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/Problem11_label39.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-55cd5f5 [2019-08-14 12:20:03,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-14 12:20:03,241 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-14 12:20:03,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-14 12:20:03,253 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-14 12:20:03,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-14 12:20:03,255 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-14 12:20:03,257 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-14 12:20:03,258 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-14 12:20:03,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-14 12:20:03,260 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-14 12:20:03,261 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-14 12:20:03,261 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-14 12:20:03,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-14 12:20:03,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-14 12:20:03,264 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-14 12:20:03,265 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-14 12:20:03,266 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-14 12:20:03,268 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-14 12:20:03,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-14 12:20:03,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-14 12:20:03,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-14 12:20:03,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-14 12:20:03,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-14 12:20:03,276 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-14 12:20:03,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-14 12:20:03,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-14 12:20:03,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-14 12:20:03,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-14 12:20:03,279 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-14 12:20:03,279 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-14 12:20:03,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-14 12:20:03,280 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-14 12:20:03,281 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-14 12:20:03,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-14 12:20:03,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-14 12:20:03,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-14 12:20:03,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-14 12:20:03,283 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-14 12:20:03,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-14 12:20:03,285 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-14 12:20:03,286 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 [2019-08-14 12:20:03,303 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-14 12:20:03,303 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-14 12:20:03,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-14 12:20:03,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-14 12:20:03,304 INFO L138 SettingsManager]: * Use SBE=true [2019-08-14 12:20:03,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-14 12:20:03,305 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-14 12:20:03,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-14 12:20:03,305 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-14 12:20:03,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-14 12:20:03,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-14 12:20:03,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-14 12:20:03,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-14 12:20:03,306 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-14 12:20:03,306 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-14 12:20:03,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-14 12:20:03,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-14 12:20:03,307 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-14 12:20:03,307 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-14 12:20:03,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-14 12:20:03,308 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-14 12:20:03,308 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-14 12:20:03,308 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-14 12:20:03,308 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-14 12:20:03,309 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-14 12:20:03,309 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-14 12:20:03,309 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-14 12:20:03,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-14 12:20:03,309 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-14 12:20:03,336 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-14 12:20:03,349 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-14 12:20:03,352 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-14 12:20:03,354 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-14 12:20:03,354 INFO L275 PluginConnector]: CDTParser initialized [2019-08-14 12:20:03,355 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label39.c [2019-08-14 12:20:03,415 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd280f2cc/b0ca6c75ae724250ae69704bb288ba75/FLAGc976d76df [2019-08-14 12:20:04,010 INFO L306 CDTParser]: Found 1 translation units. [2019-08-14 12:20:04,011 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label39.c [2019-08-14 12:20:04,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd280f2cc/b0ca6c75ae724250ae69704bb288ba75/FLAGc976d76df [2019-08-14 12:20:04,243 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd280f2cc/b0ca6c75ae724250ae69704bb288ba75 [2019-08-14 12:20:04,252 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-14 12:20:04,254 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-14 12:20:04,255 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-14 12:20:04,255 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-14 12:20:04,258 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-14 12:20:04,259 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 12:20:04" (1/1) ... [2019-08-14 12:20:04,262 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 14.08 12:20:04, skipping insertion in model container [2019-08-14 12:20:04,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.08 12:20:04" (1/1) ... [2019-08-14 12:20:04,270 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-14 12:20:04,342 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-14 12:20:05,103 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 12:20:05,115 INFO L188 MainTranslator]: Completed pre-run [2019-08-14 12:20:05,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-14 12:20:05,499 INFO L192 MainTranslator]: Completed translation [2019-08-14 12:20:05,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:20:05 WrapperNode [2019-08-14 12:20:05,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-14 12:20:05,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-14 12:20:05,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-14 12:20:05,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-14 12:20:05,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:20:05" (1/1) ... [2019-08-14 12:20:05,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:20:05" (1/1) ... [2019-08-14 12:20:05,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:20:05" (1/1) ... [2019-08-14 12:20:05,540 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:20:05" (1/1) ... [2019-08-14 12:20:05,611 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:20:05" (1/1) ... [2019-08-14 12:20:05,633 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:20:05" (1/1) ... [2019-08-14 12:20:05,644 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:20:05" (1/1) ... [2019-08-14 12:20:05,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-14 12:20:05,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-14 12:20:05,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-14 12:20:05,659 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-14 12:20:05,660 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.08 12:20:05" (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 [2019-08-14 12:20:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-14 12:20:05,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-14 12:20:05,722 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2019-08-14 12:20:05,722 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-14 12:20:05,722 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2019-08-14 12:20:05,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-14 12:20:05,722 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-14 12:20:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-14 12:20:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-14 12:20:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-14 12:20:05,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-14 12:20:07,497 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-14 12:20:07,498 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-08-14 12:20:07,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 12:20:07 BoogieIcfgContainer [2019-08-14 12:20:07,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-14 12:20:07,500 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-14 12:20:07,500 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-14 12:20:07,500 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-14 12:20:07,501 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.08 12:20:07" (1/1) ... [2019-08-14 12:20:16,606 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 6561 conjuctions. This might take some time... [2019-08-14 12:20:30,339 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 19683 conjuctions. This might take some time... [2019-08-14 12:21:00,606 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 531441 conjuctions. This might take some time...