/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/safe020_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 15:20:04,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 15:20:04,613 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 15:20:04,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 15:20:04,631 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 15:20:04,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 15:20:04,633 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 15:20:04,635 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 15:20:04,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 15:20:04,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 15:20:04,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 15:20:04,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 15:20:04,640 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 15:20:04,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 15:20:04,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 15:20:04,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 15:20:04,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 15:20:04,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 15:20:04,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 15:20:04,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 15:20:04,651 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 15:20:04,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 15:20:04,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 15:20:04,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 15:20:04,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 15:20:04,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 15:20:04,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 15:20:04,662 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 15:20:04,663 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 15:20:04,664 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 15:20:04,664 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 15:20:04,666 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 15:20:04,666 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 15:20:04,668 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 15:20:04,672 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 15:20:04,672 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 15:20:04,673 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 15:20:04,673 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 15:20:04,673 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 15:20:04,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 15:20:04,677 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 15:20:04,678 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 15:20:04,702 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 15:20:04,702 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 15:20:04,704 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 15:20:04,704 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 15:20:04,704 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 15:20:04,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 15:20:04,705 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 15:20:04,705 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 15:20:04,705 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 15:20:04,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 15:20:04,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 15:20:04,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 15:20:04,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 15:20:04,707 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 15:20:04,708 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 15:20:04,708 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 15:20:04,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 15:20:04,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 15:20:04,709 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 15:20:04,709 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 15:20:04,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 15:20:04,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 15:20:04,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 15:20:04,710 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 15:20:04,710 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 15:20:04,710 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 15:20:04,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 15:20:04,710 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 15:20:04,710 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 15:20:04,711 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 15:20:04,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 15:20:04,979 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 15:20:04,996 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 15:20:05,000 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 15:20:05,001 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 15:20:05,002 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 15:20:05,003 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_rmo.opt.i [2020-04-18 15:20:05,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5b329040/8c56af0274e54de98d81cf096c3da1dd/FLAGfa926bb09 [2020-04-18 15:20:05,662 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 15:20:05,663 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_rmo.opt.i [2020-04-18 15:20:05,677 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5b329040/8c56af0274e54de98d81cf096c3da1dd/FLAGfa926bb09 [2020-04-18 15:20:05,921 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5b329040/8c56af0274e54de98d81cf096c3da1dd [2020-04-18 15:20:05,929 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 15:20:05,952 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 15:20:05,954 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 15:20:05,954 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 15:20:05,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 15:20:05,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:20:05" (1/1) ... [2020-04-18 15:20:05,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@215eafa9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:05, skipping insertion in model container [2020-04-18 15:20:05,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:20:05" (1/1) ... [2020-04-18 15:20:05,968 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 15:20:06,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 15:20:06,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:20:06,537 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 15:20:06,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:20:06,694 INFO L208 MainTranslator]: Completed translation [2020-04-18 15:20:06,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06 WrapperNode [2020-04-18 15:20:06,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 15:20:06,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 15:20:06,696 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 15:20:06,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 15:20:06,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (1/1) ... [2020-04-18 15:20:06,728 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (1/1) ... [2020-04-18 15:20:06,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 15:20:06,761 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 15:20:06,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 15:20:06,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 15:20:06,769 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (1/1) ... [2020-04-18 15:20:06,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (1/1) ... [2020-04-18 15:20:06,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (1/1) ... [2020-04-18 15:20:06,776 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (1/1) ... [2020-04-18 15:20:06,789 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (1/1) ... [2020-04-18 15:20:06,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (1/1) ... [2020-04-18 15:20:06,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (1/1) ... [2020-04-18 15:20:06,805 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 15:20:06,806 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 15:20:06,806 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 15:20:06,806 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 15:20:06,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:20:06" (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 15:20:06,890 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 15:20:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 15:20:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 15:20:06,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 15:20:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 15:20:06,892 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 15:20:06,893 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 15:20:06,893 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 15:20:06,894 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 15:20:06,894 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 15:20:06,895 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 15:20:06,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-18 15:20:06,895 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 15:20:06,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 15:20:06,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 15:20:06,898 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