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 -i ../../../trunk/examples/svcomp/eca-rers2012/Problem16_label00.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 21:46:06,390 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 21:46:06,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 21:46:06,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 21:46:06,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 21:46:06,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 21:46:06,410 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 21:46:06,412 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 21:46:06,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 21:46:06,415 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 21:46:06,416 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 21:46:06,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 21:46:06,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 21:46:06,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 21:46:06,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 21:46:06,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 21:46:06,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 21:46:06,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 21:46:06,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 21:46:06,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 21:46:06,428 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 21:46:06,429 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 21:46:06,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 21:46:06,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 21:46:06,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 21:46:06,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 21:46:06,433 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 21:46:06,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 21:46:06,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 21:46:06,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 21:46:06,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 21:46:06,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 21:46:06,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 21:46:06,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 21:46:06,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 21:46:06,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 21:46:06,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 21:46:06,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 21:46:06,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 21:46:06,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 21:46:06,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 21:46:06,443 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 [2019-08-09 21:46:06,464 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 21:46:06,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 21:46:06,465 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 21:46:06,466 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 21:46:06,466 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 21:46:06,466 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 21:46:06,466 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 21:46:06,466 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 21:46:06,467 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 21:46:06,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 21:46:06,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 21:46:06,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 21:46:06,467 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 21:46:06,468 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 21:46:06,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 21:46:06,468 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 21:46:06,468 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 21:46:06,468 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 21:46:06,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 21:46:06,469 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 21:46:06,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 21:46:06,469 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 21:46:06,469 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 21:46:06,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 21:46:06,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 21:46:06,470 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 21:46:06,470 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 21:46:06,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 21:46:06,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 21:46:06,513 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 21:46:06,526 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 21:46:06,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 21:46:06,531 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 21:46:06,532 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 21:46:06,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem16_label00.c [2019-08-09 21:46:06,600 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4b30b1b0/2d647c3c55344b639610f85d4610e60a/FLAG0094bc1b4 [2019-08-09 21:46:07,324 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 21:46:07,326 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem16_label00.c [2019-08-09 21:46:07,350 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4b30b1b0/2d647c3c55344b639610f85d4610e60a/FLAG0094bc1b4 [2019-08-09 21:46:07,473 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e4b30b1b0/2d647c3c55344b639610f85d4610e60a [2019-08-09 21:46:07,482 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 21:46:07,483 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 21:46:07,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 21:46:07,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 21:46:07,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 21:46:07,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 09:46:07" (1/1) ... [2019-08-09 21:46:07,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ea663d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:07, skipping insertion in model container [2019-08-09 21:46:07,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 09:46:07" (1/1) ... [2019-08-09 21:46:07,500 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 21:46:07,586 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 21:46:08,520 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 21:46:08,530 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 21:46:08,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 21:46:08,868 INFO L192 MainTranslator]: Completed translation [2019-08-09 21:46:08,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:08 WrapperNode [2019-08-09 21:46:08,869 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 21:46:08,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 21:46:08,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 21:46:08,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 21:46:08,886 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:08" (1/1) ... [2019-08-09 21:46:08,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:08" (1/1) ... [2019-08-09 21:46:08,927 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:08" (1/1) ... [2019-08-09 21:46:08,928 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:08" (1/1) ... [2019-08-09 21:46:09,007 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:08" (1/1) ... [2019-08-09 21:46:09,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:08" (1/1) ... [2019-08-09 21:46:09,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:08" (1/1) ... [2019-08-09 21:46:09,078 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 21:46:09,079 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 21:46:09,079 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 21:46:09,079 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 21:46:09,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 09:46:08" (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 [2019-08-09 21:46:09,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 21:46:09,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 21:46:09,161 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-09 21:46:09,162 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-09 21:46:09,162 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 21:46:09,162 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-09 21:46:09,162 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-09 21:46:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 21:46:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 21:46:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-09 21:46:09,163 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 21:46:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 21:46:09,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 21:46:11,912 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 21:46:11,912 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 21:46:11,914 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 09:46:11 BoogieIcfgContainer [2019-08-09 21:46:11,914 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 21:46:11,915 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 21:46:11,915 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 21:46:11,915 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 21:46:11,917 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 09:46:11" (1/1) ... [2019-08-09 21:46:40,586 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 7290 conjuctions. This might take some time... [2019-08-09 21:47:48,546 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5832 conjuctions. This might take some time... [2019-08-09 21:48:12,686 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-08-09 21:48:33,183 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6561 conjuctions. This might take some time... [2019-08-09 21:48:37,900 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 39366 conjuctions. This might take some time... [2019-08-09 21:53:34,013 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-08-09 21:53:53,362 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6561 conjuctions. This might take some time... [2019-08-09 21:53:57,508 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 19683 conjuctions. This might take some time... [2019-08-09 21:55:08,457 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 59049 conjuctions. This might take some time...