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-rw-r--r--tests/results/all.intervals.txt1115
1 files changed, 1115 insertions, 0 deletions
diff --git a/tests/results/all.intervals.txt b/tests/results/all.intervals.txt
new file mode 100644
index 0000000..8e7dd94
--- /dev/null
+++ b/tests/results/all.intervals.txt
@@ -0,0 +1,1115 @@
+sources/0000_noinit_var.c
+
+ 1 int x;
+
+Output: [ x in [-oo;+oo] ]
+
+-------------------------------------
+
+sources/0001_noinit_2var.c
+
+ 1 int x;
+ 2 int y;
+
+Output: [ x in [-oo;+oo], y in [-oo;+oo] ]
+
+-------------------------------------
+
+sources/0002_init_var.c
+
+ 1 int x = 0;
+
+Output: [ x in [0;0] ]
+
+-------------------------------------
+
+sources/0003_init_2var.c
+
+ 1 int x = 0;
+ 2 int y = 1;
+
+Output: [ x in [0;0], y in [1;1] ]
+
+-------------------------------------
+
+sources/0004_init_2var2.c
+
+ 1 int x = 9, y = 12;
+
+Output: [ x in [9;9], y in [12;12] ]
+
+-------------------------------------
+
+sources/0100_print_var.c
+
+ 1 int x = 2;
+ 2 print(x);
+
+sources/0100_print_var.c:2.0-9: [ x in [2;2] ]
+Output: [ x in [2;2] ]
+
+-------------------------------------
+
+sources/0101_print_2var.c
+
+ 1 int x = 3;
+ 2 int y = 15;
+ 3 print(y);
+
+sources/0101_print_2var.c:3.0-9: [ y in [15;15] ]
+Output: [ x in [3;3], y in [15;15] ]
+
+-------------------------------------
+
+sources/0102_print_3var.c
+
+ 1 int x = 3;
+ 2 int y = 15;
+ 3 int z = 99;
+ 4 print(z,x);
+
+sources/0102_print_3var.c:4.0-11: [ z in [99;99], x in [3;3] ]
+Output: [ x in [3;3], y in [15;15], z in [99;99] ]
+
+-------------------------------------
+
+sources/0103_local.c
+
+ 1 int x = 12;
+ 2 {
+ 3 int y = 9;
+ 4 print(x,y);
+ 5 }
+
+sources/0103_local.c:4.2-5.0: [ x in [12;12], y in [9;9] ]
+Output: [ x in [12;12] ]
+
+-------------------------------------
+
+sources/0200_assign_cst.c
+
+ 1 int x;
+ 2 print(x);
+ 3 x = 12;
+ 4 print(x);
+ 5 x = 15;
+ 6 print(x);
+
+sources/0200_assign_cst.c:2.0-9: [ x in [-oo;+oo] ]
+sources/0200_assign_cst.c:4.0-9: [ x in [12;12] ]
+sources/0200_assign_cst.c:6.0-9: [ x in [15;15] ]
+Output: [ x in [15;15] ]
+
+-------------------------------------
+
+sources/0201_assign_cst2.c
+
+ 1 int x, y;
+ 2 print(x,y);
+ 3 x = 12;
+ 4 print(x,y);
+ 5 y = 15;
+ 6 x = 99;
+ 7 print(x,y);
+
+sources/0201_assign_cst2.c:2.0-11: [ x in [-oo;+oo], y in [-oo;+oo] ]
+sources/0201_assign_cst2.c:4.0-11: [ x in [12;12], y in [-oo;+oo] ]
+sources/0201_assign_cst2.c:7.0-11: [ x in [99;99], y in [15;15] ]
+Output: [ x in [99;99], y in [15;15] ]
+
+-------------------------------------
+
+sources/0202_assign_expr.c
+
+ 1 int x;
+ 2 x = 2 + 2;
+
+Output: [ x in [4;4] ]
+
+-------------------------------------
+
+sources/0203_assign_expr2.c
+
+ 1 int x,y;
+ 2 x = 12;
+ 3 y = 16;
+ 4 x = x + y + 2;
+ 5 print(x);
+
+sources/0203_assign_expr2.c:5.0-9: [ x in [30;30] ]
