/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -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/mix053_power.oepc_pso.oepc_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-10 11:21:43,266 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-10 11:21:43,268 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-10 11:21:43,306 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-10 11:21:43,307 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-10 11:21:43,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-10 11:21:43,312 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-10 11:21:43,316 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-10 11:21:43,317 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-10 11:21:43,318 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-10 11:21:43,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-10 11:21:43,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-10 11:21:43,321 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-10 11:21:43,325 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-10 11:21:43,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-10 11:21:43,327 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-10 11:21:43,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-10 11:21:43,328 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-10 11:21:43,330 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-10 11:21:43,334 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-10 11:21:43,335 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-10 11:21:43,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-10 11:21:43,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-10 11:21:43,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-10 11:21:43,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-10 11:21:43,342 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-10 11:21:43,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-10 11:21:43,344 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-10 11:21:43,344 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-10 11:21:43,345 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... 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[2022-11-10 11:21:43,349 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-10 11:21:43,350 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-10 11:21:43,350 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-10 11:21:43,351 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-10 11:21:43,377 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-10 11:21:43,377 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-10 11:21:43,377 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-10 11:21:43,378 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-10 11:21:43,378 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-10 11:21:43,378 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-10 11:21:43,379 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-10 11:21:43,379 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-10 11:21:43,379 INFO L138 SettingsManager]: * Use SBE=true [2022-11-10 11:21:43,379 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-10 11:21:43,380 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-10 11:21:43,380 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-10 11:21:43,380 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-10 11:21:43,380 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-10 11:21:43,380 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-10 11:21:43,380 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-10 11:21:43,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-10 11:21:43,381 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-10 11:21:43,381 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-10 11:21:43,381 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-10 11:21:43,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-10 11:21:43,381 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-10 11:21:43,381 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-10 11:21:43,381 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-10 11:21:43,381 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-10 11:21:43,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 11:21:43,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-10 11:21:43,383 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-10 11:21:43,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-10 11:21:43,383 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-10 11:21:43,383 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-10 11:21:43,383 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-10 11:21:43,383 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-10 11:21:43,384 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-10 11:21:43,384 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-10 11:21:43,384 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-10 11:21:43,384 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-10 11:21:43,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-10 11:21:43,384 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-10 11:21:43,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-10 11:21:43,606 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-10 11:21:43,608 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-10 11:21:43,609 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-10 11:21:43,612 INFO L275 PluginConnector]: CDTParser initialized [2022-11-10 11:21:43,613 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix053_power.oepc_pso.oepc_rmo.oepc.i [2022-11-10 11:21:43,664 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9a548e81/a422042f5abd43448e12d1b7df8f8651/FLAG72a2ecb86 [2022-11-10 11:21:44,111 INFO L306 CDTParser]: Found 1 translation units. [2022-11-10 11:21:44,112 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix053_power.oepc_pso.oepc_rmo.oepc.i [2022-11-10 11:21:44,161 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9a548e81/a422042f5abd43448e12d1b7df8f8651/FLAG72a2ecb86 [2022-11-10 11:21:44,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d9a548e81/a422042f5abd43448e12d1b7df8f8651 [2022-11-10 11:21:44,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-10 11:21:44,649 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-10 11:21:44,650 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-10 11:21:44,650 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-10 11:21:44,653 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-10 11:21:44,653 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:21:44" (1/1) ... [2022-11-10 11:21:44,654 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d6ee5f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:44, skipping insertion in model container [2022-11-10 11:21:44,654 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:21:44" (1/1) ... [2022-11-10 11:21:44,664 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-10 11:21:44,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-10 11:21:44,844 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix053_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2022-11-10 11:21:45,018 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 11:21:45,024 INFO L203 MainTranslator]: Completed pre-run [2022-11-10 11:21:45,034 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix053_power.oepc_pso.oepc_rmo.oepc.i[969,982] [2022-11-10 11:21:45,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 11:21:45,137 INFO L208 MainTranslator]: Completed translation [2022-11-10 11:21:45,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45 WrapperNode [2022-11-10 11:21:45,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-10 11:21:45,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-10 11:21:45,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-10 11:21:45,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-10 11:21:45,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,173 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,222 INFO L138 Inliner]: procedures = 177, calls = 67, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 461 [2022-11-10 11:21:45,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-10 11:21:45,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-10 11:21:45,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-10 11:21:45,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-10 11:21:45,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,273 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,276 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,280 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-10 11:21:45,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-10 11:21:45,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-10 11:21:45,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-10 11:21:45,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (1/1) ... [2022-11-10 11:21:45,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 11:21:45,304 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:21:45,316 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) [2022-11-10 11:21:45,319 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 [2022-11-10 11:21:45,361 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-10 11:21:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-10 11:21:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-10 11:21:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-10 11:21:45,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-10 11:21:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-10 11:21:45,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-10 11:21:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-10 11:21:45,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-10 11:21:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-10 11:21:45,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-10 11:21:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-10 11:21:45,364 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-10 11:21:45,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-10 11:21:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-10 11:21:45,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-10 11:21:45,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-10 11:21:45,367 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-10 11:21:45,599 INFO L235 CfgBuilder]: Building ICFG [2022-11-10 11:21:45,600 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-10 11:21:46,735 INFO L276 CfgBuilder]: Performing block encoding [2022-11-10 11:22:21,490 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-10 11:22:21,496 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-10 11:22:21,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:22:21 BoogieIcfgContainer [2022-11-10 11:22:21,500 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-10 11:22:21,502 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-10 11:22:21,502 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-10 11:22:21,507 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-10 11:22:21,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 11:21:44" (1/3) ... [2022-11-10 11:22:21,508 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24d462e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:22:21, skipping insertion in model container [2022-11-10 11:22:21,508 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:21:45" (2/3) ... [2022-11-10 11:22:21,509 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24d462e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:22:21, skipping insertion in model container [2022-11-10 11:22:21,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:22:21" (3/3) ... [2022-11-10 11:22:21,510 INFO L112 eAbstractionObserver]: Analyzing ICFG mix053_power.oepc_pso.oepc_rmo.oepc.i [2022-11-10 11:22:21,517 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-10 11:22:21,525 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-10 11:22:21,525 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 279 error locations. [2022-11-10 11:22:21,525 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-10 11:22:25,731 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-10 11:22:25,772 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:22:25,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:22:25,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:22:25,775 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 11:22:25,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-10 11:22:25,811 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:22:25,822 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork2 ======== [2022-11-10 11:22:25,827 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@489ed742, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:22:25,828 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2022-11-10 11:23:03,817 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 29 more)] === [2022-11-10 11:23:03,821 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:23:03,822 INFO L85 PathProgramCache]: Analyzing trace with hash 545686518, now seen corresponding path program 1 times [2022-11-10 11:23:03,828 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:23:03,829 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988133002] [2022-11-10 11:23:03,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:23:03,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:23:04,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:23:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:23:04,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:23:04,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988133002] [2022-11-10 11:23:04,275 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988133002] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:23:04,275 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:23:04,275 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:23:04,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044404098] [2022-11-10 11:23:04,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:23:04,281 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:23:04,281 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:23:04,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:23:04,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:23:04,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:04,304 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:23:04,304 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 11:23:04,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:19,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:19,268 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (32 of 33 remaining) [2022-11-10 11:23:19,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (31 of 33 remaining) [2022-11-10 11:23:19,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (30 of 33 remaining) [2022-11-10 11:23:19,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (29 of 33 remaining) [2022-11-10 11:23:19,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (28 of 33 remaining) [2022-11-10 11:23:19,269 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (27 of 33 remaining) [2022-11-10 11:23:19,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (26 of 33 remaining) [2022-11-10 11:23:19,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (25 of 33 remaining) [2022-11-10 11:23:19,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (24 of 33 remaining) [2022-11-10 11:23:19,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (23 of 33 remaining) [2022-11-10 11:23:19,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (22 of 33 remaining) [2022-11-10 11:23:19,270 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (21 of 33 remaining) [2022-11-10 11:23:19,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (20 of 33 remaining) [2022-11-10 11:23:19,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (19 of 33 remaining) [2022-11-10 11:23:19,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (18 of 33 remaining) [2022-11-10 11:23:19,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (17 of 33 remaining) [2022-11-10 11:23:19,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (16 of 33 remaining) [2022-11-10 11:23:19,271 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (15 of 33 remaining) [2022-11-10 11:23:19,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (14 of 33 remaining) [2022-11-10 11:23:19,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (13 of 33 remaining) [2022-11-10 11:23:19,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (12 of 33 remaining) [2022-11-10 11:23:19,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (11 of 33 remaining) [2022-11-10 11:23:19,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (10 of 33 remaining) [2022-11-10 11:23:19,272 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (9 of 33 remaining) [2022-11-10 11:23:19,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (8 of 33 remaining) [2022-11-10 11:23:19,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (7 of 33 remaining) [2022-11-10 11:23:19,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (6 of 33 remaining) [2022-11-10 11:23:19,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (5 of 33 remaining) [2022-11-10 11:23:19,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (4 of 33 remaining) [2022-11-10 11:23:19,273 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (3 of 33 remaining) [2022-11-10 11:23:19,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (2 of 33 remaining) [2022-11-10 11:23:19,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (1 of 33 remaining) [2022-11-10 11:23:19,274 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (0 of 33 remaining) [2022-11-10 11:23:19,274 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-10 11:23:19,279 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-10 11:23:19,281 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork2 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/5) [2022-11-10 11:23:19,289 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:23:19,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:23:19,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:23:19,302 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 11:23:19,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-11-10 11:23:19,332 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:23:19,332 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-11-10 11:23:19,334 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@489ed742, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:23:19,334 INFO L358 AbstractCegarLoop]: Starting to check reachability of 41 error locations. [2022-11-10 11:23:55,733 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-11-10 11:23:55,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:23:55,733 INFO L85 PathProgramCache]: Analyzing trace with hash -641561174, now seen corresponding path program 1 times [2022-11-10 11:23:55,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:23:55,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [275256355] [2022-11-10 11:23:55,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:23:55,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:23:55,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:23:55,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:23:55,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:23:55,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [275256355] [2022-11-10 11:23:55,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [275256355] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:23:55,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:23:55,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-10 11:23:55,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127551405] [2022-11-10 11:23:55,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:23:55,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:23:55,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:23:55,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:23:55,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:23:55,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:55,996 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:23:55,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 70.0) internal successors, (70), 2 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 11:23:55,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:56,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:56,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-10 11:23:56,020 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-11-10 11:23:56,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:23:56,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1935186572, now seen corresponding path program 1 times [2022-11-10 11:23:56,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:23:56,020 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146899339] [2022-11-10 11:23:56,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:23:56,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:23:56,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:23:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:23:56,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:23:56,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146899339] [2022-11-10 11:23:56,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146899339] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:23:56,277 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:23:56,277 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:23:56,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [800380823] [2022-11-10 11:23:56,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:23:56,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 11:23:56,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:23:56,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 11:23:56,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 11:23:56,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:56,283 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:23:56,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 11:23:56,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:56,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:56,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:56,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 11:23:56,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-10 11:23:56,386 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 38 more)] === [2022-11-10 11:23:56,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:23:56,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1130557069, now seen corresponding path program 1 times [2022-11-10 11:23:56,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:23:56,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583950326] [2022-11-10 11:23:56,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:23:56,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:23:56,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:23:56,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:23:56,635 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:23:56,636 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583950326] [2022-11-10 11:23:56,636 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [583950326] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:23:56,636 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:23:56,636 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:23:56,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993235355] [2022-11-10 11:23:56,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:23:56,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-10 11:23:56,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:23:56,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-10 11:23:56,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-10 11:23:56,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:56,639 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:23:56,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 