/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/safe031_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 15:36:40,076 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 15:36:40,078 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 15:36:40,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 15:36:40,090 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 15:36:40,091 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 15:36:40,093 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 15:36:40,095 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 15:36:40,096 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 15:36:40,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 15:36:40,098 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 15:36:40,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 15:36:40,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 15:36:40,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 15:36:40,102 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 15:36:40,103 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 15:36:40,103 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 15:36:40,104 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 15:36:40,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 15:36:40,108 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 15:36:40,110 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 15:36:40,111 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 15:36:40,112 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 15:36:40,113 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 15:36:40,116 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 15:36:40,116 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 15:36:40,116 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 15:36:40,117 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 15:36:40,117 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 15:36:40,118 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 15:36:40,119 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 15:36:40,119 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 15:36:40,120 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 15:36:40,121 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 15:36:40,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 15:36:40,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 15:36:40,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 15:36:40,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 15:36:40,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 15:36:40,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 15:36:40,126 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 15:36:40,127 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 15:36:40,142 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 15:36:40,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 15:36:40,143 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 15:36:40,143 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 15:36:40,143 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 15:36:40,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 15:36:40,144 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 15:36:40,144 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 15:36:40,144 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 15:36:40,144 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 15:36:40,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 15:36:40,145 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 15:36:40,145 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 15:36:40,145 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 15:36:40,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 15:36:40,146 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 15:36:40,146 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 15:36:40,146 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 15:36:40,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 15:36:40,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 15:36:40,147 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 15:36:40,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 15:36:40,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 15:36:40,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 15:36:40,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 15:36:40,148 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 15:36:40,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 15:36:40,148 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2020-04-18 15:36:40,148 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 15:36:40,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 15:36:40,149 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 15:36:40,412 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 15:36:40,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 15:36:40,434 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 15:36:40,436 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 15:36:40,436 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 15:36:40,437 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe031_power.oepc.i [2020-04-18 15:36:40,515 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32be84e78/7a54e743400b40a1bef7b23eb8100f45/FLAG78591aa21 [2020-04-18 15:36:41,069 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 15:36:41,070 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe031_power.oepc.i [2020-04-18 15:36:41,088 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32be84e78/7a54e743400b40a1bef7b23eb8100f45/FLAG78591aa21 [2020-04-18 15:36:41,330 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/32be84e78/7a54e743400b40a1bef7b23eb8100f45 [2020-04-18 15:36:41,343 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 15:36:41,366 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 15:36:41,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 15:36:41,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 15:36:41,370 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 15:36:41,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:36:41" (1/1) ... [2020-04-18 15:36:41,374 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1a2497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:41, skipping insertion in model container [2020-04-18 15:36:41,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 03:36:41" (1/1) ... [2020-04-18 15:36:41,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 15:36:41,444 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 15:36:42,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:36:42,035 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 15:36:42,110 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 15:36:42,189 INFO L208 MainTranslator]: Completed translation [2020-04-18 15:36:42,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42 WrapperNode [2020-04-18 15:36:42,190 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 15:36:42,191 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 15:36:42,191 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 15:36:42,191 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 15:36:42,199 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (1/1) ... [2020-04-18 15:36:42,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (1/1) ... [2020-04-18 15:36:42,250 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 15:36:42,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 15:36:42,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 15:36:42,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 15:36:42,259 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (1/1) ... [2020-04-18 15:36:42,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (1/1) ... [2020-04-18 15:36:42,264 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (1/1) ... [2020-04-18 15:36:42,265 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (1/1) ... [2020-04-18 15:36:42,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (1/1) ... [2020-04-18 15:36:42,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (1/1) ... [2020-04-18 15:36:42,285 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (1/1) ... [2020-04-18 15:36:42,289 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 15:36:42,290 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 15:36:42,290 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 15:36:42,290 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 15:36:42,291 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 03:36:42" (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 15:36:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 15:36:42,354 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 15:36:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 15:36:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 15:36:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 15:36:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 15:36:42,355 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 15:36:42,355 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 15:36:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 15:36:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 15:36:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 15:36:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 15:36:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 15:36:42,358 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