add failing regression, move error up

diff --git a/src/smt/smt_engine.cpp b/src/smt/smt_engine.cpp
index 3da8e1b338f3e2b1e2659c94d3538775df54bbc2..e3f549898a451ea34afd09d21306c3eb2f5596c1 100644 (file)
--- a/src/smt/smt_engine.cpp
+++ b/src/smt/smt_engine.cpp
@@ -1387,8 +1387,11 @@ void SmtEnginePrivate::processAssertions() {
   }
 
   if(Options::current()->repeatSimp) {
+    unsigned preReSimp = d_assertionsToCheck.size();
     d_assertionsToCheck.swap(d_assertionsToPreprocess);
     simplifyAssertions();
+    Assert(preReSimp == d_assertionsToCheck.size(),
+           "Can't add assertions here");
     removeITEs();
   }
 

diff --git a/test/regress/regress0/decision/Makefile.am b/test/regress/regress0/decision/Makefile.am
index de3ccd60a0102f9acca79291055a3095b4430151..31f54fdfc16219b875eb6bddb247077df1aff214 100644 (file)
--- a/test/regress/regress0/decision/Makefile.am
+++ b/test/regress/regress0/decision/Makefile.am
@@ -28,8 +28,9 @@ TESTS =       \
        error20.delta01.smt \
        error122.smt \
        error122.delta01.smt
-
 # Incorrect answers:
+#      error3.smt \
+#      error3.delta01.smt
 #
 
 EXTRA_DIST = $(TESTS)

diff --git a/test/regress/regress0/decision/error3.delta01.smt b/test/regress/regress0/decision/error3.delta01.smt
new file mode 100644 (file)
index 0000000..59568ba
--- /dev/null
+++ b/test/regress/regress0/decision/error3.delta01.smt
@@ -0,0 +1,32 @@
+(benchmark fuzzsmt
+:logic QF_AUFBV
+:extrafuns ((v1 BitVec[3]))
+:extrafuns ((a2 Array[13:3]))
+:status unknown
+:formula
+(let (?n1 bv0[3])
+(flet ($n2 (bvsgt v1 v1))
+(let (?n3 bv1[1])
+(let (?n4 bv0[1])
+(let (?n5 (ite $n2 ?n3 ?n4))
+(let (?n6 (sign_extend[2] ?n5))
+(flet ($n7 (bvslt ?n6 v1))
+(let (?n8 (ite $n7 ?n3 ?n4))
+(let (?n9 (sign_extend[2] ?n8))
+(let (?n10 bv0[13])
+(let (?n11 (select a2 ?n10))
+(let (?n12 (bvshl ?n9 ?n11))
+(flet ($n13 (= ?n1 ?n12))
+(flet ($n14 (not $n13))
+(let (?n15 (bvnot ?n8))
+(let (?n16 (zero_extend[10] ?n15))
+(let (?n17 bv0[11])
+(flet ($n18 (= ?n16 ?n17))
+(flet ($n19 (not $n18))
+(let (?n20 (repeat[2] ?n15))
+(let (?n21 (zero_extend[9] ?n20))
+(flet ($n22 (bvult ?n17 ?n21))
+(flet ($n23 (and $n19 $n22))
+(flet ($n24 (and $n14 $n23))
+$n24
+)))))))))))))))))))))))))

