/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_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 15:19:40,192 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 15:19:40,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 15:19:40,213 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 15:19:40,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 15:19:40,216 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 15:19:40,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 15:19:40,230 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 15:19:40,232 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 15:19:40,233 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 15:19:40,234 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 15:19:40,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 15:19:40,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 15:19:40,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 15:19:40,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 15:19:40,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 15:19:40,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 15:19:40,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 15:19:40,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 15:19:40,255 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 15:19:40,259 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 15:19:40,260 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 15:19:40,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 15:19:40,263 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 15:19:40,265 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 15:19:40,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 15:19:40,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 15:19:40,267 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 15:19:40,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 15:19:40,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 15:19:40,270 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 15:19:40,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 15:19:40,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 15:19:40,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 15:19:40,273 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 15:19:40,273 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 15:19:40,274 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 15:19:40,274 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 15:19:40,274 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 15:19:40,275 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 15:19:40,276 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 15:19:40,277 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 15:19:40,291 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 15:19:40,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 15:19:40,293 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 15:19:40,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 15:19:40,293 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 15:19:40,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 15:19:40,293 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 15:19:40,294 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 15:19:40,294 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 15:19:40,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 15:19:40,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 15:19:40,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 15:19:40,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 15:19:40,295 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 15:19:40,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 15:19:40,295 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 15:19:40,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 15:19:40,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 15:19:40,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 15:19:40,296 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 15:19:40,296 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 15:19:40,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 15:19:40,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 15:19:40,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 15:19:40,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 15:19:40,297 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 15:19:40,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 15:19:40,298 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 15:19:40,298 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 15:19:40,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 15:19:40,298 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 15:19:40,606 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 15:19:40,619 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 15:19:40,623 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 15:19:40,625 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 15:19:40,625 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 15:19:40,628 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_power.oepc.i [2020-04-18 15:19:40,701 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ee713437/acec765034204dab9ac469ca16fa5cc1/FLAG3abbcdbd6 [2020-04-18 15:19:41,262 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 15:19:41,262 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_power.oepc.i [2020-04-18 15:19:41,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ee713437/acec765034204dab9ac469ca16fa5cc1/FLAG3abbcdbd6 [2020-04-18 15:19:41,514 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3ee713437/acec765034204dab9ac469ca16fa5cc1 [2020-04-18 15:19:41,522 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 15:19:41,539 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 15:19:41,540 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 15:19:41,540 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 15:19:41,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 15:19:41,544 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:19:41" (1/1) ... [2020-04-18 15:19:41,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d94d5d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:41, skipping insertion in model container [2020-04-18 15:19:41,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:19:41" (1/1) ... [2020-04-18 15:19:41,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 15:19:41,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 15:19:42,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:19:42,194 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 15:19:42,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:19:42,346 INFO L208 MainTranslator]: Completed translation [2020-04-18 15:19:42,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42 WrapperNode [2020-04-18 15:19:42,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 15:19:42,347 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 15:19:42,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 15:19:42,348 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 15:19:42,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (1/1) ... [2020-04-18 15:19:42,381 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (1/1) ... [2020-04-18 15:19:42,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 15:19:42,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 15:19:42,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 15:19:42,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 15:19:42,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (1/1) ... [2020-04-18 15:19:42,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (1/1) ... [2020-04-18 15:19:42,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (1/1) ... [2020-04-18 15:19:42,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (1/1) ... [2020-04-18 15:19:42,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (1/1) ... [2020-04-18 15:19:42,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (1/1) ... [2020-04-18 15:19:42,469 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (1/1) ... [2020-04-18 15:19:42,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 15:19:42,476 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 15:19:42,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 15:19:42,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 15:19:42,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:19:42" (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 15:19:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-18 15:19:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 15:19:42,570 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 15:19:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 15:19:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 15:19:42,571 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 15:19:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 15:19:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 15:19:42,572 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 15:19:42,572 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 15:19:42,573 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 15:19:42,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-18 15:19:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 15:19:42,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 15:19:42,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 15:19:42,579 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