41.0) internal successors, (82), 3 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 11:23:56,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:23:56,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-11-10 11:23:56,639 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:24:14,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:24:14,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 11:24:14,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-10 11:24:14,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (40 of 41 remaining) [2022-11-10 11:24:14,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (39 of 41 remaining) [2022-11-10 11:24:14,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (38 of 41 remaining) [2022-11-10 11:24:14,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (37 of 41 remaining) [2022-11-10 11:24:14,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (36 of 41 remaining) [2022-11-10 11:24:14,771 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (35 of 41 remaining) [2022-11-10 11:24:14,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (34 of 41 remaining) [2022-11-10 11:24:14,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (33 of 41 remaining) [2022-11-10 11:24:14,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (32 of 41 remaining) [2022-11-10 11:24:14,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (31 of 41 remaining) [2022-11-10 11:24:14,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (30 of 41 remaining) [2022-11-10 11:24:14,772 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (29 of 41 remaining) [2022-11-10 11:24:14,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (28 of 41 remaining) [2022-11-10 11:24:14,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (27 of 41 remaining) [2022-11-10 11:24:14,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (26 of 41 remaining) [2022-11-10 11:24:14,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (25 of 41 remaining) [2022-11-10 11:24:14,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (24 of 41 remaining) [2022-11-10 11:24:14,773 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (23 of 41 remaining) [2022-11-10 11:24:14,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (22 of 41 remaining) [2022-11-10 11:24:14,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (21 of 41 remaining) [2022-11-10 11:24:14,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (20 of 41 remaining) [2022-11-10 11:24:14,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (19 of 41 remaining) [2022-11-10 11:24:14,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (18 of 41 remaining) [2022-11-10 11:24:14,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (17 of 41 remaining) [2022-11-10 11:24:14,774 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (16 of 41 remaining) [2022-11-10 11:24:14,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (15 of 41 remaining) [2022-11-10 11:24:14,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (14 of 41 remaining) [2022-11-10 11:24:14,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (13 of 41 remaining) [2022-11-10 11:24:14,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (12 of 41 remaining) [2022-11-10 11:24:14,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (11 of 41 remaining) [2022-11-10 11:24:14,775 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (10 of 41 remaining) [2022-11-10 11:24:14,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (9 of 41 remaining) [2022-11-10 11:24:14,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (8 of 41 remaining) [2022-11-10 11:24:14,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (7 of 41 remaining) [2022-11-10 11:24:14,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (6 of 41 remaining) [2022-11-10 11:24:14,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (5 of 41 remaining) [2022-11-10 11:24:14,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (4 of 41 remaining) [2022-11-10 11:24:14,776 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 41 remaining) [2022-11-10 11:24:14,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 41 remaining) [2022-11-10 11:24:14,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 41 remaining) [2022-11-10 11:24:14,777 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 41 remaining) [2022-11-10 11:24:14,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-10 11:24:14,780 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-10 11:24:14,781 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/5) [2022-11-10 11:24:14,784 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:24:14,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:24:14,785 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:24:14,791 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 11:24:14,792 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2022-11-10 11:24:14,799 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:24:14,799 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork1 ======== [2022-11-10 11:24:14,800 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@489ed742, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:24:14,800 INFO L358 AbstractCegarLoop]: Starting to check reachability of 32 error locations. [2022-11-10 11:24:50,172 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 28 more)] === [2022-11-10 11:24:50,173 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:24:50,173 INFO L85 PathProgramCache]: Analyzing trace with hash 65278411, now seen corresponding path program 1 times [2022-11-10 11:24:50,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:24:50,173 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021972236] [2022-11-10 11:24:50,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:24:50,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:24:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:24:50,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:24:50,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:24:50,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021972236] [2022-11-10 11:24:50,341 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021972236] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:24:50,341 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:24:50,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:24:50,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335302395] [2022-11-10 11:24:50,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:24:50,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:24:50,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:24:50,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:24:50,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:24:50,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:24:50,343 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:24:50,343 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 11:24:50,344 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:25:02,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:25:02,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (31 of 32 remaining) [2022-11-10 11:25:02,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (30 of 32 remaining) [2022-11-10 11:25:02,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (29 of 32 remaining) [2022-11-10 11:25:02,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (28 of 32 remaining) [2022-11-10 11:25:02,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (27 of 32 remaining) [2022-11-10 11:25:02,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err5ASSERT_VIOLATIONDATA_RACE (26 of 32 remaining) [2022-11-10 11:25:02,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err6ASSERT_VIOLATIONDATA_RACE (25 of 32 remaining) [2022-11-10 11:25:02,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err7ASSERT_VIOLATIONDATA_RACE (24 of 32 remaining) [2022-11-10 11:25:02,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err8ASSERT_VIOLATIONDATA_RACE (23 of 32 remaining) [2022-11-10 