	.file	"666834.c"
	.intel_syntax noprefix
	.text
	.globl	c
	.bss
	.align 4
	.type	c, @object
	.size	c, 4
c:
	.zero	4
	.text
	.type	append, @function
append:
.LFB6:
	.cfi_startproc
	endbr64
	push	rbp
	.cfi_def_cfa_offset 16
	.cfi_offset 6, -16
	mov	rbp, rsp
	.cfi_def_cfa_register 6
	sub	rsp, 32
	mov	QWORD PTR -24[rbp], rdi
	mov	eax, DWORD PTR c[rip]
	add	eax, 1
	mov	DWORD PTR c[rip], eax
	mov	edi, 16
	call	malloc@PLT
	mov	QWORD PTR -8[rbp], rax
	mov	rax, QWORD PTR -24[rbp]
	mov	rdx, QWORD PTR [rax]
	mov	rax, QWORD PTR -8[rbp]
	mov	QWORD PTR [rax], rdx
	mov	rax, QWORD PTR -8[rbp]
	mov	rax, QWORD PTR [rax]
	test	rax, rax
	je	.L2
	mov	rax, QWORD PTR -8[rbp]
	mov	rax, QWORD PTR [rax]
	mov	rax, QWORD PTR 8[rax]
	jmp	.L3
.L2:
	mov	edi, 16
	call	malloc@PLT
.L3:
	mov	rdx, QWORD PTR -8[rbp]
	mov	QWORD PTR 8[rdx], rax
	mov	rax, QWORD PTR -24[rbp]
	mov	rdx, QWORD PTR -8[rbp]
	mov	QWORD PTR [rax], rdx
	nop
	leave
	.cfi_def_cfa 7, 8
	ret
	.cfi_endproc
.LFE6:
	.size	append, .-append
	.globl	main
	.type	main, @function
main:
.LFB7:
	.cfi_startproc
	endbr64
	push	rbp
	.cfi_def_cfa_offset 16
	.cfi_offset 6, -16
	mov	rbp, rsp
	.cfi_def_cfa_register 6
	sub	rsp, 48
	mov	rax, QWORD PTR fs:40
	mov	QWORD PTR -8[rbp], rax
	xor	eax, eax
	mov	QWORD PTR -32[rbp], 0
	mov	DWORD PTR -36[rbp], 0
.L6:
	lea	rax, -32[rbp]
	mov	rdi, rax
	call	append
	add	DWORD PTR -36[rbp], 1
	call	__VERIFIER_nondet_int@PLT
	test	eax, eax
	je	.L5
	mov	eax, DWORD PTR c[rip]
	cmp	eax, 19
	jle	.L6
.L5:
	cmp	DWORD PTR -36[rbp], 0
	jle	.L9
	cmp	DWORD PTR -36[rbp], 0
	jns	.L8
	mov	rax, QWORD PTR -32[rbp]
	mov	rax, QWORD PTR 8[rax]
	mov	rdi, rax
	call	free@PLT
.L8:
	mov	rax, QWORD PTR -32[rbp]
	mov	rax, QWORD PTR [rax]
	mov	QWORD PTR -24[rbp], rax
	mov	rax, QWORD PTR -32[rbp]
	mov	rdi, rax
	call	free@PLT
	mov	rax, QWORD PTR -24[rbp]
	mov	QWORD PTR -32[rbp], rax
	sub	DWORD PTR -36[rbp], 1
	jmp	.L9
.L10:
	mov	rax, QWORD PTR -32[rbp]
	mov	rax, QWORD PTR [rax]
	mov	QWORD PTR -16[rbp], rax
	mov	rax, QWORD PTR -32[rbp]
	mov	rdi, rax
	call	free@PLT
	mov	rax, QWORD PTR -16[rbp]
	mov	QWORD PTR -32[rbp], rax
	sub	DWORD PTR -36[rbp], 1
.L9:
	cmp	DWORD PTR -36[rbp], 0
	jg	.L10
	mov	eax, 0
	mov	rdx, QWORD PTR -8[rbp]
	sub	rdx, QWORD PTR fs:40
	je	.L12
	call	__stack_chk_fail@PLT
.L12:
	leave
	.cfi_def_cfa 7, 8
	ret
	.cfi_endproc
.LFE7:
	.size	main, .-main
	.ident	"GCC: (Ubuntu 10.5.0-1ubuntu1~20.04) 10.5.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	 1f - 0f
	.long	 4f - 1f
	.long	 5
0:
	.string	 "GNU"
1:
	.align 8
	.long	 0xc0000002
	.long	 3f - 2f
2:
	.long	 0x3
3:
	.align 8
4:

	.arch armv5t
	.eabi_attribute 20, 1