+Output: [ x in [30;30], y in [16;16] ]
+
+-------------------------------------
+
+sources/0204_assign_rand.c
+
+ 1 int x;
+ 2 x = rand(1,99);
+ 3 print(x);
+
+sources/0204_assign_rand.c:3.0-9: [ x in [1;99] ]
+Output: [ x in [1;99] ]
+
+-------------------------------------
+
+sources/0205_assign_rand2.c
+
+ 1 int x;
+ 2 x = rand(10,-5);
+ 3 print(x);
+
+sources/0205_assign_rand2.c:3.0-9: bottom
+Output: bottom
+
+-------------------------------------
+
+sources/0206_assign_add.c
+
+ 1 int x;
+ 2 x = 2 + 5;
+
+Output: [ x in [7;7] ]
+
+-------------------------------------
+
+sources/0207_assign_add2.c
+
+ 1 int x;
+ 2 x = rand(1,5) + rand (10,10);
+
+Output: [ x in [11;15] ]
+
+-------------------------------------
+
+sources/0208_assign_add3.c
+
+ 1 int x;
+ 2 x = x + 2;
+
+Output: [ x in [-oo;+oo] ]
+
+-------------------------------------
+
+sources/0209_assign_neg.c
+
+ 1 int x;
+ 2 x = -9;
+
+Output: [ x in [-9;-9] ]
+
+-------------------------------------
+
+sources/0210_assign_neg2.c
+
+ 1 int x;
+ 2 x = -rand(-1,10);
+ 3
+
+Output: [ x in [-10;1] ]
+
+-------------------------------------
+
+sources/0211_assign_sub.c
+
+ 1 int x;
+ 2 x = 999 - 1;
+
+Output: [ x in [998;998] ]
+
+-------------------------------------
+
+sources/0212_assign_sub2.c
+
+ 1 int x;
+ 2 x = rand(1,10) - rand(2,3);
+
+Output: [ x in [-2;8] ]
+
+-------------------------------------
+
+sources/0213_assign_mul.c
+
+ 1 int x;
+ 2 x = 5 * 8;
+
+Output: [ x in [40;40] ]
+
+-------------------------------------
+
+sources/0214_assign_mul2.c
+
+ 1 int x;
+ 2 x = rand(1,3) * rand(2,9);
+
+Output: [ x in [2;27] ]
+
+-------------------------------------
+
+sources/0215_assign_mul3.c
+
+ 1 int x;
+ 2 x = rand(-5,3) * rand(-1,10);
+
+Output: [ x in [-50;30] ]
+
+-------------------------------------
+
+sources/0216_assign_mul4.c
+
+ 1 int x;
+ 2 x = x * 0;
+
+Output: [ x in [0;0] ]
+
+-------------------------------------
+
+sources/0217_assign_copy.c
+
+ 1 int x;
+ 2 int y;
+ 3 x = 12;
+ 4 y = x;
+ 5 print(y);
+
+sources/0217_assign_copy.c:5.0-9: [ y in [12;12] ]
+Output: [ x in [12;12], y in [12;12] ]
+
+-------------------------------------
+
+sources/0218_assign_rel.c
+
+ 1 int x;
+ 2 int y;
+ 3 x = 15;
+ 4 y = x + 2;
+ 5 print(y);
+
+sources/0218_assign_rel.c:5.0-9: [ y in [17;17] ]
+Output: [ x in [15;15], y in [17;17] ]
+
+-------------------------------------
+
+sources/0219_assign_rel2.c
+
+ 1 int x = rand(1,5);
+ 2 int y = rand(2,10);
+ 3 int z = x + 2*y;
+
+Output: [ x in [1;5], y in [2;10], z in [5;25] ]
+
+-------------------------------------
+
+sources/0300_if_true.c
+
+ 1 int x = 1;
+ 2 if (1 <= 2) x = 9;
+
+Output: [ x in [9;9] ]
+
+-------------------------------------
+
+sources/0301_if_false.c
+
+ 1 int x = 1;
+ 2 if (1 >= 2) x = 9;
+
+Output: [ x in [1;1] ]
+
+-------------------------------------
+
+sources/0302_if_both.c
+
+ 1 int x = 1;
+ 2 if (rand(0,1) == 0) x = 9;
+
+Output: [ x in [1;9] ]
+
+-------------------------------------
+
+sources/0303_if_else_true.c
+
+ 1 int x = 1;
+ 2 if (1 <= 2) x = 5; else x = 10;
+
+Output: [ x in [5;5] ]
+
+-------------------------------------
+
+sources/0304_if_else_false.c
+
+ 1 int x = 1;
+ 2 if (1 >= 2) x = 5; else x = 10;
+
+Output: [ x in [10;10] ]
+
+-------------------------------------
+
+sources/0305_if_else_both.c
+
+ 1 int x = 1;
+ 2 if (rand(0,1) == 0) x = 5; else x = 10;
+
+Output: [ x in [5;10] ]
+
+-------------------------------------
+
+sources/0306_if_rel.c
+
+ 1 int x,y;
+ 2 if (rand(0,1) == 0) { x = 1; y = 3; }
+ 3 else { x = 2; y = 1; }
+
+Output: [ x in [1;2], y in [1;3] ]
+
+-------------------------------------
+
+sources/0307_if_var.c
+
+ 1 int x = rand(-10,20);
+ 2 if (x >= 0) { print(x); }
+ 3 else { print(x); }
+
+sources/0307_if_var.c:2.14-24: [ x in [0;20] ]
+sources/0307_if_var.c:3.7-17: [ x in [-10;-1] ]
+Output: [ x in [-10;20] ]
+
+-------------------------------------
+
+sources/0308_if_var2.c
+
+ 1 int x = rand(-20,10);
+ 2 if (x < 2) x = -x;
+
+Output: [ x in [-1;20] ]
+
+-------------------------------------
+
+sources/0309_if_var_rel.c
+
+ 1 int x = rand(-10,25);
+ 2 int y = rand(-15,20);
+ 3 if (x >= y) x = y;
+
+Output: [ x in [-15;20], y in [-15;20] ]
+
+-------------------------------------
+
+sources/0310_cmp_le.c
+
+ 1 int x = rand(10,20);
+ 2 int y = rand(15,30);
+ 3 if (x <= y) print(x,y);
+
+sources/0310_cmp_le.c:3.11-23: [ x in [10;20], y in [15;30] ]
+Output: [ x in [10;20], y in [15;30] ]
+
+-------------------------------------
+
+sources/0311_cmp_le2.c
+
+ 1 int x = rand(10,20);
+ 2 int y = rand(8,17);
+ 3 if (x <= y) print(x,y);
+
+sources/0311_cmp_le2.c:3.11-23: [ x in [10;17], y in [10;17] ]
+Output: [ x in [10;20], y in [8;17] ]
+
+-------------------------------------
+
+sources/0312_cmp_le3.c
+
+ 1 int y = rand(10,20);
+ 2 int x = rand(30,55);
+ 3 if (x <= y) print(x);
+
+sources/0312_cmp_le3.c:3.11-21: bottom
+Output: [ x in [30;55], y in [10;20] ]
+
+-------------------------------------
+
+sources/0313_cmp_lt.c
+
+ 1 int x = rand(10,20);
+ 2 int y = rand(5,15);
+ 3 if (x < y) print(x,y);
+
+sources/0313_cmp_lt.c:3.10-22: [ x in [10;14], y in [11;15] ]
+Output: [ x in [10;20], y in [5;15] ]
+
+-------------------------------------
+
+sources/0314_cmp_ge.c
+
+ 1 int x = rand(10,20);
+ 2 int y = rand(15,30);
+ 3 if (x >= y) print(x,y);
+
+sources/0314_cmp_ge.c:3.11-23: [ x in [15;20], y in [15;20] ]
+Output: [ x in [10;20], y in [15;30] ]
+
+-------------------------------------
+
+sources/0315_cmp_gt.c
+
+ 1 int x = rand(10,20);
+ 2 int y = rand(15,30);
+ 3 if (x > y) print(x,y);
+
+sources/0315_cmp_gt.c:3.10-22: [ x in [16;20], y in [15;19] ]
+Output: [ x in [10;20], y in [15;30] ]
+
+-------------------------------------
+
+sources/0316_cmp_eq.c
+
+ 1 int x = rand(15,30);
+ 2 int y = rand(10,20);
+ 3 if (x == y) print(x,y);
+
+sources/0316_cmp_eq.c:3.11-23: [ x in [15;20], y in [15;20] ]
+Output: [ x in [15;30], y in [10;20] ]
+
+-------------------------------------
+
+sources/0317_cmp_eq2.c
+
+ 1 int x = rand(15,20);
+ 2 int y = rand(25,30);
+ 3 if (x == y) print(x,y);
+
+sources/0317_cmp_eq2.c:3.11-23: bottom
+Output: [ x in [15;20], y in [25;30] ]
+
+-------------------------------------
+
+sources/0318_cmp_ne.c
+
+ 1 int x = rand(10,15);
+ 2 int y = rand(10,15);
+ 3 if (x != y) print(x,y);
+
+sources/0318_cmp_ne.c:3.11-23: [ x in [10;15], y in [10;15] ]
+Output: [ x in [10;15], y in [10;15] ]
+
+-------------------------------------
+
+sources/0319_cmp_ne.c
+
+ 1 int x = rand(10,15);
+ 2 int y = 10;
+ 3 if (x != y) print(x,y);
+
+sources/0319_cmp_ne.c:3.11-23: [ x in [11;15], y in [10;10] ]
+Output: [ x in [10;15], y in [10;10] ]
+
+-------------------------------------
+
+sources/0320_cmp_eq_ne.c
+
+ 1 int x = rand(10,15);
+ 2 int y = 10;
+ 3 if (x == y) print(x,y);
+ 4 else print(x,y);
+ 5
+
+sources/0320_cmp_eq_ne.c:3.11-4.0: [ x in [10;10], y in [10;10] ]
+sources/0320_cmp_eq_ne.c:4.4-16: [ x in [11;15], y in [10;10] ]
+Output: [ x in [10;15], y in [10;10] ]
+
+-------------------------------------
+
+sources/0321_cmp_rel.c
+
+ 1 int x = rand(10,20);
+ 2 int y = x;
+ 3 if (x >= 15) { print(y); }
+
+sources/0321_cmp_rel.c:3.15-25: [ y in [10;20] ]
+Output: [ x in [10;20], y in [10;20] ]
+
+-------------------------------------
+
+sources/0322_if_and.c
+
+ 1 int x = rand(10,20);
+ 2 int y = rand(30,40);
+ 3 if (x>=15 && y>=35) { print(x,y); }
+ 4 else { print(x,y); }
+
+sources/0322_if_and.c:3.22-34: [ x in [15;20], y in [35;40] ]
+sources/0322_if_and.c:4.7-19: [ x in [10;20], y in [30;40] ]
+Output: [ x in [10;20], y in [30;40] ]
+
+-------------------------------------
+
+sources/0323_if_or.c
+
+ 1 int x = rand(10,20);
+ 2 int y = rand(30,40);
+ 3 if (x>=15 || y>=35) { print(x,y); }
+ 4 else { print(x,y); }
+
+sources/0323_if_or.c:3.22-34: [ x in [10;20], y in [30;40] ]
+sources/0323_if_or.c:4.7-19: [ x in [10;14], y in [30;34] ]
+Output: [ x in [10;20], y in [30;40] ]
+
+-------------------------------------
+
+sources/0324_if_not.c
+
+ 1 int x = rand(10,20);
+ 2 int y = rand(30,40);
+ 3 if (!(x>=15) || y>=35) { print(x,y); }
+ 4 else { print(x,y); }
+
+sources/0324_if_not.c:3.25-37: [ x in [10;20], y in [30;40] ]
+sources/0324_if_not.c:4.7-19: [ x in [15;20], y in [30;34] ]
+Output: [ x in [10;20], y in [30;40] ]
+
+-------------------------------------
+
+sources/0325_if_bool.c
+
+ 1 int x = rand(10,20);
+ 2 int y = rand(10,20);
+ 3 if (x<=15 && y>=15 || x>=15 && y<=15) { print(x,y); }
+ 4 else { print(x,y); }
+
+sources/0325_if_bool.c:3.40-52: [ x in [10;20], y in [10;20] ]
+sources/0325_if_bool.c:4.7-19: [ x in [10;20], y in [10;20] ]
+Output: [ x in [10;20], y in [10;20] ]
+
+-------------------------------------
+
+sources/0400_assert_true.c
+
+ 1 int x = 2;
+ 2 assert(x>=1);
+
+Output: [ x in [2;2] ]
+
+-------------------------------------
+
+sources/0401_assert_false.c
+
+ 1 int x = 9;
+ 2 assert (x < 5);
+
+sources/0401_assert_false.c:2.0-15: ERROR: assertion failure
+Output: bottom
+
+-------------------------------------
+
+sources/0402_assert_both.c
+
+ 1 int x = rand (-5,10);
+ 2 assert(x >= 0);
+ 3 assert(x > 0);
+ 4
+
+sources/0402_assert_both.c:2.0-15: ERROR: assertion failure
+sources/0402_assert_both.c:3.0-14: ERROR: assertion failure
+Output: [ x in [1;10] ]
+
+-------------------------------------
+
+sources/0403_assert_both2.c
+
+ 1 int x = rand (-5,10);
+ 2 assert(x > 0);
+ 3 assert(x >= 0);
+
+sources/0403_assert_both2.c:2.0-14: ERROR: assertion failure
+Output: [ x in [1;10] ]
+
+-------------------------------------
+
+sources/0404_assert_rel.c
+
+ 1 int x,y;
+ 2 if (rand(0,1)==0) { x = 1; y = 1; }
+ 3 else { x = 3 ; y = 3; }
+ 4 assert(x==y);
+
+sources/0404_assert_rel.c:4.0-13: ERROR: assertion failure
+Output: [ x in [1;3], y in [1;3] ]
+
+-------------------------------------
+
+sources/0500_loop_count.c
+
+ 1 int x = 0;
+ 2 while (x < 100) {
+ 3 print(x);
+ 4 x = x + 1;
+ 5 }
+
+sources/0500_loop_count.c:3.2-4.2: [ x in [0;0] ]
+sources/0500_loop_count.c:3.2-4.2: [ x in [1;1] ]
+sources/0500_loop_count.c:3.2-4.2: [ x in [2;2] ]
+sources/0500_loop_count.c:3.2-4.2: [ x in [3;99] ]
+Output: [ x in [100;100] ]
+
+-------------------------------------
+
+sources/0501_loop_infinite.c
+
+ 1 int x = 0;
+ 2 while (x < 10) {
+ 3 print(x);
+ 4 }
+
+sources/0501_loop_infinite.c:3.2-4.0: [ x in [0;0] ]
+sources/0501_loop_infinite.c:3.2-4.0: [ x in [0;0] ]
+sources/0501_loop_infinite.c:3.2-4.0: [ x in [0;0] ]
+sources/0501_loop_infinite.c:3.2-4.0: [ x in [0;0] ]
+Output: bottom
+
+-------------------------------------
+
+sources/0502_loop_infinite2.c
+
+ 1 int x = 0;
+ 2 while (x < 100) {
+ 3 print(x);
+ 4 x = x - 1;
+ 5 }
+
+sources/0502_loop_infinite2.c:3.2-4.2: [ x in [0;0] ]
+sources/0502_loop_infinite2.c:3.2-4.2: [ x in [-1;-1] ]
+sources/0502_loop_infinite2.c:3.2-4.2: [ x in [-2;-2] ]
+sources/0502_loop_infinite2.c:3.2-4.2: [ x in [-oo;-3] ]
+Output: bottom
+
+-------------------------------------
+
+sources/0503_loop_nondet.c
+
+ 1 int x = 0;
+ 2 while (rand(0,1) == 0) {
+ 3 print(x);
+ 4 x = x + 1;
+ 5 }
+
+sources/0503_loop_nondet.c:3.2-4.2: [ x in [0;0] ]
+sources/0503_loop_nondet.c:3.2-4.2: [ x in [1;1] ]
+sources/0503_loop_nondet.c:3.2-4.2: [ x in [2;2] ]
+sources/0503_loop_nondet.c:3.2-4.2: [ x in [3;+oo] ]
+Output: [ x in [0;+oo] ]
+
+-------------------------------------
+
+sources/0504_loop_rel.c
+
+ 1 int N = rand(0,1000);
+ 2 int x = 0;
+ 3 while (x < N) {
+ 4 print(x,N);
+ 5 x = x + 1;
+ 6 }
+ 7 assert(x==N);
+
+sources/0504_loop_rel.c:4.2-5.2: [ x in [0;0], N in [1;1000] ]
+sources/0504_loop_rel.c:4.2-5.2: [ x in [1;1], N in [2;1000] ]
+sources/0504_loop_rel.c:4.2-5.2: [ x in [2;2], N in [3;1000] ]
+sources/0504_loop_rel.c:4.2-5.2: [ x in [3;999], N in [4;1000] ]
+sources/0504_loop_rel.c:7.0-13: ERROR: assertion failure
+Output: [ N in [0;1000], x in [0;1000] ]
+
+-------------------------------------
+
+sources/0505_loop_rel2.c
+
+ 1 int N = rand(0,1000);
+ 2 int x = 0;
+ 3 while (x < N) {
+ 4 print(x,N);
+ 5 x = x + rand(0,3);
+ 6 }
+ 7 assert(x>=N && x<N+3);
+
+sources/0505_loop_rel2.c:4.2-5.2: [ x in [0;0], N in [1;1000] ]
+sources/0505_loop_rel2.c:4.2-5.2: [ x in [0;3], N in [1;1000] ]
+sources/0505_loop_rel2.c:4.2-5.2: [ x in [0;6], N in [1;1000] ]
+sources/0505_loop_rel2.c:4.2-5.2: [ x in [0;999], N in [1;1000] ]
+sources/0505_loop_rel2.c:7.0-22: ERROR: assertion failure
+Output: [ N in [0;1000], x in [0;1002] ]
+
+-------------------------------------
+
+sources/0506_loop_limit.c
+
+ 1 int x = 0;
+ 2 while (rand(0,1)==0) {
+ 3 if (x < 10000) x = x + 1;
+ 4 }
+ 5 print(x);
+
+sources/0506_loop_limit.c:5.0-9: [ x in [0;+oo] ]
+Output: [ x in [0;+oo] ]
+
+-------------------------------------
+
+sources/0507_loop_limit2.c
+
+ 1 int x = 0;
+ 2 int N = rand(0,1000);
+ 3 while (rand(0,1)==0) {
+ 4 if (x < N) x = x + 1;
+ 5 }
+ 6 print(x);
+
+sources/0507_loop_limit2.c:6.0-9: [ x in [0;+oo] ]
+Output: [ N in [0;1000], x in [0;+oo] ]
+
+-------------------------------------
+
+sources/0508_loop_init.c
+
+ 1 int init;
+ 2 int x;
+ 3
+ 4 init = 0;
+ 5 while (rand(0,1)==0) {
+ 6 if (init == 0) {
+ 7 x = 0;
+ 8 init = 1;
+ 9 }
+10 else {
+11 x = x + 1;
+12 }
+13 assert(x >= 0);
+14 }
+
+Output: [ init in [0;1], x in [-oo;+oo] ]
+
+-------------------------------------
+
+sources/0509_loop_nested.c
+
+ 1 int i=0, j=0;
+ 2
+ 3 while (i < 1000) {
+ 4 j = 0;
+ 5 while (j < i) {
+ 6 j = j + 1;
+ 7 }
+ 8 i = i + 1;
+ 9 }
+
+Output: [ i in [1000;1000], j in [2;999] ]
+
+-------------------------------------
+
+sources/0510_loop_nested2.c
+
+ 1 int i,j;
+ 2
+ 3 i = 0;
+ 4 while (i < 1000) {
+ 5 j = 0;
+ 6 while (j < i) {
+ 7 j = j + 1;
+ 8 }
+ 9 i = i + 1;
+10 }
+
+Output: [ i in [1000;1000], j in [2;999] ]
+
+-------------------------------------
+
+sources/0600_bubble_sort.c
+
+ 1 // Example from Cousot Habwachs POPL 1978
+ 2
+ 3 // Bubble sort, where array operations are abstracted away
+ 4 // to get a non-deterministic scalar program
+ 5
+ 6 // expected results:
+ 7 // - with polyhedra, no assertion failure (proof of absence of array overflow)
+ 8 // - with intervals, assertion failure
+ 9
+10 int B,J,T;
+11 int N = rand(0,100000); // array size
+12
+13 B = N;
+14 while (B >= 1) {
+15 J = 1;
+16 T = 0;
+17 while (J <= B-1) {
+18
+19 // array bound-check
+20 assert(1 <= J && J <= N);
+21 assert(1 <= (J+1) && (J+1) <= N);
+22
+23 // the non-deterministic test models comparing TAB[J] and TAB[J+1]
+24 if (rand(0,1)==0) {
+25 // where, we would exchange TAB[J] and TAB[J+1];
+26 T = J;
+27 }
+28
+29 J = J + 1;
+30 }
+31 B = T;
+32 }
+
+sources/0600_bubble_sort.c:20.4-21.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:20.4-21.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:20.4-21.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:20.4-21.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:20.4-21.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:20.4-21.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:20.4-21.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:20.4-21.4: ERROR: assertion failure
+sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure
+Output: [ B in [0;0], J in [-oo;+oo], N in [0;100000], T in [-oo;+oo] ]
+
+-------------------------------------
+
+sources/0601_heap_sort.c
+
+ 1 // Example from Cousot Habwachs POPL 1978
+ 2
+ 3 // Heap sort, where array operations are abstracted away
+ 4 // to get a non-deterministic scalar program
+ 5
+ 6 // expected results: with polyhedra, no assertion failure
+ 7
+ 8 int L,R,I,J;
+ 9 int N = rand(1,100000); // array size
+10
+11 L = N/2 + 1;
+12 R = N;
+13
+14 if (L >= 2) {
+15 L = L - 1;
+16 // model the assignment "K = TAB[L]"
+17 assert(1 <= L && L <= N);
+18 }
+19 else {
+20 // model the assignments "K = TAB[R]; TAB[R] = TAB[1]"
+21 assert(1 <= R && R <= N);
+22 assert(1 <= 1 && 1 <= N);
+23 R = R - 1;
+24 }
+25
+26 while (R >= 2) {
+27 I = L;
+28 J = 2*I;
+29
+30 while (J <= R && rand(0,1)==0) {
+31 if (J <= R-1) {
+32 // model the comparison "TAB[J] < TAB[J+1]"
+33 assert(1 <= J && J <= N);
+34 assert(1 <= (J+1) && (J+1) <= N);
+35 if (rand(0,1)==0) { J = J + 1; }
+36 }
+37
+38 // model the comparison "K < TAB[J]"
+39 assert(1 <= J && J <= N);
+40 if (rand(0,1)==0) {
+41 // model the assignment "TAB[I] = TAB[J]"
+42 assert(1 <= I && I <= N);
+43 assert(1 <= J && J <= N);
+44 I = J;
+45 J = 2*J;
+46 }
+47 }
+48
+49 // model the assignment "TAB[I] = K"
+50 assert(1 <= I && I <= N);
+51
+52 if (L >= 2) {
+53 L = L - 1;
+54 // model the assignment "K = TAB[L]"
+55 assert(1 <= L && L <= N);
+56 }
+57 else {
+58 // model the assignments "K = TAB[R]; TAB[R] = TAB[1]"
+59 assert(1 <= R && R <= N);
+60 assert(1 <= 1 && 1 <= N);
+61 R = R - 1;
+62 }
+63
+64 // model the assignment "TAB[1] = K"
+65 assert(1 <= 1 && 1 <= N);
+66 }
+
+sources/0601_heap_sort.c:17.2-18.0: ERROR: assertion failure
+sources/0601_heap_sort.c:21.3-22.3: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:50.2-52.2: ERROR: assertion failure
+sources/0601_heap_sort.c:55.4-56.2: ERROR: assertion failure
+sources/0601_heap_sort.c:59.4-60.4: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:50.2-52.2: ERROR: assertion failure
+sources/0601_heap_sort.c:55.4-56.2: ERROR: assertion failure
