/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/safe020_power.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-b981219 [2020-04-17 17:57:12,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-04-17 17:57:12,138 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-04-17 17:57:12,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-04-17 17:57:12,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-04-17 17:57:12,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-04-17 17:57:12,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-04-17 17:57:12,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-04-17 17:57:12,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-04-17 17:57:12,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-04-17 17:57:12,180 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-04-17 17:57:12,182 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-04-17 17:57:12,183 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-04-17 17:57:12,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-04-17 17:57:12,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-04-17 17:57:12,189 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-04-17 17:57:12,191 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-04-17 17:57:12,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-04-17 17:57:12,195 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-04-17 17:57:12,200 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-04-17 17:57:12,205 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-04-17 17:57:12,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-04-17 17:57:12,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-04-17 17:57:12,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-04-17 17:57:12,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-04-17 17:57:12,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-04-17 17:57:12,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-04-17 17:57:12,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-04-17 17:57:12,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-04-17 17:57:12,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-04-17 17:57:12,215 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-04-17 17:57:12,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-04-17 17:57:12,216 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-04-17 17:57:12,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-04-17 17:57:12,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-04-17 17:57:12,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-04-17 17:57:12,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-04-17 17:57:12,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-04-17 17:57:12,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-04-17 17:57:12,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-04-17 17:57:12,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-04-17 17:57:12,221 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 17:57:12,235 INFO L113 SettingsManager]: Loading preferences was successful [2020-04-17 17:57:12,236 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-04-17 17:57:12,237 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-04-17 17:57:12,237 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-04-17 17:57:12,237 INFO L138 SettingsManager]: * Use SBE=true [2020-04-17 17:57:12,238 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-04-17 17:57:12,238 INFO L138 SettingsManager]: * sizeof long=4 [2020-04-17 17:57:12,238 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-04-17 17:57:12,238 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-04-17 17:57:12,238 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-04-17 17:57:12,239 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-04-17 17:57:12,239 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-04-17 17:57:12,239 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-04-17 17:57:12,239 INFO L138 SettingsManager]: * sizeof long double=12 [2020-04-17 17:57:12,239 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-04-17 17:57:12,240 INFO L138 SettingsManager]: * Use constant arrays=true [2020-04-17 17:57:12,240 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-04-17 17:57:12,240 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-04-17 17:57:12,240 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-04-17 17:57:12,240 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-04-17 17:57:12,241 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-04-17 17:57:12,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-04-17 17:57:12,241 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-04-17 17:57:12,241 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-04-17 17:57:12,242 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-04-17 17:57:12,242 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-04-17 17:57:12,242 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-04-17 17:57:12,242 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-04-17 17:57:12,242 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-04-17 17:57:12,243 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-04-17 17:57:12,538 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-04-17 17:57:12,552 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-04-17 17:57:12,555 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-04-17 17:57:12,556 INFO L271 PluginConnector]: Initializing CDTParser... [2020-04-17 17:57:12,557 INFO L275 PluginConnector]: CDTParser initialized [2020-04-17 17:57:12,557 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe020_power.opt.i [2020-04-17 17:57:12,620 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b3ad47c/caec38f41d0f4de590a82beceb2c629a/FLAGd31ec3d71 [2020-04-17 17:57:13,229 INFO L306 CDTParser]: Found 1 translation units. [2020-04-17 17:57:13,230 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe020_power.opt.i [2020-04-17 17:57:13,253 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b3ad47c/caec38f41d0f4de590a82beceb2c629a/FLAGd31ec3d71 [2020-04-17 17:57:13,431 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/50b3ad47c/caec38f41d0f4de590a82beceb2c629a [2020-04-17 17:57:13,443 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-04-17 17:57:13,466 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-04-17 17:57:13,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-04-17 17:57:13,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-04-17 17:57:13,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-04-17 17:57:13,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 05:57:13" (1/1) ... [2020-04-17 17:57:13,475 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a615941 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:13, skipping insertion in model container [2020-04-17 17:57:13,475 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.04 05:57:13" (1/1) ... [2020-04-17 17:57:13,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-04-17 17:57:13,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-04-17 17:57:14,116 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 17:57:14,143 INFO L203 MainTranslator]: Completed pre-run [2020-04-17 17:57:14,270 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-04-17 17:57:14,353 INFO L208 MainTranslator]: Completed translation [2020-04-17 17:57:14,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14 WrapperNode [2020-04-17 17:57:14,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-04-17 17:57:14,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-04-17 17:57:14,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-04-17 17:57:14,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-04-17 17:57:14,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (1/1) ... [2020-04-17 17:57:14,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (1/1) ... [2020-04-17 17:57:14,421 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-04-17 17:57:14,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-04-17 17:57:14,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-04-17 17:57:14,422 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-04-17 17:57:14,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (1/1) ... [2020-04-17 17:57:14,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (1/1) ... [2020-04-17 17:57:14,439 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (1/1) ... [2020-04-17 17:57:14,439 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (1/1) ... [2020-04-17 17:57:14,455 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (1/1) ... [2020-04-17 17:57:14,464 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (1/1) ... [2020-04-17 17:57:14,471 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (1/1) ... [2020-04-17 17:57:14,477 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-04-17 17:57:14,478 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-04-17 17:57:14,478 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-04-17 17:57:14,478 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-04-17 17:57:14,479 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.04 05:57:14" (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 17:57:14,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-04-17 17:57:14,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-04-17 17:57:14,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-04-17 17:57:14,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-04-17 17:57:14,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-04-17 17:57:14,552 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2020-04-17 17:57:14,552 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2020-04-17 17:57:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2020-04-17 17:57:14,553 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2020-04-17 17:57:14,553 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2020-04-17 17:57:14,554 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2020-04-17 17:57:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-04-17 17:57:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-04-17 17:57:14,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-04-17 17:57:14,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-04-17 17:57:14,557 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