/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-NoLbe.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe008_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 06:28:44,400 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 06:28:44,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 06:28:44,423 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 06:28:44,423 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 06:28:44,425 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 06:28:44,427 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 06:28:44,439 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 06:28:44,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 06:28:44,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 06:28:44,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 06:28:44,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 06:28:44,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 06:28:44,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 06:28:44,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 06:28:44,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 06:28:44,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 06:28:44,455 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 06:28:44,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 06:28:44,460 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 06:28:44,463 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 06:28:44,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 06:28:44,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 06:28:44,468 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 06:28:44,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 06:28:44,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 06:28:44,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 06:28:44,473 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 06:28:44,475 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 06:28:44,476 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 06:28:44,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 06:28:44,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 06:28:44,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 06:28:44,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 06:28:44,483 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 06:28:44,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 06:28:44,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 06:28:44,485 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 06:28:44,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 06:28:44,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 06:28:44,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 06:28:44,489 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-NoLbe.epf [2020-04-18 06:28:44,508 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 06:28:44,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 06:28:44,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 06:28:44,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 06:28:44,511 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 06:28:44,511 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 06:28:44,511 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 06:28:44,512 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 06:28:44,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 06:28:44,512 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 06:28:44,513 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 06:28:44,513 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 06:28:44,514 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 06:28:44,514 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 06:28:44,514 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 06:28:44,514 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 06:28:44,515 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 06:28:44,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 06:28:44,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 06:28:44,515 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 06:28:44,515 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 06:28:44,516 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 06:28:44,516 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 06:28:44,516 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 06:28:44,516 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 06:28:44,516 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-18 06:28:44,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 06:28:44,517 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-04-18 06:28:44,517 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 06:28:44,517 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 06:28:44,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 06:28:44,817 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 06:28:44,820 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 06:28:44,821 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 06:28:44,821 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 06:28:44,822 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe008_power.opt.i [2020-04-18 06:28:44,866 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e61d8d24/611330324cd0413ca9a7364602ffa109/FLAG76f7bfa7e [2020-04-18 06:28:45,338 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 06:28:45,339 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe008_power.opt.i [2020-04-18 06:28:45,356 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e61d8d24/611330324cd0413ca9a7364602ffa109/FLAG76f7bfa7e [2020-04-18 06:28:45,689 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e61d8d24/611330324cd0413ca9a7364602ffa109 [2020-04-18 06:28:45,697 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 06:28:45,718 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 06:28:45,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 06:28:45,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 06:28:45,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 06:28:45,723 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:28:45" (1/1) ... [2020-04-18 06:28:45,726 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d51448 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:45, skipping insertion in model container [2020-04-18 06:28:45,726 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:28:45" (1/1) ... [2020-04-18 06:28:45,734 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 06:28:45,788 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 06:28:46,289 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 06:28:46,301 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 06:28:46,393 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 06:28:46,469 INFO L208 MainTranslator]: Completed translation [2020-04-18 06:28:46,469 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46 WrapperNode [2020-04-18 06:28:46,470 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 06:28:46,470 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 06:28:46,471 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 06:28:46,471 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 06:28:46,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (1/1) ... [2020-04-18 06:28:46,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (1/1) ... [2020-04-18 06:28:46,537 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 06:28:46,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 06:28:46,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 06:28:46,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 06:28:46,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (1/1) ... [2020-04-18 06:28:46,548 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (1/1) ... [2020-04-18 06:28:46,559 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (1/1) ... [2020-04-18 06:28:46,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (1/1) ... [2020-04-18 06:28:46,575 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (1/1) ... [2020-04-18 06:28:46,580 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (1/1) ... [2020-04-18 06:28:46,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (1/1) ... [2020-04-18 06:28:46,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 06:28:46,592 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 06:28:46,592 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 06:28:46,592 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 06:28:46,593 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:28:46" (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 06:28:46,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 06:28:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 06:28:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 06:28:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 06:28:46,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 06:28:46,685 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 06:28:46,685 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 06:28:46,686 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 06:28:46,686 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 06:28:46,687 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 06:28:46,688 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 06:28:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-18 06:28:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 06:28:46,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 06:28:46,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 06:28:46,691 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