/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/safe021_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 15:21:05,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 15:21:05,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 15:21:05,313 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 15:21:05,313 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 15:21:05,315 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 15:21:05,316 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 15:21:05,318 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 15:21:05,319 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 15:21:05,320 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 15:21:05,321 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 15:21:05,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 15:21:05,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 15:21:05,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 15:21:05,325 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 15:21:05,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 15:21:05,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 15:21:05,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 15:21:05,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 15:21:05,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 15:21:05,332 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 15:21:05,333 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 15:21:05,334 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 15:21:05,335 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 15:21:05,337 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 15:21:05,338 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 15:21:05,338 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 15:21:05,339 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 15:21:05,339 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 15:21:05,340 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 15:21:05,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 15:21:05,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 15:21:05,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 15:21:05,342 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 15:21:05,343 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 15:21:05,343 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 15:21:05,344 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 15:21:05,344 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 15:21:05,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 15:21:05,346 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 15:21:05,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 15:21:05,348 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 15:21:05,370 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 15:21:05,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 15:21:05,373 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 15:21:05,373 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 15:21:05,373 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 15:21:05,373 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 15:21:05,374 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 15:21:05,374 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 15:21:05,374 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 15:21:05,374 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 15:21:05,375 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 15:21:05,375 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 15:21:05,376 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 15:21:05,376 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 15:21:05,376 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 15:21:05,376 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 15:21:05,377 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 15:21:05,377 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 15:21:05,377 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 15:21:05,377 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 15:21:05,378 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 15:21:05,378 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 15:21:05,378 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 15:21:05,378 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 15:21:05,378 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 15:21:05,379 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 15:21:05,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 15:21:05,379 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 15:21:05,379 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 15:21:05,379 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 15:21:05,380 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 15:21:05,681 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 15:21:05,700 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 15:21:05,704 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 15:21:05,706 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 15:21:05,707 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 15:21:05,708 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_power.oepc.i [2020-04-18 15:21:05,786 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca31fbea0/b9bfda16fdf64faba97d059b06b5b135/FLAGc1901d7f6 [2020-04-18 15:21:06,299 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 15:21:06,299 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.oepc.i [2020-04-18 15:21:06,322 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca31fbea0/b9bfda16fdf64faba97d059b06b5b135/FLAGc1901d7f6 [2020-04-18 15:21:06,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ca31fbea0/b9bfda16fdf64faba97d059b06b5b135 [2020-04-18 15:21:06,648 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 15:21:06,669 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 15:21:06,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 15:21:06,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 15:21:06,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 15:21:06,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:21:06" (1/1) ... [2020-04-18 15:21:06,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64ddcac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:06, skipping insertion in model container [2020-04-18 15:21:06,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:21:06" (1/1) ... [2020-04-18 15:21:06,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 15:21:06,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 15:21:07,333 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:21:07,345 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 15:21:07,409 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:21:07,491 INFO L208 MainTranslator]: Completed translation [2020-04-18 15:21:07,491 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07 WrapperNode [2020-04-18 15:21:07,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 15:21:07,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 15:21:07,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 15:21:07,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 15:21:07,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (1/1) ... [2020-04-18 15:21:07,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (1/1) ... [2020-04-18 15:21:07,551 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 15:21:07,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 15:21:07,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 15:21:07,552 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 15:21:07,560 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (1/1) ... [2020-04-18 15:21:07,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (1/1) ... [2020-04-18 15:21:07,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (1/1) ... [2020-04-18 15:21:07,567 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (1/1) ... [2020-04-18 15:21:07,578 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (1/1) ... [2020-04-18 15:21:07,583 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (1/1) ... [2020-04-18 15:21:07,587 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (1/1) ... [2020-04-18 15:21:07,592 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 15:21:07,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 15:21:07,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 15:21:07,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 15:21:07,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:21:07" (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 15:21:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 15:21:07,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 15:21:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 15:21:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 15:21:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 15:21:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 15:21:07,683 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 15:21:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 15:21:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 15:21:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 15:21:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 15:21:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 15:21:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 15:21:07,687 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