/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-VariableLbe-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 15:29:20,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 15:29:20,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 15:29:20,112 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 15:29:20,113 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 15:29:20,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 15:29:20,115 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 15:29:20,117 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 15:29:20,118 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 15:29:20,119 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 15:29:20,120 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 15:29:20,121 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 15:29:20,122 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 15:29:20,123 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 15:29:20,124 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 15:29:20,125 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 15:29:20,126 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 15:29:20,126 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 15:29:20,128 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 15:29:20,130 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 15:29:20,132 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 15:29:20,133 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 15:29:20,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 15:29:20,135 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 15:29:20,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 15:29:20,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 15:29:20,137 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 15:29:20,138 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 15:29:20,138 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 15:29:20,139 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 15:29:20,140 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 15:29:20,140 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 15:29:20,141 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 15:29:20,142 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 15:29:20,143 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 15:29:20,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 15:29:20,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 15:29:20,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 15:29:20,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 15:29:20,145 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 15:29:20,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 15:29:20,147 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-VariableLbe-McrStrategy.epf [2020-04-18 15:29:20,161 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 15:29:20,161 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 15:29:20,162 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 15:29:20,163 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 15:29:20,163 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 15:29:20,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 15:29:20,163 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 15:29:20,163 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 15:29:20,164 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 15:29:20,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 15:29:20,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 15:29:20,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 15:29:20,164 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 15:29:20,165 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 15:29:20,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 15:29:20,165 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 15:29:20,165 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 15:29:20,165 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 15:29:20,166 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 15:29:20,166 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 15:29:20,166 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 15:29:20,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 15:29:20,166 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 15:29:20,167 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 15:29:20,167 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 15:29:20,167 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 15:29:20,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 15:29:20,167 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 15:29:20,167 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 15:29:20,168 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 15:29:20,168 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 15:29:20,459 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 15:29:20,477 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 15:29:20,482 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 15:29:20,483 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 15:29:20,484 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 15:29:20,485 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i [2020-04-18 15:29:20,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1a7310bd/b413651a54604a11aff84e1e636a40f5/FLAGf55901d3d [2020-04-18 15:29:21,152 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 15:29:21,153 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe026_power.oepc.i [2020-04-18 15:29:21,178 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1a7310bd/b413651a54604a11aff84e1e636a40f5/FLAGf55901d3d [2020-04-18 15:29:21,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d1a7310bd/b413651a54604a11aff84e1e636a40f5 [2020-04-18 15:29:21,459 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 15:29:21,482 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 15:29:21,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 15:29:21,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 15:29:21,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 15:29:21,489 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:29:21" (1/1) ... [2020-04-18 15:29:21,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@765a0a9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:21, skipping insertion in model container [2020-04-18 15:29:21,492 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:29:21" (1/1) ... [2020-04-18 15:29:21,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 15:29:21,576 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 15:29:22,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:29:22,160 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 15:29:22,247 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:29:22,341 INFO L208 MainTranslator]: Completed translation [2020-04-18 15:29:22,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22 WrapperNode [2020-04-18 15:29:22,342 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 15:29:22,343 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 15:29:22,343 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 15:29:22,343 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 15:29:22,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (1/1) ... [2020-04-18 15:29:22,374 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (1/1) ... [2020-04-18 15:29:22,413 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 15:29:22,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 15:29:22,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 15:29:22,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 15:29:22,422 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (1/1) ... [2020-04-18 15:29:22,422 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (1/1) ... [2020-04-18 15:29:22,428 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (1/1) ... [2020-04-18 15:29:22,428 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (1/1) ... [2020-04-18 15:29:22,440 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (1/1) ... [2020-04-18 15:29:22,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (1/1) ... [2020-04-18 15:29:22,448 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (1/1) ... [2020-04-18 15:29:22,456 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 15:29:22,456 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 15:29:22,457 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 15:29:22,457 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 15:29:22,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:29:22" (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 15:29:22,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 15:29:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 15:29:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 15:29:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 15:29:22,542 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 15:29:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 15:29:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 15:29:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 15:29:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 15:29:22,543 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 15:29:22,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 15:29:22,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 15:29:22,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 15:29:22,546 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