diff --git a/test/regress/regress0/decision/error3.smt b/test/regress/regress0/decision/error3.smt
new file mode 100644 (file)
index 0000000..57a982d
--- /dev/null
+++ b/test/regress/regress0/decision/error3.smt
@@ -0,0 +1,138 @@
+(benchmark fuzzsmt
+:logic QF_AUFBV
+:status unknown
+:extrafuns ((v0 BitVec[15]))
+:extrafuns ((v1 BitVec[3]))
+:extrafuns ((a2 Array[13:3]))
+:extrafuns ((a3 Array[16:5]))
+:formula
+(let (?e4 bv228[11])
+(let (?e5 (ite (bvsgt v1 v1) bv1[1] bv0[1]))
+(let (?e6 (ite (bvslt (sign_extend[2] ?e5) v1) bv1[1] bv0[1]))
+(let (?e7 (bvnot ?e6))
+(let (?e8 (ite (bvuge v0 (zero_extend[14] ?e6)) bv1[1] bv0[1]))
+(let (?e9 (bvmul (zero_extend[10] ?e7) ?e4))
+(let (?e10 (select a2 (zero_extend[12] ?e6)))
+(let (?e11 (select a2 (extract[13:1] v0)))
+(let (?e12 (select a2 (extract[13:1] v0)))
+(let (?e13 (select a2 (zero_extend[2] ?e4)))
+(let (?e14 (ite (bvuge ?e9 (zero_extend[10] ?e5)) bv1[1] bv0[1]))
+(let (?e15 (repeat[2] ?e7))
+(let (?e16 (bvshl (sign_extend[2] ?e6) ?e11))
+(let (?e17 (bvsmod (zero_extend[8] ?e16) ?e9))
+(let (?e18 (bvudiv (sign_extend[2] ?e6) ?e16))
+(let (?e19 (bvlshr v0 (zero_extend[4] ?e17)))
+(let (?e20 (rotate_left[5] ?e4))
+(let (?e21 (ite (= ?e6 ?e5) bv1[1] bv0[1]))
+(let (?e22 (ite (bvsgt ?e20 ?e9) bv1[1] bv0[1]))
+(let (?e23 (bvor ?e20 (sign_extend[10] ?e14)))
+(let (?e24 (bvxnor ?e17 (sign_extend[10] ?e7)))
+(let (?e25 (repeat[14] ?e8))
+(let (?e26 (ite (bvsge ?e12 (sign_extend[2] ?e14)) bv1[1] bv0[1]))
+(let (?e27 (bvshl ?e13 (zero_extend[2] ?e5)))
+(let (?e28 (zero_extend[3] ?e17))
+(let (?e29 (bvxnor ?e22 ?e8))
+(let (?e30 (concat v1 ?e8))
+(let (?e31 (bvsmod (sign_extend[4] ?e24) ?e19))
+(let (?e32 (sign_extend[1] ?e31))
+(let (?e33 (ite (bvult ?e10 (sign_extend[1] ?e15)) bv1[1] bv0[1]))
+(flet ($e34 (bvult ?e28 (sign_extend[11] ?e11)))
+(flet ($e35 (bvule ?e25 (sign_extend[13] ?e7)))
+(flet ($e36 (bvuge (zero_extend[8] ?e12) ?e20))
+(flet ($e37 (bvsgt ?e30 (sign_extend[1] v1)))
+(flet ($e38 (= (zero_extend[4] ?e17) v0))
+(flet ($e39 (bvult ?e19 (zero_extend[1] ?e25)))
+(flet ($e40 (bvugt ?e24 (zero_extend[8] ?e11)))
+(flet ($e41 (bvsle (sign_extend[14] ?e21) ?e31))
+(flet ($e42 (bvsge (zero_extend[2] ?e22) ?e16))
+(flet ($e43 (bvugt ?e33 ?e7))
+(flet ($e44 (bvsle (sign_extend[2] ?e22) ?e10))
+(flet ($e45 (= ?e16 (sign_extend[2] ?e21)))
+(flet ($e46 (bvule ?e11 (sign_extend[2] ?e7)))
+(flet ($e47 (bvugt v1 (sign_extend[2] ?e29)))
+(flet ($e48 (bvsgt ?e22 ?e8))
+(flet ($e49 (bvslt (zero_extend[2] ?e14) ?e12))
+(flet ($e50 (bvule ?e10 (zero_extend[2] ?e26)))
+(flet ($e51 (bvslt v0 (zero_extend[4] ?e24)))
+(flet ($e52 (bvugt v0 (zero_extend[14] ?e26)))
+(flet ($e53 (= (sign_extend[4] ?e4) ?e31))
+(flet ($e54 (bvsle ?e13 (zero_extend[2] ?e29)))
+(flet ($e55 (bvult ?e20 (zero_extend[8] ?e12)))
+(flet ($e56 (bvugt ?e6 ?e5))
