008+ prompt> ASAN:SIGSEGV
009+ =================================================================
010+ ==7366==ERROR: AddressSanitizer: SEGV on unknown address 0x7fa8b5a20030 (pc 0x000004d65efb bp 0x7ffd81c25e90 sp 0x7ffd81c24e20 T0)
011+ #0 0x4d65efa (/opt/php-src/sapi/phpdbg/phpdbg+0x4d65efa)
012+ #1 0x4fc2d0e (/opt/php-src/sapi/phpdbg/phpdbg+0x4fc2d0e)
013+ #2 0x524d60c (/opt/php-src/sapi/phpdbg/phpdbg+0x524d60c)
008- prompt> [Breaking on watchpoint $a[]]
009- 1 elements were added to the array
010- >00009:
011- prompt> [$a[] has been removed, removing watchpoint]
012- [Script ended normally]
013- prompt>
014+ #3 0x451627e (/opt/php-src/sapi/phpdbg/phpdbg+0x451627e)
015+ #4 0x52155ba (/opt/php-src/sapi/phpdbg/phpdbg+0x52155ba)
016+ #5 0x531c7e3 (/opt/php-src/sapi/phpdbg/phpdbg+0x531c7e3)
017+ #6 0x531b590 (/opt/php-src/sapi/phpdbg/phpdbg+0x531b590)
018+ #7 0x523a5d7 (/opt/php-src/sapi/phpdbg/phpdbg+0x523a5d7)
019+ #8 0x51aff9e (/opt/php-src/sapi/phpdbg/phpdbg+0x51aff9e)
020+ #9 0x7fa8ba91482f (/lib/x86_64-linux-gnu/libc.so.6+0x2082f)
021+ #10 0x45a5f8 (/opt/php-src/sapi/phpdbg/phpdbg+0x45a5f8)
022+
023+ AddressSanitizer can not provide additional info.
024+ ==7366==ABORTING