/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label53.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:10:33,781 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:10:33,788 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:10:33,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:10:33,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:10:33,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:10:33,808 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:10:33,817 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:10:33,819 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:10:33,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:10:33,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:10:33,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:10:33,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:10:33,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:10:33,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:10:33,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:10:33,832 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:10:33,833 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:10:33,835 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:10:33,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:10:33,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:10:33,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:10:33,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:10:33,840 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:10:33,842 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 10:10:33,842 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 10:10:33,843 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 10:10:33,843 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 10:10:33,844 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 10:10:33,845 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 10:10:33,845 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:10:33,846 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:10:33,846 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:10:33,847 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:10:33,848 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:10:33,848 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:10:33,848 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:10:33,849 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:10:33,849 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:10:33,850 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:10:33,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:10:33,851 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 10:10:33,865 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:10:33,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:10:33,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:10:33,866 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:10:33,867 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:10:33,867 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:10:33,867 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:10:33,867 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:10:33,867 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:10:33,867 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:10:33,868 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:10:33,868 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:10:33,868 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:10:33,868 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:10:33,868 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:10:33,869 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:10:33,869 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:10:33,869 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:10:33,870 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:10:33,870 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:10:33,870 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:10:33,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:10:33,870 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:10:33,871 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:10:33,871 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:10:33,871 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:10:33,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:10:33,871 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:10:33,872 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:10:33,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:10:33,872 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:10:33,872 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:10:33,872 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:10:33,872 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:10:33,873 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:10:33,873 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:10:33,873 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:10:33,873 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:10:34,138 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:10:34,158 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:10:34,163 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:10:34,164 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:10:34,165 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:10:34,166 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label53.c [2019-11-24 10:10:34,238 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ff1e61e2/a57ce7e70b6a46aa86531361f375fe3c/FLAG75981dbad [2019-11-24 10:10:34,815 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:10:34,816 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label53.c [2019-11-24 10:10:34,827 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ff1e61e2/a57ce7e70b6a46aa86531361f375fe3c/FLAG75981dbad [2019-11-24 10:10:35,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ff1e61e2/a57ce7e70b6a46aa86531361f375fe3c [2019-11-24 10:10:35,078 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:10:35,080 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:10:35,081 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:10:35,081 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:10:35,085 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:10:35,085 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6da0f10a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35, skipping insertion in model container [2019-11-24 10:10:35,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,096 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:10:35,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:10:35,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:10:35,665 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:10:35,772 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:10:35,792 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:10:35,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35 WrapperNode [2019-11-24 10:10:35,793 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:10:35,794 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:10:35,794 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:10:35,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:10:35,800 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,821 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:10:35,888 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:10:35,888 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:10:35,888 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:10:35,897 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,898 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,934 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,942 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (1/1) ... [2019-11-24 10:10:35,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:10:35,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:10:35,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:10:35,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:10:35,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:35" (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 [2019-11-24 10:10:36,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:10:36,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:10:37,890 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:10:37,891 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:10:37,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:37 BoogieIcfgContainer [2019-11-24 10:10:37,892 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:10:37,893 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:10:37,893 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:10:37,893 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:10:37,894 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:10:37" (1/1) ... [2019-11-24 10:10:37,895 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 10:10:37,921 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:10:37,922 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:10:37,935 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:10:37,944 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:10:37,945 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:10:38,307 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-11-24 10:10:40,673 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:10:44,839 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 35867 conjuctions. This might take some time... [2019-11-24 10:10:52,674 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:10:55,915 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 35867 conjuctions. This might take some time... [2019-11-24 10:11:03,665 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 43 [2019-11-24 10:11:05,707 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 35867 conjuctions. This might take some time... [2019-11-24 10:11:14,369 WARN L192 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-11-24 10:11:17,959 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-11-24 10:11:18,078 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-11-24 10:11:18,180 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-11-24 10:11:18,511 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-11-24 10:11:20,163 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:11:20,275 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-11-24 10:11:24,730 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 158 [2019-11-24 10:11:25,880 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:11:26,951 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:11:28,172 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-11-24 10:11:28,185 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 12 [2019-11-24 10:11:29,405 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 44 [2019-11-24 10:11:31,100 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 35868 conjuctions. This might take some time... [2019-11-24 10:11:37,507 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 44 [2019-11-24 10:11:39,113 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 35868 conjuctions. This might take some time... [2019-11-24 10:11:45,622 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 44 [2019-11-24 10:11:47,337 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 35868 conjuctions. This might take some time... [2019-11-24 10:11:56,579 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-11-24 10:11:57,265 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:11:58,052 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2019-11-24 10:11:58,157 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 160 [2019-11-24 10:11:58,263 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 160 [2019-11-24 10:11:58,369 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:11:58,489 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:11:58,598 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:11:58,705 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:11:58,825 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:11:58,948 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:11:59,065 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:11:59,201 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:11:59,322 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:11:59,468 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:11:59,598 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:11:59,719 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:11:59,840 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:11:59,974 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:00,102 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:00,221 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:00,344 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:00,467 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:00,589 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:00,720 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:12:00,843 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 163 [2019-11-24 10:12:00,988 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2019-11-24 10:12:01,131 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:01,256 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:01,380 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:01,562 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:12:01,693 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 164 [2019-11-24 10:12:01,822 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:12:01,956 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:02,086 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:02,216 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:02,363 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:12:02,529 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 165 [2019-11-24 10:12:02,662 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:02,805 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 165 [2019-11-24 10:12:03,004 WARN L192 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 165 [2019-11-24 10:12:03,156 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:12:03,343 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:12:03,481 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:12:03,625 WARN L192 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:12:03,776 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 167 [2019-11-24 10:12:03,924 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 167 [2019-11-24 10:12:04,104 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:12:04,263 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:04,408 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:04,553 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:12:04,709 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:04,860 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:05,018 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:05,375 WARN L192 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:05,789 WARN L192 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:06,216 WARN L192 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:12:06,691 WARN L192 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:07,014 WARN L192 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:07,197 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:07,391 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:07,559 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:07,720 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:12:07,889 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:08,056 WARN L192 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:08,222 WARN L192 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:12:08,424 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:08,596 WARN L192 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:08,767 WARN L192 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:12:08,948 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:09,125 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:09,306 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:12:09,500 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:09,679 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:09,873 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:10,058 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:10,237 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:10,415 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:12:10,608 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174 [2019-11-24 10:12:10,791 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 174