java -Xmx4000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/CToToChcInline.xml -s ../../../trunk/examples/settings//default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --chcprinter.save.file.in.source.directory true --chcprinter.use.automatic.naming true -i /storage/repos/svcomp/c/product-lines/elevator_spec2_product26_false-unreach-call_true-termination.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13656f4 [2019-03-17 12:25:11,242 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 12:25:11,244 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 12:25:11,260 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 12:25:11,262 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 12:25:11,263 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 12:25:11,266 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 12:25:11,268 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 12:25:11,271 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 12:25:11,272 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 12:25:11,279 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 12:25:11,279 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 12:25:11,281 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 12:25:11,282 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 12:25:11,285 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 12:25:11,286 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 12:25:11,287 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 12:25:11,290 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 12:25:11,296 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 12:25:11,299 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 12:25:11,301 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 12:25:11,302 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 12:25:11,304 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 12:25:11,304 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 12:25:11,304 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 12:25:11,305 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 12:25:11,306 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 12:25:11,306 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 12:25:11,307 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 12:25:11,307 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 12:25:11,308 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 12:25:11,309 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 12:25:11,310 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 12:25:11,310 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 12:25:11,311 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 12:25:11,311 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 12:25:11,311 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 12:25:11,312 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 12:25:11,313 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 12:25:11,313 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-03-17 12:25:11,337 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 12:25:11,337 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 12:25:11,340 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 12:25:11,345 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 12:25:11,345 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 12:25:11,345 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-17 12:25:11,345 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-17 12:25:11,346 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-17 12:25:11,346 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-17 12:25:11,346 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-17 12:25:11,347 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-17 12:25:11,347 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-17 12:25:11,347 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-17 12:25:11,347 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-17 12:25:11,347 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-17 12:25:11,347 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-17 12:25:11,348 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-17 12:25:11,348 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 12:25:11,349 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 12:25:11,349 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 12:25:11,349 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 12:25:11,349 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 12:25:11,349 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 12:25:11,350 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 12:25:11,350 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 12:25:11,350 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 12:25:11,350 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 12:25:11,350 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 12:25:11,351 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Save file in source directory -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.chcprinter: Use automatic naming -> true [2019-03-17 12:25:11,391 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-17 12:25:11,403 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 12:25:11,406 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-17 12:25:11,408 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-17 12:25:11,408 INFO L276 PluginConnector]: CDTParser initialized [2019-03-17 12:25:11,409 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/elevator_spec2_product26_false-unreach-call_true-termination.cil.c [2019-03-17 12:25:11,472 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8a439e07/468e82255c4641cbb8726a2812e95dcb/FLAG3789b6333 [2019-03-17 12:25:12,075 INFO L307 CDTParser]: Found 1 translation units. [2019-03-17 12:25:12,076 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/elevator_spec2_product26_false-unreach-call_true-termination.cil.c [2019-03-17 12:25:12,112 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8a439e07/468e82255c4641cbb8726a2812e95dcb/FLAG3789b6333 [2019-03-17 12:25:12,249 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8a439e07/468e82255c4641cbb8726a2812e95dcb [2019-03-17 12:25:12,258 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-17 12:25:12,259 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-17 12:25:12,260 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-17 12:25:12,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-17 12:25:12,263 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-17 12:25:12,264 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:25:12" (1/1) ... [2019-03-17 12:25:12,267 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@177806c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:12, skipping insertion in model container [2019-03-17 12:25:12,267 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 12:25:12" (1/1) ... [2019-03-17 12:25:12,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-17 12:25:12,356 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-17 12:25:12,962 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 12:25:12,992 INFO L191 MainTranslator]: Completed pre-run [2019-03-17 12:25:13,298 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 12:25:13,375 INFO L195 MainTranslator]: Completed translation [2019-03-17 12:25:13,375 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13 WrapperNode [2019-03-17 12:25:13,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-17 12:25:13,376 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-17 12:25:13,376 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-17 12:25:13,377 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-17 12:25:13,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (1/1) ... [2019-03-17 12:25:13,418 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (1/1) ... [2019-03-17 12:25:13,711 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-17 12:25:13,712 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-17 12:25:13,712 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-17 12:25:13,712 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-17 12:25:13,722 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (1/1) ... [2019-03-17 12:25:13,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (1/1) ... [2019-03-17 12:25:13,767 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (1/1) ... [2019-03-17 12:25:13,768 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (1/1) ... [2019-03-17 12:25:13,875 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (1/1) ... [2019-03-17 12:25:13,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (1/1) ... [2019-03-17 12:25:14,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (1/1) ... [2019-03-17 12:25:14,137 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-17 12:25:14,141 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-17 12:25:14,141 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-17 12:25:14,142 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-17 12:25:14,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 12:25:13" (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 [2019-03-17 12:25:14,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-03-17 12:25:14,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-03-17 12:25:14,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-17 12:25:14,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-03-17 12:25:28,967 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-03-17 12:25:28,967 INFO L286 CfgBuilder]: Removed 1125 assue(true) statements. [2019-03-17 12:25:28,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 12:25:28 BoogieIcfgContainer [2019-03-17 12:25:28,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-03-17 12:25:28,971 INFO L113 PluginConnector]: ------------------------IcfgToChc---------------------------- [2019-03-17 12:25:28,972 INFO L271 PluginConnector]: Initializing IcfgToChc... [2019-03-17 12:25:28,972 INFO L276 PluginConnector]: IcfgToChc initialized [2019-03-17 12:25:28,975 INFO L185 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 12:25:28" (1/1) ... Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown