From bcde99fbe99174a094f38fdda70ad69d65a423f4 Mon Sep 17 00:00:00 2001 From: Alex AUVOLAT Date: Wed, 30 Apr 2014 17:19:08 +0200 Subject: Fist commit (WIP) --- tests/results/all.constants.txt | 1135 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 1135 insertions(+) create mode 100644 tests/results/all.constants.txt (limited to 'tests/results/all.constants.txt') diff --git a/tests/results/all.constants.txt b/tests/results/all.constants.txt new file mode 100644 index 0000000..ac3ee3f --- /dev/null +++ b/tests/results/all.constants.txt @@ -0,0 +1,1135 @@ +sources/0000_noinit_var.c + + 1 int x; + +Output: [ x in top ] + +------------------------------------- + +sources/0001_noinit_2var.c + + 1 int x; + 2 int y; + +Output: [ x in top, y in top ] + +------------------------------------- + +sources/0002_init_var.c + + 1 int x = 0; + +Output: [ x in {0} ] + +------------------------------------- + +sources/0003_init_2var.c + + 1 int x = 0; + 2 int y = 1; + +Output: [ x in {0}, y in {1} ] + +------------------------------------- + +sources/0004_init_2var2.c + + 1 int x = 9, y = 12; + +Output: [ x in {9}, y in {12} ] + +------------------------------------- + +sources/0100_print_var.c + + 1 int x = 2; + 2 print(x); + +sources/0100_print_var.c:2.0-9: [ x in {2} ] +Output: [ x in {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} ] +Output: [ x in {3}, y in {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}, x in {3} ] +Output: [ x in {3}, y in {15}, z in {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}, y in {9} ] +Output: [ x in {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 top ] +sources/0200_assign_cst.c:4.0-9: [ x in {12} ] +sources/0200_assign_cst.c:6.0-9: [ x in {15} ] +Output: [ x in {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 top, y in top ] +sources/0201_assign_cst2.c:4.0-11: [ x in {12}, y in top ] +sources/0201_assign_cst2.c:7.0-11: [ x in {99}, y in {15} ] +Output: [ x in {99}, y in {15} ] + +------------------------------------- + +sources/0202_assign_expr.c + + 1 int x; + 2 x = 2 + 2; + +Output: [ x in {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} ] +Output: [ x in {30}, y in {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 top ] +Output: [ x in top ] + +------------------------------------- + +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} ] + +------------------------------------- + +sources/0207_assign_add2.c + + 1 int x; + 2 x = rand(1,5) + rand (10,10); + +Output: [ x in top ] + +------------------------------------- + +sources/0208_assign_add3.c + + 1 int x; + 2 x = x + 2; + +Output: [ x in top ] + +------------------------------------- + +sources/0209_assign_neg.c + + 1 int x; + 2 x = -9; + +Output: [ x in {-9} ] + +------------------------------------- + +sources/0210_assign_neg2.c + + 1 int x; + 2 x = -rand(-1,10); + 3 + +Output: [ x in top ] + +------------------------------------- + +sources/0211_assign_sub.c + + 1 int x; + 2 x = 999 - 1; + +Output: [ x in {998} ] + +------------------------------------- + +sources/0212_assign_sub2.c + + 1 int x; + 2 x = rand(1,10) - rand(2,3); + +Output: [ x in top ] + +------------------------------------- + +sources/0213_assign_mul.c + + 1 int x; + 2 x = 5 * 8; + +Output: [ x in {40} ] + +------------------------------------- + +sources/0214_assign_mul2.c + + 1 int x; + 2 x = rand(1,3) * rand(2,9); + +Output: [ x in top ] + +------------------------------------- + +sources/0215_assign_mul3.c + + 1 int x; + 2 x = rand(-5,3) * rand(-1,10); + +Output: [ x in top ] + +------------------------------------- + +sources/0216_assign_mul4.c + + 1 int x; + 2 x = x * 0; + +Output: [ x in {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} ] +Output: [ x in {12}, y in {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} ] +Output: [ x in {15}, y in {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 top, y in top, z in top ] + +------------------------------------- + +sources/0300_if_true.c + + 1 int x = 1; + 2 if (1 <= 2) x = 9; + +Output: [ x in {9} ] + +------------------------------------- + +sources/0301_if_false.c + + 1 int x = 1; + 2 if (1 >= 2) x = 9; + +Output: [ x in {1} ] + +------------------------------------- + +sources/0302_if_both.c + + 1 int x = 1; + 2 if (rand(0,1) == 0) x = 9; + +Output: [ x in top ] + +------------------------------------- + +sources/0303_if_else_true.c + + 1 int x = 1; + 2 if (1 <= 2) x = 5; else x = 10; + +Output: [ x in {5} ] + +------------------------------------- + +sources/0304_if_else_false.c + + 1 int x = 1; + 2 if (1 >= 2) x = 5; else x = 10; + +Output: [ x in {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 top ] + +------------------------------------- + +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 top, y in top ] + +------------------------------------- + +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 top ] +sources/0307_if_var.c:3.7-17: [ x in top ] +Output: [ x in top ] + +------------------------------------- + +sources/0308_if_var2.c + + 1 int x = rand(-20,10); + 2 if (x < 2) x = -x; + +Output: [ x in top ] + +------------------------------------- + +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 top, y in top ] + +------------------------------------- + +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 top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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: [ x in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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: [ x in top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in {10} ] +Output: [ x in top, y in {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}, y in {10} ] +sources/0320_cmp_eq_ne.c:4.4-16: [ x in top, y in {10} ] +Output: [ x in top, y in {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 top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +sources/0322_if_and.c:4.7-19: [ x in top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +sources/0323_if_or.c:4.7-19: [ x in top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +sources/0324_if_not.c:4.7-19: [ x in top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +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 top, y in top ] +sources/0325_if_bool.c:4.7-19: [ x in top, y in top ] +Output: [ x in top, y in top ] + +------------------------------------- + +sources/0400_assert_true.c + + 1 int x = 2; + 2 assert(x>=1); + +Output: [ x in {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 top ] + +------------------------------------- + +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 +sources/0403_assert_both2.c:3.0-15: ERROR: assertion failure +Output: [ x in top ] + +------------------------------------- + +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 top, y in top ] + +------------------------------------- + +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} ] +sources/0500_loop_count.c:3.2-4.2: [ x in {1} ] +sources/0500_loop_count.c:3.2-4.2: [ x in {2} ] +sources/0500_loop_count.c:3.2-4.2: [ x in top ] +Output: [ x in top ] + +------------------------------------- + +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} ] +sources/0501_loop_infinite.c:3.2-4.0: [ x in {0} ] +sources/0501_loop_infinite.c:3.2-4.0: [ x in {0} ] +sources/0501_loop_infinite.c:3.2-4.0: [ x in {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} ] +sources/0502_loop_infinite2.c:3.2-4.2: [ x in {-1} ] +sources/0502_loop_infinite2.c:3.2-4.2: [ x in {-2} ] +sources/0502_loop_infinite2.c:3.2-4.2: [ x in top ] +Output: [ x in top ] + +------------------------------------- + +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} ] +sources/0503_loop_nondet.c:3.2-4.2: [ x in {1} ] +sources/0503_loop_nondet.c:3.2-4.2: [ x in {2} ] +sources/0503_loop_nondet.c:3.2-4.2: [ x in top ] +Output: [ x in top ] + +------------------------------------- + +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}, N in top ] +sources/0504_loop_rel.c:4.2-5.2: [ x in {1}, N in top ] +sources/0504_loop_rel.c:4.2-5.2: [ x in {2}, N in top ] +sources/0504_loop_rel.c:4.2-5.2: [ x in top, N in top ] +sources/0504_loop_rel.c:7.0-13: ERROR: assertion failure +Output: [ N in top, x in top ] + +------------------------------------- + +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= 0); +14 } + +sources/0508_loop_init.c:13.2-14.0: ERROR: assertion failure +Output: [ init in top, x in top ] + +------------------------------------- + +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 top, j in top ] + +------------------------------------- + +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 top, j in top ] + +------------------------------------- + +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: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: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: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: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: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: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: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:20.4-21.4: ERROR: assertion failure +sources/0600_bubble_sort.c:21.4-24.4: ERROR: assertion failure +Output: [ B in top, J in top, N in top, T in top ] + +------------------------------------- + +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:22.3-23.3: 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:60.4-61.4: ERROR: assertion failure +sources/0601_heap_sort.c:65.2-66.0: 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:60.4-61.4: ERROR: assertion failure +sources/0601_heap_sort.c:65.2-66.0: 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:60.4-61.4: ERROR: assertion failure +sources/0601_heap_sort.c:65.2-66.0: 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:60.4-61.4: ERROR: assertion failure +sources/0601_heap_sort.c:65.2-66.0: ERROR: assertion failure +Output: [ I in top, J in top, L in top, N in top, R in top ] + +------------------------------------- + +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 top, S in top, X in top, Y in top ] + +------------------------------------- + +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 +sources/0603_rate_limiter2.c:20.2-21.0: ERROR: assertion failure +Output: [ D in top, S in top, X in top, Y in top ] + +------------------------------------- + -- cgit v1.2.3