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/Problem13_label34.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 20:18:51,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 20:18:51,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 20:18:51,877 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 20:18:51,877 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 20:18:51,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 20:18:51,880 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 20:18:51,881 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 20:18:51,883 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 20:18:51,884 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 20:18:51,885 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 20:18:51,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 20:18:51,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 20:18:51,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 20:18:51,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 20:18:51,889 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 20:18:51,890 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 20:18:51,891 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 20:18:51,893 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 20:18:51,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 20:18:51,896 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 20:18:51,897 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 20:18:51,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 20:18:51,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 20:18:51,901 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 20:18:51,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 20:18:51,902 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 20:18:51,903 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 20:18:51,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 20:18:51,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 20:18:51,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 20:18:51,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 20:18:51,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 20:18:51,906 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 20:18:51,907 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 20:18:51,907 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 20:18:51,908 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 20:18:51,908 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 20:18:51,909 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 20:18:51,910 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 20:18:51,910 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 20:18:51,911 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 20:18:51,925 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 20:18:51,926 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 20:18:51,927 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 20:18:51,927 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 20:18:51,927 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 20:18:51,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 20:18:51,928 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 20:18:51,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 20:18:51,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 20:18:51,928 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 20:18:51,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 20:18:51,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 20:18:51,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 20:18:51,929 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 20:18:51,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 20:18:51,929 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 20:18:51,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 20:18:51,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 20:18:51,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 20:18:51,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 20:18:51,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 20:18:51,930 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 20:18:51,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 20:18:51,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 20:18:51,931 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 20:18:51,931 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 20:18:51,932 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 20:18:51,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 20:18:51,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 20:18:51,960 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 20:18:51,973 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 20:18:51,976 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 20:18:51,977 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 20:18:51,978 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 20:18:51,978 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem13_label34.c [2019-08-09 20:18:52,038 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ea125cc1/2018325f23cb4895b66a619b1ebee20f/FLAGf918f212b [2019-08-09 20:18:52,788 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 20:18:52,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem13_label34.c [2019-08-09 20:18:52,834 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ea125cc1/2018325f23cb4895b66a619b1ebee20f/FLAGf918f212b [2019-08-09 20:18:53,332 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8ea125cc1/2018325f23cb4895b66a619b1ebee20f [2019-08-09 20:18:53,345 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 20:18:53,346 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 20:18:53,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 20:18:53,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 20:18:53,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 20:18:53,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 08:18:53" (1/1) ... [2019-08-09 20:18:53,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ff8bbd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:53, skipping insertion in model container [2019-08-09 20:18:53,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 08:18:53" (1/1) ... [2019-08-09 20:18:53,363 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 20:18:53,538 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 20:18:55,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 20:18:55,034 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 20:18:55,895 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 20:18:55,933 INFO L192 MainTranslator]: Completed translation [2019-08-09 20:18:55,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:55 WrapperNode [2019-08-09 20:18:55,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 20:18:55,935 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 20:18:55,935 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 20:18:55,935 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 20:18:55,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:55" (1/1) ... [2019-08-09 20:18:55,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:55" (1/1) ... [2019-08-09 20:18:56,032 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:55" (1/1) ... [2019-08-09 20:18:56,034 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:55" (1/1) ... [2019-08-09 20:18:56,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:55" (1/1) ... [2019-08-09 20:18:56,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:55" (1/1) ... [2019-08-09 20:18:56,208 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:55" (1/1) ... [2019-08-09 20:18:56,238 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 20:18:56,239 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 20:18:56,239 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 20:18:56,239 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 20:18:56,241 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 08:18:55" (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 20:18:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 20:18:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 20:18:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-09 20:18:56,307 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-09 20:18:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-09 20:18:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-09 20:18:56,308 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 20:18:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-09 20:18:56,308 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-09 20:18:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-09 20:18:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-09 20:18:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 20:18:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 20:18:56,309 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-09 20:18:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 20:18:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 20:18:56,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 20:19:02,459 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 20:19:02,462 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 20:19:02,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 08:19:02 BoogieIcfgContainer [2019-08-09 20:19:02,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 20:19:02,466 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 20:19:02,466 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 20:19:02,466 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 20:19:02,467 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 08:19:02" (1/1) ... [2019-08-09 20:19:12,976 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 19683 conjuctions. This might take some time... [2019-08-09 20:21:26,627 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-08-09 20:21:41,176 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6561 conjuctions. This might take some time... [2019-08-09 20:21:46,414 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 39366 conjuctions. This might take some time... [2019-08-09 20:24:38,889 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-08-09 20:24:52,251 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6561 conjuctions. This might take some time... [2019-08-09 20:24:57,739 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 19683 conjuctions. This might take some time... [2019-08-09 20:25:48,239 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 59049 conjuctions. This might take some time...