/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-17 18:07:53,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-17 18:07:53,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-17 18:07:53,904 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-17 18:07:53,904 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-17 18:07:53,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-17 18:07:53,906 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-17 18:07:53,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-17 18:07:53,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-17 18:07:53,911 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-17 18:07:53,912 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-17 18:07:53,913 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-17 18:07:53,913 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-17 18:07:53,914 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-17 18:07:53,915 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-17 18:07:53,916 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-17 18:07:53,917 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-17 18:07:53,918 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-17 18:07:53,920 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-17 18:07:53,923 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-17 18:07:53,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-17 18:07:53,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-17 18:07:53,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-17 18:07:53,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-17 18:07:53,940 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-17 18:07:53,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-17 18:07:53,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-17 18:07:53,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-17 18:07:53,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-17 18:07:53,943 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-17 18:07:53,944 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-17 18:07:53,945 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-17 18:07:53,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-17 18:07:53,947 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-17 18:07:53,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-17 18:07:53,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-17 18:07:53,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-17 18:07:53,951 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-17 18:07:53,951 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-17 18:07:53,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-17 18:07:53,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-17 18:07:53,957 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-04-17 18:07:53,981 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-17 18:07:53,981 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-17 18:07:53,983 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-17 18:07:53,983 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-17 18:07:53,984 INFO L138 SettingsManager]: * Use SBE=true [2020-04-17 18:07:53,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-17 18:07:53,984 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-17 18:07:53,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-17 18:07:53,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-17 18:07:53,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-17 18:07:53,986 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-17 18:07:53,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-17 18:07:53,987 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-17 18:07:53,987 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-17 18:07:53,987 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-17 18:07:53,987 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-17 18:07:53,987 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-17 18:07:53,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-17 18:07:53,988 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-17 18:07:53,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-17 18:07:53,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-17 18:07:53,988 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 18:07:53,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-17 18:07:53,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-17 18:07:53,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-17 18:07:53,989 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-17 18:07:53,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-17 18:07:53,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-17 18:07:53,990 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-04-17 18:07:53,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-17 18:07:54,305 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-17 18:07:54,319 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-17 18:07:54,323 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-17 18:07:54,324 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-17 18:07:54,324 INFO L275 PluginConnector]: CDTParser initialized [2020-04-17 18:07:54,325 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2020-04-17 18:07:54,399 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759acce5f/66e8b40795e3471b85eaaff359c8eb38/FLAG7e1124557 [2020-04-17 18:07:54,946 INFO L306 CDTParser]: Found 1 translation units. [2020-04-17 18:07:54,947 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe027_power.opt.i [2020-04-17 18:07:54,971 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759acce5f/66e8b40795e3471b85eaaff359c8eb38/FLAG7e1124557 [2020-04-17 18:07:55,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/759acce5f/66e8b40795e3471b85eaaff359c8eb38 [2020-04-17 18:07:55,232 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-17 18:07:55,255 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-17 18:07:55,256 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-17 18:07:55,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-17 18:07:55,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-17 18:07:55,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 06:07:55" (1/1) ... [2020-04-17 18:07:55,264 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139a1cff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:55, skipping insertion in model container [2020-04-17 18:07:55,264 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 06:07:55" (1/1) ... [2020-04-17 18:07:55,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-17 18:07:55,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-17 18:07:55,865 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 18:07:55,884 INFO L203 MainTranslator]: Completed pre-run [2020-04-17 18:07:56,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 18:07:56,084 INFO L208 MainTranslator]: Completed translation [2020-04-17 18:07:56,085 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56 WrapperNode [2020-04-17 18:07:56,085 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-17 18:07:56,086 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-17 18:07:56,086 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-17 18:07:56,086 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-17 18:07:56,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (1/1) ... [2020-04-17 18:07:56,126 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (1/1) ... [2020-04-17 18:07:56,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-17 18:07:56,161 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-17 18:07:56,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-17 18:07:56,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-17 18:07:56,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (1/1) ... [2020-04-17 18:07:56,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (1/1) ... [2020-04-17 18:07:56,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (1/1) ... [2020-04-17 18:07:56,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (1/1) ... [2020-04-17 18:07:56,192 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (1/1) ... [2020-04-17 18:07:56,198 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (1/1) ... [2020-04-17 18:07:56,202 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (1/1) ... [2020-04-17 18:07:56,209 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-17 18:07:56,210 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-17 18:07:56,210 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-17 18:07:56,210 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-17 18:07:56,211 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 06:07:56" (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 [2020-04-17 18:07:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-17 18:07:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-17 18:07:56,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-17 18:07:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-17 18:07:56,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-17 18:07:56,296 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-17 18:07:56,296 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-17 18:07:56,297 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-17 18:07:56,297 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-17 18:07:56,298 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-17 18:07:56,298 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-17 18:07:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2020-04-17 18:07:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2020-04-17 18:07:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-17 18:07:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-17 18:07:56,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-17 18:07:56,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-17 18:07:56,302 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...