/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe023_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 11:06:53,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 11:06:53,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 11:06:53,229 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 11:06:53,230 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 11:06:53,232 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 11:06:53,234 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 11:06:53,244 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 11:06:53,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 11:06:53,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 11:06:53,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 11:06:53,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 11:06:53,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 11:06:53,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 11:06:53,260 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 11:06:53,261 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 11:06:53,263 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 11:06:53,264 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 11:06:53,265 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 11:06:53,270 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 11:06:53,275 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 11:06:53,279 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 11:06:53,280 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 11:06:53,280 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 11:06:53,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 11:06:53,283 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 11:06:53,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 11:06:53,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 11:06:53,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 11:06:53,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 11:06:53,287 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 11:06:53,288 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 11:06:53,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 11:06:53,291 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 11:06:53,293 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 11:06:53,293 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 11:06:53,293 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 11:06:53,294 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 11:06:53,294 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 11:06:53,295 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 11:06:53,296 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 11:06:53,297 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-SemanticLbe-McrStrategy.epf [2020-04-18 11:06:53,322 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 11:06:53,323 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 11:06:53,324 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 11:06:53,324 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 11:06:53,324 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 11:06:53,325 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 11:06:53,325 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 11:06:53,325 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 11:06:53,325 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 11:06:53,325 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 11:06:53,326 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 11:06:53,326 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 11:06:53,326 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 11:06:53,326 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 11:06:53,326 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 11:06:53,327 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 11:06:53,327 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 11:06:53,327 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 11:06:53,327 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 11:06:53,327 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 11:06:53,328 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 11:06:53,328 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 11:06:53,328 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 11:06:53,328 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 11:06:53,328 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 11:06:53,328 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 11:06:53,329 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 11:06:53,329 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 11:06:53,329 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 11:06:53,329 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 11:06:53,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 11:06:53,647 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 11:06:53,650 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 11:06:53,652 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 11:06:53,652 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 11:06:53,653 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe023_power.oepc.i [2020-04-18 11:06:53,726 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d65b4e5f4/ad211bcf24784142b03cb6255198195e/FLAGe5b68bd69 [2020-04-18 11:06:54,336 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 11:06:54,337 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe023_power.oepc.i [2020-04-18 11:06:54,359 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d65b4e5f4/ad211bcf24784142b03cb6255198195e/FLAGe5b68bd69 [2020-04-18 11:06:54,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d65b4e5f4/ad211bcf24784142b03cb6255198195e [2020-04-18 11:06:54,529 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 11:06:54,556 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 11:06:54,562 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 11:06:54,563 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 11:06:54,566 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 11:06:54,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:06:54" (1/1) ... [2020-04-18 11:06:54,571 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139a1cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:54, skipping insertion in model container [2020-04-18 11:06:54,571 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 11:06:54" (1/1) ... [2020-04-18 11:06:54,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 11:06:54,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 11:06:55,230 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 11:06:55,246 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 11:06:55,371 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 11:06:55,463 INFO L208 MainTranslator]: Completed translation [2020-04-18 11:06:55,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55 WrapperNode [2020-04-18 11:06:55,465 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 11:06:55,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 11:06:55,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 11:06:55,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 11:06:55,475 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (1/1) ... [2020-04-18 11:06:55,513 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (1/1) ... [2020-04-18 11:06:55,557 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 11:06:55,557 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 11:06:55,557 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 11:06:55,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 11:06:55,569 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (1/1) ... [2020-04-18 11:06:55,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (1/1) ... [2020-04-18 11:06:55,575 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (1/1) ... [2020-04-18 11:06:55,576 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (1/1) ... [2020-04-18 11:06:55,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (1/1) ... [2020-04-18 11:06:55,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (1/1) ... [2020-04-18 11:06:55,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (1/1) ... [2020-04-18 11:06:55,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 11:06:55,620 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 11:06:55,620 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 11:06:55,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 11:06:55,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 11:06:55" (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 [2020-04-18 11:06:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 11:06:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 11:06:55,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 11:06:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 11:06:55,704 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 11:06:55,705 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 11:06:55,705 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 11:06:55,706 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 11:06:55,706 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 11:06:55,707 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 11:06:55,707 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 11:06:55,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 11:06:55,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 11:06:55,711 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown