Starting program: /usr/bin/php -dzend_extension=/usr/lib/php/20190902/xdebug.so -dxdebug.mode=debug,develop -dxdebug.start_with_request=yes tests/testcase.php
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".

Program received signal SIGABRT, Aborted.
__GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
50	../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
        set = {__val = {0, 140737310997216, 93824999630352, 140737354006919, 1, 0, 140737346882752, 93824992275440, 
            140737488332160, 140737354038318, 140737308000344, 3, 140737308005504, 140737308000256, 93824999636328, 
            140737308000320}}
        pid = <optimized out>
        tid = <optimized out>
        ret = <optimized out>
#1  0x00007ffff764d859 in __GI_abort () at abort.c:79
        save_stage = 1
        act = {__sigaction_handler = {sa_handler = 0x0, sa_sigaction = 0x0}, sa_mask = {__val = {93824997250000, 
              93824997251776, 6, 0, 0, 0, 0, 0, 93824995210752, 0, 93824995210752, 0, 0, 0, 0, 0}}, sa_flags = 0, 
          sa_restorer = 0x0}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007ffff76b83ee in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7ffff77e2285 "%s\n")
    at ../sysdeps/posix/libc_fatal.c:155
        ap = {{gp_offset = 24, fp_offset = 4294967295, overflow_arg_area = 0x7fffffffa510, 
            reg_save_area = 0x7fffffffa4a0}}
        fd = <optimized out>
        list = <optimized out>
        nlist = <optimized out>
        cp = <optimized out>
#3  0x00007ffff76c047c in malloc_printerr (str=str@entry=0x7ffff77e4690 "double free or corruption (!prev)")
    at malloc.c:5347
No locals.
#4  0x00007ffff76c212c in _int_free (av=0x7ffff7813b80 <main_arena>, p=0x555555c63e80, have_lock=<optimized out>)
    at malloc.c:4317
        size = 2224
        fb = <optimized out>
        nextchunk = 0x555555c64730
        nextsize = <optimized out>
        nextinuse = <optimized out>
        prevsize = <optimized out>
        bck = <optimized out>
        fwd = <optimized out>
        __PRETTY_FUNCTION__ = "_int_free"
#5  0x00007ffff569d56e in function_stack_entry_dtor (elem=0x555555c62610) at /tmp/pear/temp/xdebug/src/base/base.c:129
        i = <optimized out>
        e = 0x555555c62610
#6  0x00007ffff569ed60 in xdebug_vector_pop (v=0x555555c60b10) at /tmp/pear/temp/xdebug/src/lib/vector.h:64
No locals.
#7  xdebug_execute_internal (current_execute_data=<optimized out>, return_value=0x7fffffffa660) at /tmp/pear/temp/xdebug/src/base/base.c:920
        edata = <optimized out>
        fse = 0x555555c62610
        function_nr = 2
        function_call_traced = <optimized out>
        restore_error_handler_situation = 0
        tmp_error_cb = 0x0
#8  0x00005555558801e0 in execute_ex ()
No symbol table info available.
#9  0x00007ffff569e57b in xdebug_execute_ex (execute_data=0x7ffff5413020) at /tmp/pear/temp/xdebug/src/base/base.c:783
        op_array = 0x7ffff547e500
        edata = <optimized out>
        fse = 0x555555c62550
        function_nr = 0
        code_coverage_function_name = 0x0
        code_coverage_filename = 0x0
        code_coverage_init = 0
#10 0x000055555588314b in zend_execute ()
No symbol table info available.
#11 0x00005555557fa1ec in zend_execute_scripts ()
No symbol table info available.
#12 0x0000555555799ed0 in php_execute_script ()
No symbol table info available.
#13 0x0000555555885282 in ?? ()
No symbol table info available.
#14 0x0000555555661938 in ?? ()
No symbol table info available.
#15 0x00007ffff764f0b3 in __libc_start_main (main=0x555555661530, argc=5, argv=0x7fffffffe088, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fffffffe078) at ../csu/libc-start.c:308
        self = <optimized out>
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {93824995615712, 1032218154151072225, 93824993335984, 140737488347264, 0, 0, -1032218155216121375, -1032236665173945887}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x5, 0x7fffffffe088}, data = {prev = 0x0, cleanup = 0x0, canceltype = 5}}}
        not_first_call = <optimized out>
#16 0x0000555555661ade in _start ()
No symbol table info available.