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/Problem19_label22.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-2989841 [2019-08-10 00:12:45,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-10 00:12:45,619 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-10 00:12:45,636 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-10 00:12:45,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-10 00:12:45,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-10 00:12:45,639 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-10 00:12:45,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-10 00:12:45,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-10 00:12:45,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-10 00:12:45,644 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-10 00:12:45,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-10 00:12:45,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-10 00:12:45,646 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-10 00:12:45,647 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-10 00:12:45,648 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-10 00:12:45,649 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-10 00:12:45,650 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-10 00:12:45,652 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-10 00:12:45,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-10 00:12:45,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-10 00:12:45,656 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-10 00:12:45,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-10 00:12:45,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-10 00:12:45,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-10 00:12:45,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-10 00:12:45,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-10 00:12:45,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-10 00:12:45,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-10 00:12:45,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-10 00:12:45,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-10 00:12:45,665 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-10 00:12:45,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-10 00:12:45,667 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-10 00:12:45,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-10 00:12:45,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-10 00:12:45,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-10 00:12:45,669 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-10 00:12:45,669 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-10 00:12:45,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-10 00:12:45,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-10 00:12:45,675 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 [2019-08-10 00:12:45,698 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-10 00:12:45,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-10 00:12:45,701 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-10 00:12:45,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-10 00:12:45,702 INFO L138 SettingsManager]: * Use SBE=true [2019-08-10 00:12:45,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-10 00:12:45,704 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-10 00:12:45,704 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-10 00:12:45,704 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-10 00:12:45,705 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-10 00:12:45,705 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-10 00:12:45,705 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-10 00:12:45,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-10 00:12:45,705 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-10 00:12:45,706 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-10 00:12:45,706 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-10 00:12:45,706 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-10 00:12:45,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-10 00:12:45,706 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-10 00:12:45,707 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-10 00:12:45,707 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-10 00:12:45,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-10 00:12:45,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-10 00:12:45,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-10 00:12:45,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-10 00:12:45,709 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-10 00:12:45,709 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-10 00:12:45,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-10 00:12:45,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-10 00:12:45,762 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-10 00:12:45,774 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-10 00:12:45,778 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-10 00:12:45,779 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-10 00:12:45,780 INFO L275 PluginConnector]: CDTParser initialized [2019-08-10 00:12:45,780 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem19_label22.c [2019-08-10 00:12:45,838 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea484eb9b/c8d6e3187d234eb591322d26830b8822/FLAG8fa50db65 [2019-08-10 00:12:46,663 INFO L306 CDTParser]: Found 1 translation units. [2019-08-10 00:12:46,664 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem19_label22.c [2019-08-10 00:12:46,705 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea484eb9b/c8d6e3187d234eb591322d26830b8822/FLAG8fa50db65 [2019-08-10 00:12:47,155 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea484eb9b/c8d6e3187d234eb591322d26830b8822 [2019-08-10 00:12:47,164 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-10 00:12:47,165 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-10 00:12:47,166 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-10 00:12:47,166 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-10 00:12:47,170 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-10 00:12:47,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 12:12:47" (1/1) ... [2019-08-10 00:12:47,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1115231e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:47, skipping insertion in model container [2019-08-10 00:12:47,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.08 12:12:47" (1/1) ... [2019-08-10 00:12:47,180 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-10 00:12:47,371 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-10 00:12:49,597 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 00:12:49,606 INFO L188 MainTranslator]: Completed pre-run [2019-08-10 00:12:50,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-10 00:12:50,945 INFO L192 MainTranslator]: Completed translation [2019-08-10 00:12:50,945 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:50 WrapperNode [2019-08-10 00:12:50,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-10 00:12:50,946 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-10 00:12:50,946 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-10 00:12:50,946 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-10 00:12:50,960 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:50" (1/1) ... [2019-08-10 00:12:50,960 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:50" (1/1) ... [2019-08-10 00:12:51,046 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:50" (1/1) ... [2019-08-10 00:12:51,047 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:50" (1/1) ... [2019-08-10 00:12:51,217 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:50" (1/1) ... [2019-08-10 00:12:51,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:50" (1/1) ... [2019-08-10 00:12:51,307 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:50" (1/1) ... [2019-08-10 00:12:51,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-10 00:12:51,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-10 00:12:51,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-10 00:12:51,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-10 00:12:51,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.08 12:12:50" (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 [2019-08-10 00:12:51,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-10 00:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-10 00:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-10 00:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output2 [2019-08-10 00:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output3 [2019-08-10 00:12:51,468 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output4 [2019-08-10 00:12:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output5 [2019-08-10 00:12:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output6 [2019-08-10 00:12:51,469 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-10 00:12:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-10 00:12:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output2 [2019-08-10 00:12:51,469 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output3 [2019-08-10 00:12:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output4 [2019-08-10 00:12:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output5 [2019-08-10 00:12:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output6 [2019-08-10 00:12:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-10 00:12:51,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-10 00:12:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-10 00:12:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-10 00:12:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-10 00:12:51,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-10 00:13:01,496 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-10 00:13:01,497 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-10 00:13:01,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 12:13:01 BoogieIcfgContainer [2019-08-10 00:13:01,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-10 00:13:01,500 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-10 00:13:01,500 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-10 00:13:01,500 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-10 00:13:01,501 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.08 12:13:01" (1/1) ... [2019-08-10 00:13:06,144 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 11907 conjuctions. This might take some time... [2019-08-10 00:13:37,139 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5103 conjuctions. This might take some time... [2019-08-10 00:13:52,566 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 5832 conjuctions. This might take some time... [2019-08-10 00:14:43,929 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-08-10 00:15:01,001 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6561 conjuctions. This might take some time... [2019-08-10 00:15:06,491 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 39366 conjuctions. This might take some time... [2019-08-10 00:17:27,751 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 13122 conjuctions. This might take some time... [2019-08-10 00:17:42,246 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 19683 conjuctions. This might take some time... [2019-08-10 00:18:28,843 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 59049 conjuctions. This might take some time...