/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-wmm/safe001_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-d6e1636 [2023-01-10 20:44:01,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-01-10 20:44:01,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-01-10 20:44:01,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-01-10 20:44:01,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-01-10 20:44:01,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-01-10 20:44:01,209 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-01-10 20:44:01,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-01-10 20:44:01,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-01-10 20:44:01,215 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-01-10 20:44:01,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-01-10 20:44:01,218 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-01-10 20:44:01,218 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-01-10 20:44:01,220 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-01-10 20:44:01,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-01-10 20:44:01,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-01-10 20:44:01,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-01-10 20:44:01,222 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-01-10 20:44:01,224 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-01-10 20:44:01,228 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-01-10 20:44:01,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-01-10 20:44:01,229 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-01-10 20:44:01,230 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-01-10 20:44:01,231 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-01-10 20:44:01,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2023-01-10 20:44:01,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-01-10 20:44:01,242 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-01-10 20:44:01,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-01-10 20:44:01,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2023-01-10 20:44:01,267 INFO L113 SettingsManager]: Loading preferences was successful [2023-01-10 20:44:01,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-01-10 20:44:01,268 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-01-10 20:44:01,268 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-01-10 20:44:01,269 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-01-10 20:44:01,269 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-01-10 20:44:01,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-01-10 20:44:01,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-01-10 20:44:01,270 INFO L138 SettingsManager]: * Use SBE=true [2023-01-10 20:44:01,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-01-10 20:44:01,270 INFO L138 SettingsManager]: * sizeof long=4 [2023-01-10 20:44:01,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-01-10 20:44:01,271 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-01-10 20:44:01,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-01-10 20:44:01,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-01-10 20:44:01,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-01-10 20:44:01,271 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-01-10 20:44:01,271 INFO L138 SettingsManager]: * sizeof long double=12 [2023-01-10 20:44:01,271 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-01-10 20:44:01,271 INFO L138 SettingsManager]: * Use constant arrays=true [2023-01-10 20:44:01,272 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-01-10 20:44:01,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-01-10 20:44:01,272 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-01-10 20:44:01,272 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-01-10 20:44:01,272 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-01-10 20:44:01,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 20:44:01,272 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-01-10 20:44:01,272 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-01-10 20:44:01,272 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-01-10 20:44:01,273 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-01-10 20:44:01,273 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-01-10 20:44:01,273 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-01-10 20:44:01,273 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-01-10 20:44:01,273 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-01-10 20:44:01,273 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2023-01-10 20:44:01,273 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2023-01-10 20:44:01,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-01-10 20:44:01,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-01-10 20:44:01,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-01-10 20:44:01,512 INFO L271 PluginConnector]: Initializing CDTParser... [2023-01-10 20:44:01,512 INFO L275 PluginConnector]: CDTParser initialized [2023-01-10 20:44:01,513 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/safe001_rmo.oepc.i [2023-01-10 20:44:02,561 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-01-10 20:44:02,723 INFO L351 CDTParser]: Found 1 translation units. [2023-01-10 20:44:02,724 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_rmo.oepc.i [2023-01-10 20:44:02,743 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25f1f73a1/ed294ae17edb4bbfa4dacace7d8afbc6/FLAGa24bd3409 [2023-01-10 20:44:02,757 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25f1f73a1/ed294ae17edb4bbfa4dacace7d8afbc6 [2023-01-10 20:44:02,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-01-10 20:44:02,760 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-01-10 20:44:02,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-01-10 20:44:02,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-01-10 20:44:02,764 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-01-10 20:44:02,765 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 08:44:02" (1/1) ... [2023-01-10 20:44:02,765 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@523e0f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:02, skipping insertion in model container [2023-01-10 20:44:02,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 08:44:02" (1/1) ... [2023-01-10 20:44:02,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-01-10 20:44:02,811 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-01-10 20:44:02,945 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_rmo.oepc.i[993,1006] [2023-01-10 20:44:03,182 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 20:44:03,190 INFO L203 MainTranslator]: Completed pre-run [2023-01-10 20:44:03,199 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe001_rmo.oepc.i[993,1006] [2023-01-10 20:44:03,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-01-10 20:44:03,325 WARN L663 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-01-10 20:44:03,325 WARN L663 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-01-10 20:44:03,330 INFO L208 MainTranslator]: Completed translation [2023-01-10 20:44:03,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03 WrapperNode [2023-01-10 20:44:03,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-01-10 20:44:03,331 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-01-10 20:44:03,331 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-01-10 20:44:03,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-01-10 20:44:03,337 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,418 INFO L138 Inliner]: procedures = 176, calls = 82, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 794 [2023-01-10 20:44:03,419 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-01-10 20:44:03,419 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-01-10 20:44:03,419 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-01-10 20:44:03,419 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-01-10 20:44:03,426 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,426 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,436 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,436 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,468 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,474 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,478 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-01-10 20:44:03,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-01-10 20:44:03,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-01-10 20:44:03,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-01-10 20:44:03,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 08:44:03" (1/1) ... [2023-01-10 20:44:03,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-01-10 20:44:03,499 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-01-10 20:44:03,521 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-01-10 20:44:03,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-01-10 20:44:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-01-10 20:44:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-01-10 20:44:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-01-10 20:44:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-01-10 20:44:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-01-10 20:44:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-01-10 20:44:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-01-10 20:44:03,551 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-01-10 20:44:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-01-10 20:44:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-01-10 20:44:03,552 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-01-10 20:44:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-01-10 20:44:03,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-01-10 20:44:03,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-01-10 20:44:03,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-01-10 20:44:03,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-01-10 20:44:03,554 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-01-10 20:44:03,722 INFO L236 CfgBuilder]: Building ICFG [2023-01-10 20:44:03,723 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-01-10 20:44:05,260 INFO L277 CfgBuilder]: Performing block encoding