java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain IntervalDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:26:22,170 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:26:22,172 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:26:22,184 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:26:22,185 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:26:22,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:26:22,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:26:22,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:26:22,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:26:22,192 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:26:22,193 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:26:22,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:26:22,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:26:22,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:26:22,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:26:22,202 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:26:22,203 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:26:22,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:26:22,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:26:22,208 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:26:22,210 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:26:22,211 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:26:22,212 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:26:22,213 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:26:22,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:26:22,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:26:22,215 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:26:22,216 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:26:22,217 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:26:22,218 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:26:22,218 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:26:22,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:26:22,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:26:22,220 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:26:22,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:26:22,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:26:22,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:26:22,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:26:22,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:26:22,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:26:22,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:26:22,226 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 16:26:22,240 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:26:22,241 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:26:22,242 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:26:22,242 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:26:22,242 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:26:22,243 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:26:22,243 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:26:22,243 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:26:22,243 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:26:22,244 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:26:22,244 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:26:22,244 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:26:22,244 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:26:22,244 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:26:22,245 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:26:22,245 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:26:22,245 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:26:22,245 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:26:22,245 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:26:22,246 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:26:22,246 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:26:22,246 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:26:22,246 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:26:22,246 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:26:22,247 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:26:22,247 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:26:22,247 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:26:22,247 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:26:22,247 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 16:26:22,279 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:26:22,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:26:22,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:26:22,297 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:26:22,298 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:26:22,299 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2019-09-20 16:26:22,364 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baa618199/cb480e43a49b499bae9e37f26aa99993/FLAG3b6e67294 [2019-09-20 16:26:22,794 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:26:22,795 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-escape-absolute.i.v+cfa-reducer.c [2019-09-20 16:26:22,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baa618199/cb480e43a49b499bae9e37f26aa99993/FLAG3b6e67294 [2019-09-20 16:26:23,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/baa618199/cb480e43a49b499bae9e37f26aa99993 [2019-09-20 16:26:23,166 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:26:23,168 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:26:23,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:26:23,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:26:23,172 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:26:23,173 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f4fb695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23, skipping insertion in model container [2019-09-20 16:26:23,176 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,184 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:26:23,236 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:26:23,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:26:23,457 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:26:23,596 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:26:23,618 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:26:23,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23 WrapperNode [2019-09-20 16:26:23,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:26:23,619 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:26:23,619 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:26:23,619 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:26:23,631 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,638 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,651 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,657 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,660 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:26:23,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:26:23,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:26:23,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:26:23,662 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:26:23,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:26:23,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:26:23,738 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:26:23,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:26:23,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 16:26:23,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 16:26:23,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:26:23,741 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:26:23,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:26:23,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:26:24,195 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:26:24,195 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 16:26:24,197 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:26:24 BoogieIcfgContainer [2019-09-20 16:26:24,197 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:26:24,197 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:26:24,197 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:26:24,198 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:26:24,199 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:26:24" (1/1) ... [2019-09-20 16:26:24,200 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 16:26:24,224 INFO L162 IcfgInterpreter]: Started Sifa with 18 locations of interest [2019-09-20 16:26:24,224 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:26:24,244 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:26:24,254 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:26:24,255 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:26:24,351 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-20 16:26:24,763 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 51 [2019-09-20 16:26:24,929 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 16:26:25,363 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:25,708 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:26,100 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:26,413 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:26,747 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:27,080 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:27,400 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:27,722 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:28,041 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:28,364 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:28,692 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:29,078 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:29,504 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:29,933 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:30,371 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 63 [2019-09-20 16:26:30,380 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:30,532 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:26:30,684 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:26:30,878 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 16:26:31,052 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 16:26:31,399 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:31,705 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:32,001 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:32,309 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:32,654 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:32,980 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:33,303 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:33,617 WARN L191 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:33,913 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:34,243 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:34,574 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:34,910 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:35,210 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:35,531 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:35,860 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 63 [2019-09-20 16:26:36,205 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 16:26:36,613 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 16:26:36,994 WARN L191 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:37,348 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:37,711 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:38,056 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:38,399 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:38,748 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:39,102 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:39,457 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:39,821 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:40,178 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:40,572 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:40,934 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:41,289 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:41,643 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:42,010 WARN L191 SmtUtils]: Spent 365.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-20 16:26:42,022 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-20 16:26:42,959 WARN L191 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 115 [2019-09-20 16:26:43,259 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:26:43,605 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:26:43,617 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:44,074 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:44,530 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:45,011 WARN L191 SmtUtils]: Spent 463.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:45,480 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:26:45,955 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 16:26:46,422 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 16:26:46,878 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:26:46,894 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-20 16:26:47,813 WARN L191 SmtUtils]: Spent 890.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 115 [2019-09-20 16:26:48,142 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:26:48,476 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:26:48,488 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:48,964 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:49,413 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:49,862 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:50,346 WARN L191 SmtUtils]: Spent 467.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:26:50,808 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 16:26:51,267 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 16:26:51,721 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:26:51,735 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-20 16:26:52,645 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 115 [2019-09-20 16:26:52,972 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:26:53,321 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:26:53,333 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:53,764 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:54,206 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:54,671 WARN L191 SmtUtils]: Spent 450.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:55,129 WARN L191 SmtUtils]: Spent 446.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:26:55,610 WARN L191 SmtUtils]: Spent 456.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 16:26:56,195 WARN L191 SmtUtils]: Spent 571.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 16:26:56,650 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:26:56,664 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-20 16:26:57,591 WARN L191 SmtUtils]: Spent 902.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 115 [2019-09-20 16:26:57,921 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:26:58,234 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:26:58,243 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:58,680 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:59,197 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:26:59,661 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:27:00,119 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:27:00,779 WARN L191 SmtUtils]: Spent 637.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 16:27:01,312 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 16:27:01,748 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 16:27:02,178 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-20 16:27:02,186 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-20 16:27:03,111 WARN L191 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 115 [2019-09-20 16:27:03,414 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:27:03,742 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-09-20 16:27:03,751 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:04,200 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:27:04,658 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 16:27:05,110 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 141