Fixes some assertion failures

2 files changed, 170 insertions, 1 deletions

diff --git a/test/regress/regress0/aufbv/Makefile.am b/test/regress/regress0/aufbv/Makefile.am
index 30a88f4a2..8c663f9ce 100644
--- a/test/regress/regress0/aufbv/Makefile.am
+++ b/test/regress/regress0/aufbv/Makefile.am
@@ -34,7 +34,8 @@ TESTS =	\
 	fuzz06.smt \
 	fuzz07.smt \
 	fuzz08.smt \
-	fuzz09.smt 
+	fuzz09.smt \
+	fuzz10.smt
 
 # failing
 #	fuzz01.smt \
diff --git a/test/regress/regress0/aufbv/fuzz10.smt b/test/regress/regress0/aufbv/fuzz10.smt
new file mode 100644
index 000000000..b838f80f0
--- /dev/null
+++ b/test/regress/regress0/aufbv/fuzz10.smt
@@ -0,0 +1,168 @@
+(benchmark fuzzsmt
+:logic QF_AUFBV
+:status unsat
+:extrafuns ((v0 BitVec[11]))
+:extrafuns ((v1 BitVec[8]))
+:extrafuns ((a2 Array[15:1]))
+:extrafuns ((a3 Array[6:8]))
+:extrafuns ((a4 Array[11:10]))
+:formula
+(let (?e5 bv8[4])
+(let (?e6 bv4728[14])
+(let (?e7 (bvsdiv (sign_extend[4] ?e5) v1))
+(let (?e8 (bvcomp (zero_extend[3] ?e7) v0))
+(let (?e9 (bvsrem ?e6 ?e6))
+(let (?e10 (store a3 (extract[12:7] ?e9) v1))
+(let (?e11 (store a4 (sign_extend[10] ?e8) (extract[9:0] ?e9)))
+(let (?e12 (select a2 (zero_extend[7] ?e7)))
+(let (?e13 (store ?e10 (extract[6:1] ?e7) v1))
+(let (?e14 (select ?e13 (zero_extend[2] ?e5)))
+(let (?e15 (bvudiv (sign_extend[13] ?e12) ?e9))
+(let (?e16 (bvsdiv (zero_extend[10] ?e12) v0))
+(let (?e17 (ite (bvsle ?e15 (zero_extend[13] ?e12)) bv1[1] bv0[1]))
+(let (?e18 (ite (bvuge (sign_extend[6] v1) ?e9) bv1[1] bv0[1]))
+(let (?e19 (ite (bvugt ?e16 (zero_extend[3] ?e14)) bv1[1] bv0[1]))
+(let (?e20 (bvneg ?e6))
+(let (?e21 (bvlshr (zero_extend[10] ?e5) ?e9))
+(let (?e22 (bvshl ?e20 (zero_extend[13] ?e12)))
+(let (?e23 (ite (= bv1[1] (extract[0:0] ?e12)) ?e21 ?e20))
+(let (?e24 (bvcomp ?e7 v1))
+(let (?e25 (bvsmod (zero_extend[3] ?e16) ?e15))
+(let (?e26 (bvsub ?e7 (sign_extend[7] ?e17)))
+(let (?e27 (bvnor (zero_extend[13] ?e8) ?e23))
+(flet ($e28 (bvsge (zero_extend[13] ?e18) ?e25))
+(flet ($e29 (bvugt ?e24 ?e17))
+(flet ($e30 (bvsle (sign_extend[13] ?e8) ?e21))
+(flet ($e31 (bvuge ?e20 (sign_extend[13] ?e19)))
+(flet ($e32 (bvugt (sign_extend[13] ?e8) ?e25))
+(flet ($e33 (distinct (sign_extend[13] ?e12) ?e27))
+(flet ($e34 (bvsgt (sign_extend[6] v1) ?e25))
+(flet ($e35 (bvult (zero_extend[7] ?e24) ?e7))
+(flet ($e36 (bvugt ?e20 ?e27))
+(flet ($e37 (= (zero_extend[7] ?e24) ?e26))
+(flet ($e38 (bvugt ?e25 (zero_extend[13] ?e24)))
+(flet ($e39 (bvsgt v0 (sign_extend[10] ?e18)))
+(flet ($e40 (bvult ?e8 ?e8))
+(flet ($e41 (bvsgt ?e27 ?e25))
+(flet ($e42 (bvslt ?e9 ?e6))
+(flet ($e43 (= ?e22 ?e23))
+(flet ($e44 (bvult (zero_extend[10] ?e19) v0))
+(flet ($e45 (bvsgt ?e24 ?e24))
+(flet ($e46 (bvsgt ?e26 (zero_extend[7] ?e24)))
+(flet ($e47 (bvule (sign_extend[13] ?e12) ?e9))
+(flet ($e48 (= ?e27 ?e21))
+(flet ($e49 (bvult ?e6 (sign_extend[3] v0)))
+(flet ($e50 (bvsle ?e23 (sign_extend[13] ?e17)))
+(flet ($e51 (bvugt ?e8 ?e12))
+(flet ($e52 (bvugt ?e22 (zero_extend[3] ?e16)))
+(flet ($e53 (bvsle ?e23 (sign_extend[6] ?e7)))
+(flet ($e54 (distinct (zero_extend[7] ?e12) ?e26))
+(flet ($e55 (bvult ?e23 (sign_extend[13] ?e19)))
+(flet ($e56 (= ?e27 ?e20))
+(flet ($e57 (bvule ?e15 (zero_extend[6] ?e7)))
+(flet ($e58 (bvsle (sign_extend[13] ?e18) ?e22))
+(flet ($e59 (bvuge ?e23 ?e25))
+(flet ($e60 (bvslt ?e20 (zero_extend[13] ?e17)))
+(flet ($e61 (bvsge (sign_extend[6] ?e14) ?e23))
+(flet ($e62 (bvugt ?e22 (sign_extend[13] ?e8)))
+(flet ($e63 (bvugt (zero_extend[7] ?e24) ?e26))
+(flet ($e64 (bvugt ?e9 (sign_extend[13] ?e18)))
+(flet ($e65 (bvsge ?e27 (zero_extend[6] v1)))
+(flet ($e66 (= (zero_extend[13] ?e18) ?e9))
+(flet ($e67 (bvsgt ?e15 (sign_extend[13] ?e8)))
+(flet ($e68 (distinct v0 (sign_extend[10] ?e17)))
+(flet ($e69 (bvugt ?e23 (sign_extend[3] v0)))
+(flet ($e70 (bvslt (zero_extend[3] ?e14) ?e16))
+(flet ($e71 (bvslt ?e27 (zero_extend[6] ?e7)))
+(flet ($e72 (bvsle ?e26 (zero_extend[7] ?e18)))
+(flet ($e73 (= ?e27 (zero_extend[3] ?e16)))
+(flet ($e74 (bvuge (zero_extend[3] v0) ?e15))
+(flet ($e75 (distinct (sign_extend[6] v1) ?e6))
+(flet ($e76 (bvsgt ?e17 ?e8))
+(flet ($e77 (bvsle ?e27 (zero_extend[6] ?e26)))
+(flet ($e78 (distinct ?e20 ?e9))
+(flet ($e79 (bvult (sign_extend[6] v1) ?e20))
+(flet ($e80 (bvule ?e17 ?e8))
+(flet ($e81 (bvult (sign_extend[13] ?e24) ?e20))
+(flet ($e82 (bvslt (zero_extend[6] v1) ?e25))
+(flet ($e83 (bvslt ?e19 ?e8))
+(flet ($e84 (bvsle ?e7 (sign_extend[7] ?e19)))
+(flet ($e85 (= ?e20 (sign_extend[6] ?e14)))
+(flet ($e86 (bvsge ?e16 (sign_extend[10] ?e24)))
+(flet ($e87 (bvsle ?e21 ?e15))
+(flet ($e88 (= ?e12 ?e12))
+(flet ($e89 (bvult (zero_extend[13] ?e19) ?e22))
+(flet ($e90 (= ?e5 ?e5))
+(flet ($e91 (iff $e68 $e86))
+(flet ($e92 (not $e49))
+(flet ($e93 (iff $e30 $e51))
+(flet ($e94 (not $e84))
+(flet ($e95 (not $e69))
+(flet ($e96 (if_then_else $e81 $e92 $e58))
+(flet ($e97 (or $e31 $e85))
+(flet ($e98 (and $e48 $e97))
+(flet ($e99 (implies $e70 $e70))
+(flet ($e100 (xor $e91 $e60))
+(flet ($e101 (or $e57 $e93))
+(flet ($e102 (xor $e63 $e76))
+(flet ($e103 (xor $e46 $e59))
+(flet ($e104 (not $e36))
+(flet ($e105 (or $e83 $e53))
+(flet ($e106 (or $e33 $e100))
+(flet ($e107 (if_then_else $e71 $e73 $e77))
+(flet ($e108 (xor $e47 $e45))
+(flet ($e109 (if_then_else $e90 $e64 $e74))
+(flet ($e110 (implies $e78 $e87))
+(flet ($e111 (iff $e28 $e80))
+(flet ($e112 (and $e101 $e103))
+(flet ($e113 (or $e102 $e40))
+(flet ($e114 (iff $e106 $e105))
+(flet ($e115 (if_then_else $e44 $e75 $e107))
+(flet ($e116 (not $e109))
+(flet ($e117 (if_then_else $e82 $e72 $e116))
+(flet ($e118 (xor $e65 $e108))
+(flet ($e119 (implies $e61 $e39))
+(flet ($e120 (not $e111))
+(flet ($e121 (if_then_else $e42 $e79 $e34))
+(flet ($e122 (iff $e96 $e41))
+(flet ($e123 (or $e99 $e55))
+(flet ($e124 (xor $e35 $e38))
+(flet ($e125 (iff $e110 $e50))
+(flet ($e126 (iff $e115 $e104))
+(flet ($e127 (or $e95 $e117))
+(flet ($e128 (or $e32 $e88))
+(flet ($e129 (if_then_else $e37 $e43 $e94))
+(flet ($e130 (and $e66 $e120))
+(flet ($e131 (implies $e118 $e119))
+(flet ($e132 (xor $e114 $e124))
+(flet ($e133 (if_then_else $e89 $e125 $e113))
+(flet ($e134 (implies $e126 $e122))
+(flet ($e135 (or $e130 $e127))
+(flet ($e136 (not $e98))
+(flet ($e137 (if_then_else $e135 $e132 $e136))
+(flet ($e138 (implies $e123 $e129))
+(flet ($e139 (or $e137 $e121))
+(flet ($e140 (and $e67 $e54))
+(flet ($e141 (not $e112))
+(flet ($e142 (and $e134 $e62))
+(flet ($e143 (if_then_else $e140 $e141 $e128))
+(flet ($e144 (iff $e138 $e131))
+(flet ($e145 (or $e143 $e133))
+(flet ($e146 (or $e139 $e142))
+(flet ($e147 (if_then_else $e145 $e146 $e144))
+(flet ($e148 (not $e52))
+(flet ($e149 (if_then_else $e147 $e29 $e148))
+(flet ($e150 (and $e149 $e149))
+(flet ($e151 (and $e56 $e150))
+(flet ($e152 (and $e151 (not (= ?e9 bv0[14]))))
+(flet ($e153 (and $e152 (not (= v0 bv0[11]))))
+(flet ($e154 (and $e153 (not (= v0 (bvnot bv0[11])))))
+(flet ($e155 (and $e154 (not (= v1 bv0[8]))))
+(flet ($e156 (and $e155 (not (= v1 (bvnot bv0[8])))))
+(flet ($e157 (and $e156 (not (= ?e15 bv0[14]))))
+(flet ($e158 (and $e157 (not (= ?e15 (bvnot bv0[14])))))
+(flet ($e159 (and $e158 (not (= ?e6 bv0[14]))))
+(flet ($e160 (and $e159 (not (= ?e6 (bvnot bv0[14])))))
+$e160
+)))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
+