/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/safe018_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 10:59:25,589 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 10:59:25,592 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 10:59:25,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 10:59:25,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 10:59:25,614 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 10:59:25,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 10:59:25,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 10:59:25,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 10:59:25,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 10:59:25,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 10:59:25,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 10:59:25,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 10:59:25,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 10:59:25,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 10:59:25,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 10:59:25,642 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 10:59:25,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 10:59:25,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 10:59:25,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 10:59:25,655 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 10:59:25,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 10:59:25,659 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 10:59:25,660 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 10:59:25,662 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 10:59:25,662 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 10:59:25,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 10:59:25,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 10:59:25,665 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 10:59:25,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 10:59:25,667 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 10:59:25,668 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 10:59:25,669 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 10:59:25,670 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 10:59:25,671 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 10:59:25,671 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 10:59:25,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 10:59:25,672 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 10:59:25,672 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 10:59:25,673 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 10:59:25,674 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 10:59:25,675 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 10:59:25,707 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 10:59:25,708 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 10:59:25,711 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 10:59:25,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 10:59:25,712 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 10:59:25,712 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 10:59:25,714 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 10:59:25,714 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 10:59:25,714 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 10:59:25,714 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 10:59:25,714 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 10:59:25,715 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 10:59:25,715 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 10:59:25,716 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 10:59:25,716 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 10:59:25,716 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 10:59:25,717 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 10:59:25,717 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 10:59:25,717 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 10:59:25,717 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 10:59:25,717 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 10:59:25,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 10:59:25,718 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 10:59:25,718 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 10:59:25,718 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 10:59:25,718 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 10:59:25,718 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 10:59:25,719 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 10:59:25,719 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 10:59:25,719 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 10:59:25,970 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 10:59:25,982 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 10:59:25,985 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 10:59:25,986 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 10:59:25,987 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 10:59:25,987 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe018_power.oepc.i [2020-04-18 10:59:26,048 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a22fadbb1/897bcc4f12d24908b48d497f165d5948/FLAG84662230a [2020-04-18 10:59:26,608 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 10:59:26,608 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe018_power.oepc.i [2020-04-18 10:59:26,622 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a22fadbb1/897bcc4f12d24908b48d497f165d5948/FLAG84662230a [2020-04-18 10:59:26,840 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a22fadbb1/897bcc4f12d24908b48d497f165d5948 [2020-04-18 10:59:26,851 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 10:59:26,874 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 10:59:26,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 10:59:26,878 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 10:59:26,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 10:59:26,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 10:59:26" (1/1) ... [2020-04-18 10:59:26,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7273e972 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:26, skipping insertion in model container [2020-04-18 10:59:26,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 10:59:26" (1/1) ... [2020-04-18 10:59:26,893 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 10:59:26,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 10:59:27,441 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 10:59:27,465 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 10:59:27,579 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 10:59:27,659 INFO L208 MainTranslator]: Completed translation [2020-04-18 10:59:27,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27 WrapperNode [2020-04-18 10:59:27,660 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 10:59:27,661 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 10:59:27,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 10:59:27,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 10:59:27,670 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (1/1) ... [2020-04-18 10:59:27,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (1/1) ... [2020-04-18 10:59:27,744 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 10:59:27,744 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 10:59:27,744 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 10:59:27,744 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 10:59:27,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (1/1) ... [2020-04-18 10:59:27,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (1/1) ... [2020-04-18 10:59:27,757 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (1/1) ... [2020-04-18 10:59:27,757 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (1/1) ... [2020-04-18 10:59:27,770 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (1/1) ... [2020-04-18 10:59:27,776 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (1/1) ... [2020-04-18 10:59:27,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (1/1) ... [2020-04-18 10:59:27,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 10:59:27,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 10:59:27,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 10:59:27,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 10:59:27,786 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 10:59:27" (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 10:59:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 10:59:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 10:59:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 10:59:27,857 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 10:59:27,858 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 10:59:27,858 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 10:59:27,858 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 10:59:27,858 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 10:59:27,858 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 10:59:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 10:59:27,859 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 10:59:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-18 10:59:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 10:59:27,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 10:59:27,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 10:59:27,862 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