java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label30.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:49:37,114 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:49:37,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:49:37,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:49:37,136 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:49:37,138 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:49:37,140 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:49:37,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:49:37,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:49:37,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:49:37,160 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:49:37,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:49:37,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:49:37,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:49:37,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:49:37,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:49:37,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:49:37,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:49:37,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:49:37,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:49:37,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:49:37,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:49:37,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:49:37,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:49:37,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:49:37,174 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:49:37,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:49:37,175 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:49:37,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:49:37,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:49:37,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:49:37,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:49:37,178 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:49:37,179 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:49:37,180 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:49:37,180 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:49:37,181 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:49:37,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:49:37,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:49:37,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:49:37,183 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:49:37,183 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 [2019-10-15 01:49:37,197 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:49:37,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:49:37,198 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:49:37,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:49:37,199 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:49:37,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:49:37,199 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:49:37,200 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:49:37,200 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:49:37,200 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:49:37,200 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:49:37,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:49:37,201 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:49:37,201 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:49:37,201 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:49:37,201 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:49:37,201 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:49:37,202 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:49:37,202 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:49:37,202 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:49:37,202 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:49:37,202 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:49:37,203 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:49:37,203 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:49:37,203 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:49:37,203 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:49:37,203 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:49:37,204 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:49:37,204 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-10-15 01:49:37,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:49:37,507 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:49:37,511 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:49:37,512 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:49:37,512 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:49:37,513 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label30.c [2019-10-15 01:49:37,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b78849b6/41e9110e110e442f8153af4e08e4e1d3/FLAGf01c06548 [2019-10-15 01:49:38,191 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:49:38,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label30.c [2019-10-15 01:49:38,206 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b78849b6/41e9110e110e442f8153af4e08e4e1d3/FLAGf01c06548 [2019-10-15 01:49:38,407 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b78849b6/41e9110e110e442f8153af4e08e4e1d3 [2019-10-15 01:49:38,417 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:49:38,418 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:49:38,419 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:49:38,419 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:49:38,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:49:38,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:49:38" (1/1) ... [2019-10-15 01:49:38,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@676b36a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:38, skipping insertion in model container [2019-10-15 01:49:38,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:49:38" (1/1) ... [2019-10-15 01:49:38,434 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:49:38,500 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:49:39,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:49:39,352 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:49:39,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:49:39,557 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:49:39,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:39 WrapperNode [2019-10-15 01:49:39,558 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:49:39,559 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:49:39,559 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:49:39,559 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:49:39,573 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:39" (1/1) ... [2019-10-15 01:49:39,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:39" (1/1) ... [2019-10-15 01:49:39,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:39" (1/1) ... [2019-10-15 01:49:39,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:39" (1/1) ... [2019-10-15 01:49:39,684 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:39" (1/1) ... [2019-10-15 01:49:39,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:39" (1/1) ... [2019-10-15 01:49:39,730 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:39" (1/1) ... [2019-10-15 01:49:39,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:49:39,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:49:39,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:49:39,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:49:39,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:49:39" (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 [2019-10-15 01:49:39,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:49:39,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:49:39,829 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-10-15 01:49:39,829 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:49:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-10-15 01:49:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:49:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:49:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-15 01:49:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:49:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:49:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start