+(flet ($e57 (= ?e28 ?e28))
+(flet ($e58 (bvuge ?e9 (zero_extend[7] ?e30)))
+(flet ($e59 (bvsge ?e28 (zero_extend[13] ?e5)))
+(flet ($e60 (bvsge ?e20 (sign_extend[8] ?e27)))
+(flet ($e61 (bvsgt (sign_extend[12] ?e27) ?e31))
+(flet ($e62 (bvule ?e16 ?e12))
+(flet ($e63 (bvslt ?e27 (sign_extend[2] ?e33)))
+(flet ($e64 (bvuge (sign_extend[14] ?e26) ?e31))
+(flet ($e65 (bvsgt v0 (zero_extend[1] ?e28)))
+(flet ($e66 (bvsgt ?e24 ?e17))
+(flet ($e67 (bvugt ?e23 (sign_extend[8] ?e18)))
+(flet ($e68 (distinct ?e24 (zero_extend[10] ?e22)))
+(flet ($e69 (bvuge (sign_extend[2] ?e21) ?e12))
+(flet ($e70 (bvuge ?e17 (zero_extend[8] ?e18)))
+(flet ($e71 (distinct (sign_extend[4] ?e17) ?e31))
+(flet ($e72 (bvsge ?e5 ?e6))
+(flet ($e73 (bvsle (zero_extend[10] ?e6) ?e4))
+(flet ($e74 (bvult ?e32 (sign_extend[15] ?e14)))
+(flet ($e75 (= ?e6 ?e7))
+(flet ($e76 (bvule ?e31 (zero_extend[12] ?e18)))
+(flet ($e77 (bvult ?e23 (zero_extend[9] ?e15)))
+(flet ($e78 (iff $e44 $e34))
+(flet ($e79 (iff $e73 $e41))
+(flet ($e80 (xor $e42 $e61))
+(flet ($e81 (and $e66 $e46))
+(flet ($e82 (not $e81))
+(flet ($e83 (or $e62 $e58))
+(flet ($e84 (implies $e82 $e53))
+(flet ($e85 (or $e69 $e50))
+(flet ($e86 (iff $e52 $e76))
+(flet ($e87 (or $e68 $e43))
+(flet ($e88 (iff $e48 $e75))
+(flet ($e89 (or $e74 $e60))
+(flet ($e90 (xor $e64 $e49))
+(flet ($e91 (implies $e59 $e45))
+(flet ($e92 (or $e91 $e80))
+(flet ($e93 (and $e55 $e85))
+(flet ($e94 (or $e40 $e78))
+(flet ($e95 (xor $e51 $e89))
+(flet ($e96 (implies $e87 $e38))
+(flet ($e97 (not $e57))
+(flet ($e98 (or $e97 $e92))
+(flet ($e99 (or $e98 $e84))
+(flet ($e100 (iff $e35 $e95))
+(flet ($e101 (if_then_else $e36 $e47 $e99))
+(flet ($e102 (xor $e37 $e101))
+(flet ($e103 (iff $e86 $e83))
+(flet ($e104 (implies $e63 $e103))
+(flet ($e105 (iff $e102 $e94))
+(flet ($e106 (if_then_else $e56 $e79 $e56))
+(flet ($e107 (iff $e104 $e54))
+(flet ($e108 (or $e77 $e77))
+(flet ($e109 (implies $e70 $e70))
+(flet ($e110 (implies $e105 $e39))
+(flet ($e111 (or $e88 $e106))
+(flet ($e112 (if_then_else $e100 $e65 $e110))
+(flet ($e113 (and $e72 $e67))
+(flet ($e114 (or $e109 $e111))
+(flet ($e115 (implies $e112 $e71))
+(flet ($e116 (not $e108))
+(flet ($e117 (not $e115))
+(flet ($e118 (implies $e114 $e113))
+(flet ($e119 (and $e90 $e117))
+(flet ($e120 (or $e119 $e107))
+(flet ($e121 (if_then_else $e116 $e93 $e96))
+(flet ($e122 (not $e120))
+(flet ($e123 (implies $e121 $e121))
+(flet ($e124 (not $e123))
+(flet ($e125 (if_then_else $e124 $e122 $e118))
+(flet ($e126 (and $e125 (not (= ?e19 bv0[15]))))
+(flet ($e127 (and $e126 (not (= ?e19 (bvnot bv0[15])))))
+(flet ($e128 (and $e127 (not (= ?e9 bv0[11]))))
+(flet ($e129 (and $e128 (not (= ?e9 (bvnot bv0[11])))))
+(flet ($e130 (and $e129 (not (= ?e16 bv0[3]))))
+$e130
+))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))))
+