Assertion 'JERRY_CONTEXT (jmem_heap_allocated_size) == 0' failed in jmem_heap_allocated_size

[renatahodovan]

Jerry version:

Checked revision: 678fcb20
Build command: ./tools/build.py --clean --debug --error-messages=on

OS:

Ubuntu 17.10

Test case:

null[1] = 'abcd'; 

Backtrace:

Script Error: TypeError: Cannot set property '1' of null
ICE: Assertion 'JERRY_CONTEXT (jmem_heap_allocated_size) == 0' failed at jerryscript/jerry-core/jmem/jmem-heap.c(jmem_heap_finalize):181.
Error: ERR_FAILED_INTERNAL_ASSERTION

Program received signal SIGABRT, Aborted.
0x00000000004760d8 in syscall_2 () at jerryscript/jerry-libc/target/posix/jerry-asm.S:59
59	  SYSCALL_2
(gdb) bt
#0  0x00000000004760d8 in syscall_2 () at jerryscript/jerry-libc/target/posix/jerry-asm.S:59
#1  0x000000000040de02 in raise (sig=6) at jerryscript/jerry-libc/target/posix/jerry-libc-target.c:95
#2  0x000000000040ddd4 in abort () at jerryscript/jerry-libc/target/posix/jerry-libc-target.c:81
#3  0x000000000040712d in jerry_port_fatal (code=ERR_FAILED_INTERNAL_ASSERTION)
    at jerryscript/jerry-port/default/default-fatal.c:71
#4  0x0000000000448394 in jerry_fatal (code=ERR_FAILED_INTERNAL_ASSERTION) at jerryscript/jerry-core/jrt/jrt-fatals.c:58
#5  0x00000000004483e6 in jerry_assert_fail (assertion=0x47e638 "JERRY_CONTEXT (jmem_heap_allocated_size) == 0", 
    file=0x47e5c0 "jerryscript/jerry-core/jmem/jmem-heap.c", 
    function=0x488400 <__func__.3116.lto_priv.382> "jmem_heap_finalize", line=181)
    at jerryscript/jerry-core/jrt/jrt-fatals.c:82
#6  0x00000000004479ab in jmem_heap_finalize () at jerryscript/jerry-core/jmem/jmem-heap.c:181
#7  0x0000000000447620 in jmem_finalize () at jerryscript/jerry-core/jmem/jmem-allocator.c:51
#8  0x00000000004661da in jerry_cleanup () at jerryscript/jerry-core/api/jerry.c:220
#9  0x00000000004655be in main (argc=3, argv=0x7fffffffdf68) at jerryscript/jerry-main/main-unix.c:911

^{Found by Fuzzinator with grammarinator.}

[renatahodovan]

Note: the failure only happens if the error-messages are enabled (--error-messages=on).