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/eca-rers2012/Problem05_label08_true-unreach-call.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13656f4 [2019-03-17 11:52:00,277 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-03-17 11:52:00,279 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-03-17 11:52:00,294 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-03-17 11:52:00,294 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-03-17 11:52:00,296 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-03-17 11:52:00,299 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-03-17 11:52:00,303 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-03-17 11:52:00,306 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-03-17 11:52:00,307 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-03-17 11:52:00,316 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-03-17 11:52:00,316 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-03-17 11:52:00,317 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-03-17 11:52:00,319 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-03-17 11:52:00,320 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-03-17 11:52:00,323 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-03-17 11:52:00,324 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-03-17 11:52:00,328 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-03-17 11:52:00,332 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-03-17 11:52:00,334 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-03-17 11:52:00,337 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-03-17 11:52:00,338 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-03-17 11:52:00,343 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-03-17 11:52:00,343 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-03-17 11:52:00,344 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-03-17 11:52:00,345 INFO L174 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-03-17 11:52:00,345 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-03-17 11:52:00,346 INFO L177 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-03-17 11:52:00,346 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-03-17 11:52:00,349 INFO L174 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-03-17 11:52:00,351 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-03-17 11:52:00,352 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-03-17 11:52:00,353 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-03-17 11:52:00,354 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-03-17 11:52:00,354 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-03-17 11:52:00,355 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-03-17 11:52:00,355 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-03-17 11:52:00,357 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-03-17 11:52:00,357 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-03-17 11:52:00,358 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 11:52:00,381 INFO L110 SettingsManager]: Loading preferences was successful [2019-03-17 11:52:00,383 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-03-17 11:52:00,384 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-03-17 11:52:00,384 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-03-17 11:52:00,384 INFO L133 SettingsManager]: * Use SBE=true [2019-03-17 11:52:00,385 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-03-17 11:52:00,385 INFO L133 SettingsManager]: * sizeof long=4 [2019-03-17 11:52:00,385 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-03-17 11:52:00,385 INFO L133 SettingsManager]: * sizeof POINTER=4 [2019-03-17 11:52:00,385 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-03-17 11:52:00,386 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-03-17 11:52:00,386 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-03-17 11:52:00,386 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-03-17 11:52:00,386 INFO L133 SettingsManager]: * sizeof long double=12 [2019-03-17 11:52:00,386 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-03-17 11:52:00,387 INFO L133 SettingsManager]: * Use constant arrays=true [2019-03-17 11:52:00,388 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-03-17 11:52:00,388 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-03-17 11:52:00,388 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-03-17 11:52:00,389 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-03-17 11:52:00,389 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-03-17 11:52:00,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-03-17 11:52:00,390 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-03-17 11:52:00,390 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-03-17 11:52:00,390 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-03-17 11:52:00,390 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-03-17 11:52:00,390 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-03-17 11:52:00,391 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-03-17 11:52:00,391 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 11:52:00,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-03-17 11:52:00,441 INFO L259 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-03-17 11:52:00,444 INFO L215 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-03-17 11:52:00,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-03-17 11:52:00,445 INFO L276 PluginConnector]: CDTParser initialized [2019-03-17 11:52:00,446 INFO L430 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/eca-rers2012/Problem05_label08_true-unreach-call.c [2019-03-17 11:52:00,494 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0abbe4a3/1c6ffb2811a74971a55cdee16c63bcf5/FLAG88bb7d8dc [2019-03-17 11:52:01,534 INFO L307 CDTParser]: Found 1 translation units. [2019-03-17 11:52:01,535 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/eca-rers2012/Problem05_label08_true-unreach-call.c [2019-03-17 11:52:01,581 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0abbe4a3/1c6ffb2811a74971a55cdee16c63bcf5/FLAG88bb7d8dc [2019-03-17 11:52:01,769 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0abbe4a3/1c6ffb2811a74971a55cdee16c63bcf5 [2019-03-17 11:52:01,777 INFO L297 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-03-17 11:52:01,778 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-03-17 11:52:01,779 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-03-17 11:52:01,779 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-03-17 11:52:01,783 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-03-17 11:52:01,783 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:52:01" (1/1) ... [2019-03-17 11:52:01,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15126903 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:01, skipping insertion in model container [2019-03-17 11:52:01,786 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:52:01" (1/1) ... [2019-03-17 11:52:01,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-03-17 11:52:02,048 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-03-17 11:52:04,228 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 11:52:04,233 INFO L191 MainTranslator]: Completed pre-run [2019-03-17 11:52:05,318 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-03-17 11:52:05,384 INFO L195 MainTranslator]: Completed translation [2019-03-17 11:52:05,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05 WrapperNode [2019-03-17 11:52:05,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-03-17 11:52:05,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-03-17 11:52:05,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-03-17 11:52:05,386 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2019-03-17 11:52:05,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (1/1) ... [2019-03-17 11:52:05,481 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (1/1) ... [2019-03-17 11:52:05,802 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-03-17 11:52:05,802 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-03-17 11:52:05,802 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-03-17 11:52:05,803 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2019-03-17 11:52:05,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (1/1) ... [2019-03-17 11:52:05,814 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (1/1) ... [2019-03-17 11:52:05,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (1/1) ... [2019-03-17 11:52:05,862 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (1/1) ... [2019-03-17 11:52:06,021 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (1/1) ... [2019-03-17 11:52:06,078 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (1/1) ... [2019-03-17 11:52:06,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (1/1) ... [2019-03-17 11:52:06,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-03-17 11:52:06,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-03-17 11:52:06,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-03-17 11:52:06,204 INFO L276 PluginConnector]: RCFGBuilder initialized [2019-03-17 11:52:06,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:52:05" (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 [2019-03-17 11:52:06,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-03-17 11:52:06,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-03-17 11:52:21,384 INFO L281 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-03-17 11:52:21,385 INFO L286 CfgBuilder]: Removed 21 assue(true) statements. [2019-03-17 11:52:21,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 11:52:21 BoogieIcfgContainer [2019-03-17 11:52:21,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-03-17 11:52:21,388 INFO L113 PluginConnector]: ------------------------IcfgToChc---------------------------- [2019-03-17 11:52:21,388 INFO L271 PluginConnector]: Initializing IcfgToChc... [2019-03-17 11:52:21,388 INFO L276 PluginConnector]: IcfgToChc initialized [2019-03-17 11:52:21,391 INFO L185 PluginConnector]: Executing the observer IcfgToChcObserver from plugin IcfgToChc for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 11:52:21" (1/1) ... Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown