/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_label31.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:05:46,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:05:46,567 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:05:46,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:05:46,585 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:05:46,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:05:46,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:05:46,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:05:46,602 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:05:46,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:05:46,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:05:46,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:05:46,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:05:46,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:05:46,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:05:46,615 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:05:46,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:05:46,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:05:46,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:05:46,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:05:46,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:05:46,632 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:05:46,633 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:05:46,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:05:46,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 10:05:46,641 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:05:46,642 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:05:46,643 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:05:46,644 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:05:46,645 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:05:46,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:05:46,646 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:05:46,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:05:46,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:05:46,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:05:46,648 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:05:46,649 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 10:05:46,688 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:05:46,689 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:05:46,690 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:05:46,690 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:05:46,691 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:05:46,691 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:05:46,691 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:05:46,691 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:05:46,691 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:05:46,692 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:05:46,692 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:05:46,692 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:05:46,692 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:05:46,692 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:05:46,693 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:05:46,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:05:46,695 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:05:46,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:05:46,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:05:46,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:05:46,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:05:46,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:05:46,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:05:46,697 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:05:46,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:05:46,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:05:46,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:05:46,698 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:05:46,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:05:46,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:05:46,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:05:46,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:05:46,700 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:05:46,700 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:05:46,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:05:46,701 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:05:46,701 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:05:46,701 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:05:46,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:05:46,993 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:05:46,996 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:05:46,998 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:05:46,998 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:05:46,999 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label31.c [2019-11-24 10:05:47,073 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ae960db5/197b933f2ad3417d93d4d6762b959079/FLAG9e5803117 [2019-11-24 10:05:47,629 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:05:47,630 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label31.c [2019-11-24 10:05:47,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ae960db5/197b933f2ad3417d93d4d6762b959079/FLAG9e5803117 [2019-11-24 10:05:47,884 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ae960db5/197b933f2ad3417d93d4d6762b959079 [2019-11-24 10:05:47,894 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:05:47,895 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:05:47,896 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:05:47,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:05:47,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:05:47,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:05:47" (1/1) ... [2019-11-24 10:05:47,906 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c4678a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:47, skipping insertion in model container [2019-11-24 10:05:47,906 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:05:47" (1/1) ... [2019-11-24 10:05:47,916 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:05:47,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:05:48,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:05:48,537 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:05:48,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:05:48,677 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:05:48,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48 WrapperNode [2019-11-24 10:05:48,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:05:48,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:05:48,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:05:48,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:05:48,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (1/1) ... [2019-11-24 10:05:48,706 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (1/1) ... [2019-11-24 10:05:48,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:05:48,778 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:05:48,778 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:05:48,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:05:48,790 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (1/1) ... [2019-11-24 10:05:48,791 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (1/1) ... [2019-11-24 10:05:48,799 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (1/1) ... [2019-11-24 10:05:48,799 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (1/1) ... [2019-11-24 10:05:48,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (1/1) ... [2019-11-24 10:05:48,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (1/1) ... [2019-11-24 10:05:48,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (1/1) ... [2019-11-24 10:05:48,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:05:48,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:05:48,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:05:48,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:05:48,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:05:48" (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 10:05:48,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:05:48,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:05:51,073 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:05:51,073 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:05:51,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:05:51 BoogieIcfgContainer [2019-11-24 10:05:51,074 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:05:51,075 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:05:51,075 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:05:51,075 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:05:51,076 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:05:51" (1/1) ... [2019-11-24 10:05:51,077 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 10:05:51,101 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:05:51,101 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:05:51,110 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:05:51,118 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:05:51,119 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:05:51,454 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-11-24 10:05:51,619 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-11-24 10:05:53,815 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:05:55,086 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 23221 conjuctions. This might take some time... [2019-11-24 10:06:00,971 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:06:01,350 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 23221 conjuctions. This might take some time... [2019-11-24 10:06:07,724 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 21 [2019-11-24 10:06:08,164 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 23221 conjuctions. This might take some time... [2019-11-24 10:06:14,168 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 130 [2019-11-24 10:06:16,144 WARN L192 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2019-11-24 10:06:17,639 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-11-24 10:06:20,006 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:06:20,121 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:06:20,226 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:06:20,339 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:06:20,449 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 157 [2019-11-24 10:06:23,149 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:06:25,561 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:06:27,129 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 162 [2019-11-24 10:06:29,265 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:06:29,638 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2019-11-24 10:06:29,652 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 16 [2019-11-24 10:06:30,740 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:06:31,077 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 28346 conjuctions. This might take some time... [2019-11-24 10:06:42,799 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:06:43,147 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 28346 conjuctions. This might take some time... [2019-11-24 10:06:54,708 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 22 [2019-11-24 10:06:55,075 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 28346 conjuctions. This might take some time... [2019-11-24 10:07:11,312 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 164 [2019-11-24 10:07:11,416 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 164 [2019-11-24 10:07:11,518 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:07:11,635 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:07:11,766 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:07:11,873 WARN L192 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:07:11,986 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:07:12,100 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:07:12,222 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:07:12,348 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:12,465 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:12,581 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:12,710 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:12,830 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:12,947 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:13,099 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:13,216 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:13,333 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:13,451 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:13,568 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:13,684 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:13,887 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:07:14,006 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:07:14,125 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:14,253 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:14,376 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:14,522 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:14,657 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:07:14,782 WARN L192 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:07:14,913 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:07:15,040 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:15,170 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:15,295 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:15,489 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2019-11-24 10:07:15,619 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 169 [2019-11-24 10:07:15,746 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:15,894 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 169 [2019-11-24 10:07:16,055 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 169 [2019-11-24 10:07:16,199 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:16,361 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:16,492 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:16,630 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:16,945 WARN L192 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 171 [2019-11-24 10:07:17,305 WARN L192 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 171 [2019-11-24 10:07:17,564 WARN L192 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:07:17,732 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:17,874 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:18,043 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:18,193 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:18,340 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:18,486 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:18,650 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:18,796 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:18,942 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:19,106 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:19,258 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:19,418 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:19,580 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:19,741 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:19,894 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:20,053 WARN L192 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:20,211 WARN L192 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:20,368 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:20,541 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:07:20,703 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:07:20,884 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:07:21,054 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:21,223 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:21,391 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:21,646 WARN L192 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:21,821 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:21,997 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:22,177 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:22,358 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:22,541 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:22,733 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:07:22,913 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:07:23,090 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:23,312 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:23,494 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:23,676 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:23,890 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 179 [2019-11-24 10:07:24,091 WARN L192 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 179 [2019-11-24 10:07:24,275 WARN L192 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:24,465 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 179 [2019-11-24 10:07:24,652 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 179 [2019-11-24 10:07:24,836 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:25,029 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:25,210 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:25,392 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:25,583 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:07:25,774 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:07:25,963 WARN L192 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-24 10:07:26,246 WARN L192 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-24 10:07:26,439 WARN L192 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-24 10:07:26,633 WARN L192 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-24 10:07:26,878 WARN L192 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 183