+sources/0601_heap_sort.c:59.4-60.4: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:50.2-52.2: ERROR: assertion failure
+sources/0601_heap_sort.c:55.4-56.2: ERROR: assertion failure
+sources/0601_heap_sort.c:59.4-60.4: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:33.6-34.6: ERROR: assertion failure
+sources/0601_heap_sort.c:34.6-35.6: ERROR: assertion failure
+sources/0601_heap_sort.c:39.4-40.4: ERROR: assertion failure
+sources/0601_heap_sort.c:42.6-43.6: ERROR: assertion failure
+sources/0601_heap_sort.c:43.6-44.6: ERROR: assertion failure
+sources/0601_heap_sort.c:50.2-52.2: ERROR: assertion failure
+sources/0601_heap_sort.c:55.4-56.2: ERROR: assertion failure
+sources/0601_heap_sort.c:59.4-60.4: ERROR: assertion failure
+Output: [ I in [-oo;+oo], J in [-oo;+oo], L in [-oo;100000], N in [1;100000], R in [0;1] ]
+
+-------------------------------------
+
+sources/0602_rate_limiter.c
+
+ 1 // Example from Miné HOSC 2006
+ 2
+ 3 // Rate limiter: at each loop iteration, a new input is fetched (X) and
+ 4 // a new output (Y) is computed; Y tries to follow X but is limited to
+ 5 // change no more that a given slope (D) in absolute value
+ 6
+ 7 // To prove that the assertion holds, this version needs the polyhedra
+ 8 // domain and an unrolling factor of at least 6
+ 9
+10 int X; // input
+11 int Y; // output
+12 int S; // last output
+13 int D; // maximum slope;
+14
+15 Y = 0;
+16 while (rand(0,1)==1) {
+17 X = rand(-128,128);
+18 D = rand(0,16);
+19 S = Y;
+20 int R = X - S; // current slope
+21 Y = X;
+22 if (R <= -D) Y = S - D; // slope too small
+23 else if (R >= D) Y = S + D; // slope too large
+24 }
+25
+26 assert(Y >= -128 && Y <= 128);
+
+sources/0602_rate_limiter.c:26.0-30: ERROR: assertion failure
+Output: [ D in [-oo;+oo], S in [-oo;+oo], X in [-oo;+oo], Y in [-128;128] ]
+
+-------------------------------------
+
+sources/0603_rate_limiter2.c
+
+ 1 // This version is similar to the previous one, but the assertion is checked
+ 2 // inside the loop
+ 3 // No unrolling is necessary in this version!
+ 4
+ 5 int X; // input
+ 6 int Y; // output
+ 7 int S; // last output
+ 8 int D; // maximum slope;
+ 9
+10 Y = 0;
+11 while (rand(0,1)==1) {
+12 X = rand(-128,128);
+13 D = rand(0,16);
+14 S = Y;
+15 int R = X - S; // current slope
+16 Y = X;
+17 if (R <= -D) Y = S - D; // slope too small
+18 else if (R >= D) Y = S + D; // slope too large
+19
+20 assert(Y >= -128 && Y <= 128);
+21 }
+
+sources/0603_rate_limiter2.c:20.2-21.0: ERROR: assertion failure
+sources/0603_rate_limiter2.c:20.2-21.0: ERROR: assertion failure
+sources/0603_rate_limiter2.c:20.2-21.0: ERROR: assertion failure
+Output: [ D in [-oo;+oo], S in [-oo;+oo], X in [-oo;+oo], Y in [-128;128] ]
+
+-------------------------------------
+
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 13:13:47 +0000