	.eabi_attribute 21, 1
	.eabi_attribute 23, 3
	.eabi_attribute 24, 1
	.eabi_attribute 25, 1
	.eabi_attribute 26, 2
	.eabi_attribute 30, 6
	.eabi_attribute 34, 0
	.eabi_attribute 18, 4
	.file	"666834.c"
	.text
	.global	c
	.bss
	.align	2
	.type	c, %object
	.size	c, 4
c:
	.space	4
	.text
	.align	2
	.syntax unified
	.arm
	.fpu softvfp
	.type	append, %function
append:
	@ args = 0, pretend = 0, frame = 16
	@ frame_needed = 1, uses_anonymous_args = 0
	push	{fp, lr}
	add	fp, sp, #4
	sub	sp, sp, #16
	str	r0, [fp, #-16]
	ldr	r3, .L4
	ldr	r3, [r3]
	add	r3, r3, #1
	ldr	r2, .L4
	str	r3, [r2]
	mov	r0, #8
	bl	malloc
	mov	r3, r0
	str	r3, [fp, #-8]
	ldr	r3, [fp, #-16]
	ldr	r2, [r3]
	ldr	r3, [fp, #-8]
	str	r2, [r3]
	ldr	r3, [fp, #-8]
	ldr	r3, [r3]
	cmp	r3, #0
	beq	.L2
	ldr	r3, [fp, #-8]
	ldr	r3, [r3]
	ldr	r3, [r3, #4]
	b	.L3
.L2:
	mov	r0, #8
	bl	malloc
	mov	r3, r0
.L3:
	ldr	r2, [fp, #-8]
	str	r3, [r2, #4]
	ldr	r3, [fp, #-16]
	ldr	r2, [fp, #-8]
	str	r2, [r3]
	nop
	sub	sp, fp, #4
	@ sp needed
	pop	{fp, pc}
.L5:
	.align	2
.L4:
	.word	c
	.size	append, .-append
	.section	.rodata
	.align	2
.LC0:
	.word	__stack_chk_guard
	.text
	.align	2
	.global	main
	.syntax unified
	.arm
	.fpu softvfp
	.type	main, %function
main:
	@ args = 0, pretend = 0, frame = 24
	@ frame_needed = 1, uses_anonymous_args = 0
	push	{fp, lr}
	add	fp, sp, #4
	sub	sp, sp, #24
	ldr	r3, .L15
	ldr	r3, [r3]
	str	r3, [fp, #-8]
	mov	r3,#0
	mov	r3, #0
	str	r3, [fp, #-24]
	mov	r3, #0
	str	r3, [fp, #-20]
.L8:
	sub	r3, fp, #24
	mov	r0, r3
	bl	append
	ldr	r3, [fp, #-20]
	add	r3, r3, #1
	str	r3, [fp, #-20]
	bl	__VERIFIER_nondet_int
	mov	r3, r0
	cmp	r3, #0
	beq	.L7
	ldr	r3, .L15+4
	ldr	r3, [r3]
	cmp	r3, #19
	ble	.L8
.L7:
	ldr	r3, [fp, #-20]
	cmp	r3, #0
	ble	.L11
	ldr	r3, [fp, #-20]
	cmp	r3, #0
	bge	.L10
	ldr	r3, [fp, #-24]
	ldr	r3, [r3, #4]
	mov	r0, r3
	bl	free
.L10:
	ldr	r3, [fp, #-24]
	ldr	r3, [r3]
	str	r3, [fp, #-16]
	ldr	r3, [fp, #-24]
	mov	r0, r3
	bl	free
	ldr	r3, [fp, #-16]
	str	r3, [fp, #-24]
	ldr	r3, [fp, #-20]
	sub	r3, r3, #1
	str	r3, [fp, #-20]
	b	.L11
.L12:
	ldr	r3, [fp, #-24]
	ldr	r3, [r3]
	str	r3, [fp, #-12]
	ldr	r3, [fp, #-24]
	mov	r0, r3
	bl	free
	ldr	r3, [fp, #-12]
	str	r3, [fp, #-24]
	ldr	r3, [fp, #-20]
	sub	r3, r3, #1
	str	r3, [fp, #-20]
.L11:
	ldr	r3, [fp, #-20]
	cmp	r3, #0
	bgt	.L12
	mov	r3, #0
	ldr	r2, .L15
	ldr	r1, [r2]
	ldr	r2, [fp, #-8]
	eors	r1, r2, r1
	mov	r2, #0
	beq	.L14
	bl	__stack_chk_fail
.L14:
	mov	r0, r3
	sub	sp, fp, #4
	@ sp needed
	pop	{fp, pc}
.L16:
	.align	2
.L15:
	.word	.LC0
	.word	c
	.size	main, .-main
	.ident	"GCC: (Ubuntu 9.4.0-1ubuntu1~20.04.2) 9.4.0"
	.section	.note.GNU-stack,"",%progbits
