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/Problem12_label33.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-09 19:06:35,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-09 19:06:35,336 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-09 19:06:35,352 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-09 19:06:35,353 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-09 19:06:35,354 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-09 19:06:35,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-09 19:06:35,356 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-09 19:06:35,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-09 19:06:35,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-09 19:06:35,360 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-09 19:06:35,361 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-09 19:06:35,361 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-09 19:06:35,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-09 19:06:35,363 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-09 19:06:35,364 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-09 19:06:35,365 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-09 19:06:35,366 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-09 19:06:35,367 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-09 19:06:35,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-09 19:06:35,371 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-09 19:06:35,372 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-09 19:06:35,373 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-09 19:06:35,374 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-09 19:06:35,378 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-09 19:06:35,378 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-09 19:06:35,379 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-09 19:06:35,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-09 19:06:35,380 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-09 19:06:35,383 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-09 19:06:35,384 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-09 19:06:35,385 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-09 19:06:35,385 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-09 19:06:35,386 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-09 19:06:35,387 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-09 19:06:35,387 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-09 19:06:35,388 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-09 19:06:35,390 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-09 19:06:35,390 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-09 19:06:35,392 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-09 19:06:35,393 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-09 19:06:35,394 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 19:06:35,421 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-09 19:06:35,421 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-09 19:06:35,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-09 19:06:35,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-09 19:06:35,423 INFO L138 SettingsManager]: * Use SBE=true [2019-08-09 19:06:35,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-09 19:06:35,423 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-09 19:06:35,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-09 19:06:35,424 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-09 19:06:35,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-09 19:06:35,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-09 19:06:35,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-09 19:06:35,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-09 19:06:35,425 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-09 19:06:35,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-09 19:06:35,425 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-09 19:06:35,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-09 19:06:35,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-09 19:06:35,426 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-09 19:06:35,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-09 19:06:35,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-09 19:06:35,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-09 19:06:35,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-09 19:06:35,427 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-09 19:06:35,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-09 19:06:35,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-09 19:06:35,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-09 19:06:35,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-09 19:06:35,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-09 19:06:35,464 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-09 19:06:35,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-09 19:06:35,481 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-09 19:06:35,482 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-09 19:06:35,483 INFO L275 PluginConnector]: CDTParser initialized [2019-08-09 19:06:35,483 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem12_label33.c [2019-08-09 19:06:35,548 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cfe412db/7891f926c5cb437994d88db904f2a4da/FLAGfa2b4cbcc [2019-08-09 19:06:36,266 INFO L306 CDTParser]: Found 1 translation units. [2019-08-09 19:06:36,267 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem12_label33.c [2019-08-09 19:06:36,293 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cfe412db/7891f926c5cb437994d88db904f2a4da/FLAGfa2b4cbcc [2019-08-09 19:06:36,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2cfe412db/7891f926c5cb437994d88db904f2a4da [2019-08-09 19:06:36,383 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-09 19:06:36,385 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-09 19:06:36,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-09 19:06:36,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-09 19:06:36,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-09 19:06:36,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 07:06:36" (1/1) ... [2019-08-09 19:06:36,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f95b9f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:36, skipping insertion in model container [2019-08-09 19:06:36,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.08 07:06:36" (1/1) ... [2019-08-09 19:06:36,402 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-09 19:06:36,584 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-09 19:06:38,269 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 19:06:38,275 INFO L188 MainTranslator]: Completed pre-run [2019-08-09 19:06:38,868 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-09 19:06:38,899 INFO L192 MainTranslator]: Completed translation [2019-08-09 19:06:38,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:38 WrapperNode [2019-08-09 19:06:38,901 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-09 19:06:38,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-09 19:06:38,901 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-09 19:06:38,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-09 19:06:38,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:38" (1/1) ... [2019-08-09 19:06:38,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:38" (1/1) ... [2019-08-09 19:06:38,970 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:38" (1/1) ... [2019-08-09 19:06:38,972 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:38" (1/1) ... [2019-08-09 19:06:39,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:38" (1/1) ... [2019-08-09 19:06:39,094 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:38" (1/1) ... [2019-08-09 19:06:39,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:38" (1/1) ... [2019-08-09 19:06:39,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-09 19:06:39,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-09 19:06:39,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-09 19:06:39,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-09 19:06:39,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.08 07:06:38" (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 19:06:39,218 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-09 19:06:39,219 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-09 19:06:39,219 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-09 19:06:39,219 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-09 19:06:39,219 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-09 19:06:39,219 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-09 19:06:39,219 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-09 19:06:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-09 19:06:39,219 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-09 19:06:39,220 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-09 19:06:39,220 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-09 19:06:39,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-09 19:06:39,220 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-09 19:06:39,220 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-09 19:06:39,221 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-09 19:06:39,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-09 19:06:39,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-09 19:06:43,586 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-09 19:06:43,587 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-09 19:06:43,592 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 07:06:43 BoogieIcfgContainer [2019-08-09 19:06:43,592 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-09 19:06:43,592 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-09 19:06:43,593 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-09 19:06:43,593 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-09 19:06:43,594 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.08 07:06:43" (1/1) ... [2019-08-09 19:07:41,229 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-09 19:07:47,565 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-09 19:07:58,118 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 36450 conjuctions. This might take some time... [2019-08-09 19:09:45,819 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-09 19:09:51,947 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-09 19:10:02,759 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 18225 conjuctions. This might take some time... [2019-08-09 19:10:41,690 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 45927 conjuctions. This might take some time... [2019-08-09 19:15:04,590 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-09 19:15:17,305 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-09 19:15:21,047 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 36450 conjuctions. This might take some time... [2019-08-09 19:17:17,374 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 12150 conjuctions. This might take some time... [2019-08-09 19:17:29,636 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6075 conjuctions. This might take some time... [2019-08-09 19:17:33,252 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 18225 conjuctions. This might take some time... [2019-08-09 19:18:11,451 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 91854 conjuctions. This might take some time...