#0 __strrchr_sse2 () at ../sysdeps/x86_64/multiarch/../strrchr.S:32 No locals. #1 0x0000560c12a25348 in ?? () No symbol table info available. #2 0x00007fe7fb7961c1 in __libc_start_main (main=0x560c12a24bb0, argc=3, argv=0x7fffb50bb2c8, init=, fini=, rtld_fini=, stack_end=0x7fffb50bb2b8) at ../csu/libc-start.c:308 result = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -3974629375263187933, 94609852228992, 140736230830784, 0, 0, -7264296344635122653, -7277654185220711389}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7fffb50bb2e8, 0x7fe7fbf8c150}, data = {prev = 0x0, cleanup = 0x0, canceltype = -1257524504}}} not_first_call = #3 0x0000560c12a265aa in ?? () No symbol table info available.