ed000 cfa=0x7fffed0647b0 format=0 >_ULx86_64_reuse_frame: reuse frame ip=0x7fbf5f9ed000 cfa=0x7fffed0647b0 format=0 addr=0x0 offset=+0 >_ULx86_64_dwarf_step: returning 1 >_ULx86_64_step: returning 1 >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x0000000000400789, cfa=0x00007fffed064870) >_ULx86_64_dwarf_find_proc_info: looking for IP=0x400788 >_ULx86_64_dwarf_callback: checking , base=0x0) >_ULx86_64_dwarf_callback: found table `': segbase=0x400a8c, len=5, gp=0x401cd8, table_data=0x400a98 >lookup: e->start_ip_offset = fffffffffffffdca >lookup: e->start_ip_offset = fffffffffffffcd4 >_ULx86_64_dwarf_search_unwind_table: ip=0x400788, start_ip=0xfffffffffffffcd4 >_ULx86_64_dwarf_search_unwind_table: e->fde_offset = ffffffffffffffe4, segbase = 400a8c, debug_frame_base = 0, fde_addr = 400a70 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE @ 0x400a70 >_ULx86_64_dwarf_extract_proc_info_from_fde: looking for CIE at address 400a58 >parse_cie: CIE parsed OK, augmentation = "zR", handler=0x0 >_ULx86_64_dwarf_extract_proc_info_from_fde: FDE covers IP 0x400760-0x40078a, LSDA=0x0 >_ULx86_64_fetch_frame: fetch frame ip=0x400789 cfa=0x7fffed064870 format=0 >run_cfi_program: CFA_def_cfa r7+0x8 >run_cfi_program: CFA_offset r16 at cfa+0xfffffffffffffff8 >run_cfi_program: CFA_undefined r16 >_ULx86_64_cache_frame: cache frame ip=0x400789 cfa=0x7fffed064870 format=0 >_ULx86_64_reuse_frame: reuse frame ip=0x400789 cfa=0x7fffed064870 format=0 addr=0x0 offset=+0 apply_reg_state:818: SETTING IP TO ZERO >_ULx86_64_dwarf_step: returning 1 >_ULx86_64_step: returning 1 >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x0000000000000000, cfa=0x00007fffed064878) >_ULx86_64_dwarf_find_proc_info: looking for IP=0xffffffffffffffff >_ULx86_64_dwarf_callback: checking , base=0x0) >_ULx86_64_dwarf_callback: checking linux-vdso.so.1, base=0x7fffed135000) >_ULx86_64_dwarf_callback: checking /home/milian/projects/libunwind/src/.libs/libunwind.so.8, base=0x7fbf607a1000) >_ULx86_64_dwarf_callback: checking /usr/lib/libstdc++.so.6, base=0x7fbf60295000) >_ULx86_64_dwarf_callback: checking /usr/lib/libm.so.6, base=0x7fbf5ff91000) >_ULx86_64_dwarf_callback: checking /usr/lib/libgcc_s.so.1, base=0x7fbf5fd7b000) >_ULx86_64_dwarf_callback: checking /usr/lib/libc.so.6, base=0x7fbf5f9cd000) >_ULx86_64_dwarf_callback: checking /lib64/ld-linux-x86-64.so.2, base=0x7fbf605a4000) >_ULx86_64_dwarf_callback: checking /usr/lib/liblzma.so.5, base=0x7fbf5f7aa000) >_ULx86_64_dwarf_callback: checking /usr/lib/libpthread.so.0, base=0x7fbf5f58c000) >_ULx86_64_dwarf_find_proc_info: IP=0xffffffffffffffff not found >_ULx86_64_dwarf_step: returning -10 >_ULx86_64_step: dwarf_step() failed (ret=-10), trying frame-chain >_ULx86_64_step: NULL %rbp loc, returning 0 trace size: 4 0x400885 0x7fbf5f9ed000 0x400789 (nil) >_ULx86_64_init_local: (cursor=0x7fffed063b50) >_ULx86_64_tdep_trace: begin ip 0x7fbf607a535a cfa 0x7fffed0636f0 >trace_cache_get: using cache 0x7fbf6079efe0 >_ULx86_64_tdep_trace: depth 0 cfa 0x7fffed0636f0 rip 0x7fbf607a5359 rsp 0x7fffed0636f0 rbp 0x7fffed0647a0 >trace_lookup: found address after 0 steps >_ULx86_64_tdep_trace: frame va 7fbf607a5359 type 0 last 0 cfa rsp+0 rbp @ cfa-1 rsp @ cfa-1 >_ULx86_64_tdep_trace: new cfa 0x7fffed0636f0 rip 0x7fbf607a5359 rsp 0x7fffed0636f0 rbp 0x7fffed0647a0 >_ULx86_64_tdep_trace: returning -5, depth 0 >_ULx86_64_init_local: (cursor=0x7fffed063f50) >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x00007fbf607a5b7a, cfa=0x00007fffed0636f0) >_ULx86_64_reuse_frame: reuse frame ip=0x7fbf607a5b7a cfa=0x7fffed0636f0 format=0 addr=0x0 offset=+0 >_ULx86_64_dwarf_step: returning 1 >_ULx86_64_step: returning 1 >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x0000000000400885, cfa=0x00007fffed064390) >_ULx86_64_reuse_frame: reuse frame ip=0x400885 cfa=0x7fffed064390 format=0 addr=0x0 offset=+0 >_ULx86_64_dwarf_step: returning 1 >_ULx86_64_step: returning 1 >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x00007fbf5f9ed000, cfa=0x00007fffed0647b0) >_ULx86_64_reuse_frame: reuse frame ip=0x7fbf5f9ed000 cfa=0x7fffed0647b0 format=0 addr=0x0 offset=+0 >_ULx86_64_dwarf_step: returning 1 >_ULx86_64_step: returning 1 >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x0000000000400789, cfa=0x00007fffed064870) >_ULx86_64_reuse_frame: reuse frame ip=0x400789 cfa=0x7fffed064870 format=0 addr=0x0 offset=+0 apply_reg_state:818: SETTING IP TO ZERO >_ULx86_64_dwarf_step: returning 1 >_ULx86_64_step: returning 1 >_ULx86_64_step: (cursor=0x7fffed063f50, ip=0x0000000000000000, cfa=0x00007fffed064878) >_ULx86_64_dwarf_find_proc_info: looking for IP=0xffffffffffffffff >_ULx86_64_dwarf_callback: checking , base=0x0) >_ULx86_64_dwarf_callback: checking linux-vdso.so.1, base=0x7fffed135000) >_ULx86_64_dwarf_callback: checking /home/milian/projects/libunwind/src/.libs/libunwind.so.8, base=0x7fbf607a1000) >_ULx86_64_dwarf_callback: checking /usr/lib/libstdc++.so.6, base=0x7fbf60295000) >_ULx86_64_dwarf_callback: checking /usr/lib/libm.so.6, base=0x7fbf5ff91000) >_ULx86_64_dwarf_callback: checking /usr/lib/libgcc_s.so.1, base=0x7fbf5fd7b000) >_ULx86_64_dwarf_callback: checking /usr/lib/libc.so.6, base=0x7fbf5f9cd000) >_ULx86_64_dwarf_callback: checking /lib64/ld-linux-x86-64.so.2, base=0x7fbf605a4000) >_ULx86_64_dwarf_callback: checking /usr/lib/liblzma.so.5, base=0x7fbf5f7aa000) >_ULx86_64_dwarf_callback: checking /usr/lib/libpthread.so.0, base=0x7fbf5f58c000) >_ULx86_64_dwarf_find_proc_info: IP=0xffffffffffffffff not found >_ULx86_64_dwarf_step: returning -10 >_ULx86_64_step: dwarf_step() failed (ret=-10), trying frame-chain >_ULx86_64_step: NULL %rbp loc, returning 0 trace size: 4 0x400885 0x7fbf5f9ed000 0x400789 (nil)