/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-McrStrategy.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe021_power.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-18 19:40:50,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-18 19:40:50,900 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-18 19:40:50,912 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-18 19:40:50,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-18 19:40:50,914 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-18 19:40:50,915 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-18 19:40:50,917 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-18 19:40:50,919 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-18 19:40:50,920 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-18 19:40:50,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-18 19:40:50,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-18 19:40:50,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-18 19:40:50,923 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-18 19:40:50,924 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-18 19:40:50,925 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-18 19:40:50,926 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-18 19:40:50,927 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-18 19:40:50,929 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-18 19:40:50,931 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-18 19:40:50,932 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-18 19:40:50,933 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-18 19:40:50,934 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-18 19:40:50,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-18 19:40:50,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-18 19:40:50,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-18 19:40:50,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-18 19:40:50,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-18 19:40:50,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-18 19:40:50,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-18 19:40:50,941 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-18 19:40:50,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-18 19:40:50,942 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-18 19:40:50,943 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-18 19:40:50,944 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-18 19:40:50,944 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-18 19:40:50,945 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-18 19:40:50,945 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-18 19:40:50,945 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-18 19:40:50,946 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-18 19:40:50,947 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-18 19:40:50,948 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-McrStrategy.epf [2020-04-18 19:40:50,963 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-18 19:40:50,963 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-18 19:40:50,964 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-18 19:40:50,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-18 19:40:50,965 INFO L138 SettingsManager]: * Use SBE=true [2020-04-18 19:40:50,965 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-18 19:40:50,965 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-18 19:40:50,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-18 19:40:50,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-18 19:40:50,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-18 19:40:50,966 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-18 19:40:50,966 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-18 19:40:50,966 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-18 19:40:50,966 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-18 19:40:50,967 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-18 19:40:50,967 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-18 19:40:50,967 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-18 19:40:50,967 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-18 19:40:50,967 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-18 19:40:50,968 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-18 19:40:50,968 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-18 19:40:50,968 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-18 19:40:50,968 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-18 19:40:50,969 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-18 19:40:50,969 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-18 19:40:50,969 INFO L138 SettingsManager]: * Trace refinement strategy=MCR [2020-04-18 19:40:50,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-18 19:40:50,969 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2020-04-18 19:40:50,970 INFO L138 SettingsManager]: * Trace refinement strategy used in MCR=CAMEL [2020-04-18 19:40:50,970 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-18 19:40:50,970 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-18 19:40:51,273 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-18 19:40:51,292 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-18 19:40:51,296 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-18 19:40:51,298 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-18 19:40:51,298 INFO L275 PluginConnector]: CDTParser initialized [2020-04-18 19:40:51,300 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe021_power.oepc.i [2020-04-18 19:40:51,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2356d50f1/d62592509a2644c28a35af405ba477e1/FLAG8863f420f [2020-04-18 19:40:51,960 INFO L306 CDTParser]: Found 1 translation units. [2020-04-18 19:40:51,960 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe021_power.oepc.i [2020-04-18 19:40:51,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2356d50f1/d62592509a2644c28a35af405ba477e1/FLAG8863f420f [2020-04-18 19:40:52,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2356d50f1/d62592509a2644c28a35af405ba477e1 [2020-04-18 19:40:52,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-18 19:40:52,246 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-18 19:40:52,247 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-18 19:40:52,247 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-18 19:40:52,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-18 19:40:52,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 07:40:52" (1/1) ... [2020-04-18 19:40:52,255 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44ca011d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:52, skipping insertion in model container [2020-04-18 19:40:52,256 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 07:40:52" (1/1) ... [2020-04-18 19:40:52,264 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-18 19:40:52,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-18 19:40:52,867 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 19:40:52,886 INFO L203 MainTranslator]: Completed pre-run [2020-04-18 19:40:52,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-18 19:40:53,061 INFO L208 MainTranslator]: Completed translation [2020-04-18 19:40:53,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53 WrapperNode [2020-04-18 19:40:53,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-18 19:40:53,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-18 19:40:53,063 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-18 19:40:53,063 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-18 19:40:53,072 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (1/1) ... [2020-04-18 19:40:53,094 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (1/1) ... [2020-04-18 19:40:53,129 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-18 19:40:53,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-18 19:40:53,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-18 19:40:53,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-18 19:40:53,140 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (1/1) ... [2020-04-18 19:40:53,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (1/1) ... [2020-04-18 19:40:53,146 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (1/1) ... [2020-04-18 19:40:53,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (1/1) ... [2020-04-18 19:40:53,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (1/1) ... [2020-04-18 19:40:53,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (1/1) ... [2020-04-18 19:40:53,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (1/1) ... [2020-04-18 19:40:53,177 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-18 19:40:53,177 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-18 19:40:53,177 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-18 19:40:53,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-18 19:40:53,180 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 07:40:53" (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 19:40:53,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-18 19:40:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-18 19:40:53,245 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-18 19:40:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-18 19:40:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-18 19:40:53,246 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-18 19:40:53,246 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-18 19:40:53,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-18 19:40:53,247 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-18 19:40:53,247 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-18 19:40:53,247 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-18 19:40:53,247 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-18 19:40:53,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-18 19:40:53,250 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