/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/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --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/Problem14_label52.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 07:40:56,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 07:40:56,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 07:40:56,135 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 07:40:56,135 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 07:40:56,137 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 07:40:56,139 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 07:40:56,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 07:40:56,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 07:40:56,155 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 07:40:56,158 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 07:40:56,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 07:40:56,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 07:40:56,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 07:40:56,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 07:40:56,165 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 07:40:56,167 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 07:40:56,168 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 07:40:56,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 07:40:56,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 07:40:56,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 07:40:56,177 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 07:40:56,181 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 07:40:56,182 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 07:40:56,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 07:40:56,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 07:40:56,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 07:40:56,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 07:40:56,188 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 07:40:56,191 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 07:40:56,191 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 07:40:56,192 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 07:40:56,193 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 07:40:56,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 07:40:56,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 07:40:56,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 07:40:56,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 07:40:56,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 07:40:56,196 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 07:40:56,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 07:40:56,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 07:40:56,198 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 [2019-11-07 07:40:56,211 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 07:40:56,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 07:40:56,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 07:40:56,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 07:40:56,213 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 07:40:56,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 07:40:56,214 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 07:40:56,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 07:40:56,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 07:40:56,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 07:40:56,214 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 07:40:56,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 07:40:56,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 07:40:56,215 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 07:40:56,215 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 07:40:56,215 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 07:40:56,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 07:40:56,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 07:40:56,216 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 07:40:56,216 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 07:40:56,216 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 07:40:56,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 07:40:56,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 07:40:56,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 07:40:56,217 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 07:40:56,217 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 07:40:56,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 07:40:56,218 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 07:40:56,218 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 [2019-11-07 07:40:56,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 07:40:56,530 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 07:40:56,534 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 07:40:56,535 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 07:40:56,536 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 07:40:56,536 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem14_label52.c [2019-11-07 07:40:56,601 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c19e612cd/099f25f7590c401182d302f71a76e401/FLAG2a1823b4c [2019-11-07 07:40:57,158 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 07:40:57,158 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem14_label52.c [2019-11-07 07:40:57,182 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c19e612cd/099f25f7590c401182d302f71a76e401/FLAG2a1823b4c [2019-11-07 07:40:57,456 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c19e612cd/099f25f7590c401182d302f71a76e401 [2019-11-07 07:40:57,465 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 07:40:57,466 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 07:40:57,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 07:40:57,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 07:40:57,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 07:40:57,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:40:57" (1/1) ... [2019-11-07 07:40:57,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7659e483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:57, skipping insertion in model container [2019-11-07 07:40:57,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 07:40:57" (1/1) ... [2019-11-07 07:40:57,481 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 07:40:57,546 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 07:40:58,082 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:40:58,096 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 07:40:58,415 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 07:40:58,441 INFO L192 MainTranslator]: Completed translation [2019-11-07 07:40:58,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:58 WrapperNode [2019-11-07 07:40:58,442 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 07:40:58,443 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 07:40:58,443 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 07:40:58,443 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 07:40:58,462 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:58" (1/1) ... [2019-11-07 07:40:58,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:58" (1/1) ... [2019-11-07 07:40:58,507 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:58" (1/1) ... [2019-11-07 07:40:58,507 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:58" (1/1) ... [2019-11-07 07:40:58,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:58" (1/1) ... [2019-11-07 07:40:58,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:58" (1/1) ... [2019-11-07 07:40:58,609 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:58" (1/1) ... [2019-11-07 07:40:58,622 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 07:40:58,623 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 07:40:58,623 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 07:40:58,623 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 07:40:58,624 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 07:40:58" (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 [2019-11-07 07:40:58,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 07:40:58,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 07:40:58,699 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-11-07 07:40:58,700 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 07:40:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-11-07 07:40:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 07:40:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 07:40:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-11-07 07:40:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 07:40:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 07:40:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start