/export/starexec/sandbox2/solver/bin/starexec_run_c /export/starexec/sandbox2/benchmark/theBenchmark.c /export/starexec/sandbox2/output/output_files


--------------------------------------------------------------------------------


NO
proof of /export/starexec/sandbox2/benchmark/theBenchmark.c
# AProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty


Termination of the given C Problem could be disproven:

(0) C Problem
(1) CToIRSProof [EQUIVALENT, 76 ms]
(2) IntTRS
(3) IRS2T2 [EQUIVALENT, 0 ms]
(4) T2IntSys
(5) T2 [COMPLETE, 1550 ms]
(6) NO


----------------------------------------

(0)
Obligation:
c file /export/starexec/sandbox2/benchmark/theBenchmark.c
----------------------------------------

(1) CToIRSProof (EQUIVALENT)
Parsed C Integer Program as IRS.
----------------------------------------

(2)
Obligation:
Rules:
f1(x, y, tmp, xtmp) -> f2(x_1, y, tmp, xtmp) :|: TRUE
f2(x1, x2, x3, x4) -> f3(x1, x5, x3, x4) :|: TRUE
f4(x6, x7, x8, x9) -> f5(x6, x7, x7, x9) :|: TRUE
f5(x10, x11, x12, x13) -> f6(x10, x11, x12, x10) :|: TRUE
f7(x14, x15, x16, x17) -> f10(x14, 0, x16, x17) :|: TRUE
f11(x18, x19, x20, x21) -> f14(x18, 0, x20, x21) :|: TRUE
f15(x22, x23, x24, x25) -> f16(x22, x23, x24, arith) :|: TRUE && arith = x25 - x23
f12(x26, x27, x28, x29) -> f15(x26, x27, x28, x29) :|: x29 > x27
f16(x30, x31, x32, x33) -> f12(x30, x31, x32, x33) :|: TRUE
f12(x34, x35, x36, x37) -> f17(x34, x35, x36, x37) :|: x37 <= x35
f8(x38, x39, x40, x41) -> f11(x38, x39, x40, x41) :|: x38 = x39
f8(x42, x43, x44, x45) -> f12(x42, x43, x44, x45) :|: x42 < x43
f8(x90, x91, x92, x93) -> f12(x90, x91, x92, x93) :|: x90 > x91
f14(x46, x47, x48, x49) -> f13(x46, x47, x48, x49) :|: TRUE
f17(x50, x51, x52, x53) -> f13(x50, x51, x52, x53) :|: TRUE
f6(x54, x55, x56, x57) -> f7(x54, x55, x56, x57) :|: x54 <= 0
f6(x94, x95, x96, x97) -> f7(x94, x95, x96, x97) :|: x95 <= 0
f6(x58, x59, x60, x61) -> f8(x58, x59, x60, x61) :|: x58 > 0 && x59 > 0
f10(x62, x63, x64, x65) -> f9(x62, x63, x64, x65) :|: TRUE
f13(x66, x67, x68, x69) -> f9(x66, x67, x68, x69) :|: TRUE
f9(x70, x71, x72, x73) -> f18(x70, x73, x72, x73) :|: TRUE
f18(x74, x75, x76, x77) -> f19(x76, x75, x76, x77) :|: TRUE
f3(x78, x79, x80, x81) -> f4(x78, x79, x80, x81) :|: x79 < 0
f3(x98, x99, x100, x101) -> f4(x98, x99, x100, x101) :|: x99 > 0
f19(x82, x83, x84, x85) -> f3(x82, x83, x84, x85) :|: TRUE
f3(x86, x87, x88, x89) -> f20(x86, x87, x88, x89) :|: x87 = 0
Start term: f1(x, y, tmp, xtmp)

----------------------------------------

(3) IRS2T2 (EQUIVALENT)
Transformed input IRS into an integer transition system.Used the following mapping from defined symbols to location IDs:

   (f1_4,1)
   (f2_4,2)
   (f3_4,3)
   (f4_4,4)
   (f5_4,5)
   (f6_4,6)
   (f7_4,7)
   (f10_4,8)
   (f11_4,9)
   (f14_4,10)
   (f15_4,11)
   (f16_4,12)
   (f12_4,13)
   (f17_4,14)
   (f8_4,15)
   (f13_4,16)
   (f9_4,17)
   (f18_4,18)
   (f19_4,19)
   (f20_4,20)

----------------------------------------

(4)
Obligation:
START: 1;

FROM: 1;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
oldX4 := nondet();
assume(0 = 0);
x0 := oldX4;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 2;

FROM: 2;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
oldX4 := nondet();
assume(0 = 0);
x0 := oldX0;
x1 := oldX4;
x2 := oldX2;
x3 := oldX3;
TO: 3;

FROM: 4;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX1;
x3 := oldX3;
TO: 5;

FROM: 5;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX0;
TO: 6;

FROM: 7;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := 0;
x2 := oldX2;
x3 := oldX3;
TO: 8;

FROM: 9;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := 0;
x2 := oldX2;
x3 := oldX3;
TO: 10;

FROM: 11;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
oldX4 := -(oldX1 - oldX3);
assume(0 = 0 && oldX4 = oldX3 - oldX1);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := -(oldX1 - oldX3);
TO: 12;

FROM: 13;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX3 > oldX1);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 11;

FROM: 12;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 13;

FROM: 13;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX3 <= oldX1);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 14;

FROM: 15;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX0 = oldX1);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 9;

FROM: 15;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX0 < oldX1);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 13;

FROM: 15;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX0 > oldX1);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 13;

FROM: 10;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 16;

FROM: 14;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 16;

FROM: 6;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX0 <= 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 7;

FROM: 6;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX1 <= 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 7;

FROM: 6;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX0 > 0 && oldX1 > 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 15;

FROM: 8;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 17;

FROM: 16;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 17;

FROM: 17;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := oldX3;
x2 := oldX2;
x3 := oldX3;
TO: 18;

FROM: 18;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX2;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 19;

FROM: 3;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX1 < 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 4;

FROM: 3;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX1 > 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 4;

FROM: 19;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(0 = 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 3;

FROM: 3;
oldX0 := x0;
oldX1 := x1;
oldX2 := x2;
oldX3 := x3;
assume(oldX1 = 0);
x0 := oldX0;
x1 := oldX1;
x2 := oldX2;
x3 := oldX3;
TO: 20;


----------------------------------------

(5) T2 (COMPLETE)
Found this recurrent set for cutpoint 13: oldX0 == 1 and oldX1 == 1 and oldX4 == 1 and x0 == 1 and x1 == 1 and x2 == 1 and x3 == 1

----------------------------------------

(6)
NO