11:25:02,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err9ASSERT_VIOLATIONDATA_RACE (22 of 32 remaining) [2022-11-10 11:25:02,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err10ASSERT_VIOLATIONDATA_RACE (21 of 32 remaining) [2022-11-10 11:25:02,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err11ASSERT_VIOLATIONDATA_RACE (20 of 32 remaining) [2022-11-10 11:25:02,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err12ASSERT_VIOLATIONDATA_RACE (19 of 32 remaining) [2022-11-10 11:25:02,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err13ASSERT_VIOLATIONDATA_RACE (18 of 32 remaining) [2022-11-10 11:25:02,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err14ASSERT_VIOLATIONDATA_RACE (17 of 32 remaining) [2022-11-10 11:25:02,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err15ASSERT_VIOLATIONDATA_RACE (16 of 32 remaining) [2022-11-10 11:25:02,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err16ASSERT_VIOLATIONDATA_RACE (15 of 32 remaining) [2022-11-10 11:25:02,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err17ASSERT_VIOLATIONDATA_RACE (14 of 32 remaining) [2022-11-10 11:25:02,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err18ASSERT_VIOLATIONDATA_RACE (13 of 32 remaining) [2022-11-10 11:25:02,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err19ASSERT_VIOLATIONDATA_RACE (12 of 32 remaining) [2022-11-10 11:25:02,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err20ASSERT_VIOLATIONDATA_RACE (11 of 32 remaining) [2022-11-10 11:25:02,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err21ASSERT_VIOLATIONDATA_RACE (10 of 32 remaining) [2022-11-10 11:25:02,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err22ASSERT_VIOLATIONDATA_RACE (9 of 32 remaining) [2022-11-10 11:25:02,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err23ASSERT_VIOLATIONDATA_RACE (8 of 32 remaining) [2022-11-10 11:25:02,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err24ASSERT_VIOLATIONDATA_RACE (7 of 32 remaining) [2022-11-10 11:25:02,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err25ASSERT_VIOLATIONDATA_RACE (6 of 32 remaining) [2022-11-10 11:25:02,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err26ASSERT_VIOLATIONDATA_RACE (5 of 32 remaining) [2022-11-10 11:25:02,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err27ASSERT_VIOLATIONDATA_RACE (4 of 32 remaining) [2022-11-10 11:25:02,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err28ASSERT_VIOLATIONDATA_RACE (3 of 32 remaining) [2022-11-10 11:25:02,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err29ASSERT_VIOLATIONDATA_RACE (2 of 32 remaining) [2022-11-10 11:25:02,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err30ASSERT_VIOLATIONDATA_RACE (1 of 32 remaining) [2022-11-10 11:25:02,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err31ASSERT_VIOLATIONDATA_RACE (0 of 32 remaining) [2022-11-10 11:25:02,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-10 11:25:02,698 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-10 11:25:02,698 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (3/5) [2022-11-10 11:25:02,705 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:25:02,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:25:02,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:25:02,719 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 11:25:02,725 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:25:02,725 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork3 ======== [2022-11-10 11:25:02,725 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@489ed742, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:25:02,726 INFO L358 AbstractCegarLoop]: Starting to check reachability of 50 error locations. [2022-11-10 11:25:02,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2022-11-10 11:25:38,453 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2022-11-10 11:25:38,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:25:38,454 INFO L85 PathProgramCache]: Analyzing trace with hash 261080295, now seen corresponding path program 1 times [2022-11-10 11:25:38,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:25:38,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235765491] [2022-11-10 11:25:38,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:25:38,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:25:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:25:38,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:25:38,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:25:38,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235765491] [2022-11-10 11:25:38,649 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1235765491] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:25:38,649 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:25:38,649 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-10 11:25:38,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623298205] [2022-11-10 11:25:38,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:25:38,650 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:25:38,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:25:38,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:25:38,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:25:38,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:25:38,651 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:25:38,652 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 48.0) internal successors, (48), 2 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 11:25:38,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:25:54,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:25:54,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (49 of 50 remaining) [2022-11-10 11:25:54,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (48 of 50 remaining) [2022-11-10 11:25:54,280 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (47 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (46 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err4ASSERT_VIOLATIONDATA_RACE (45 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err5ASSERT_VIOLATIONDATA_RACE (44 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err6ASSERT_VIOLATIONDATA_RACE (43 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err7ASSERT_VIOLATIONDATA_RACE (42 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err8ASSERT_VIOLATIONDATA_RACE (41 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err9ASSERT_VIOLATIONDATA_RACE (40 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err10ASSERT_VIOLATIONDATA_RACE (39 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err11ASSERT_VIOLATIONDATA_RACE (38 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err12ASSERT_VIOLATIONDATA_RACE (37 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err13ASSERT_VIOLATIONDATA_RACE (36 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err14ASSERT_VIOLATIONDATA_RACE (35 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err15ASSERT_VIOLATIONDATA_RACE (34 of 50 remaining) [2022-11-10 11:25:54,281 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err16ASSERT_VIOLATIONDATA_RACE (33 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err17ASSERT_VIOLATIONDATA_RACE (32 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err18ASSERT_VIOLATIONDATA_RACE (31 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err19ASSERT_VIOLATIONDATA_RACE (30 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err20ASSERT_VIOLATIONDATA_RACE (29 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err21ASSERT_VIOLATIONDATA_RACE (28 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err22ASSERT_VIOLATIONDATA_RACE (27 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err23ASSERT_VIOLATIONDATA_RACE (26 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err24ASSERT_VIOLATIONDATA_RACE (25 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err25ASSERT_VIOLATIONDATA_RACE (24 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err26ASSERT_VIOLATIONDATA_RACE (23 of 50 remaining) [2022-11-10 11:25:54,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err27ASSERT_VIOLATIONDATA_RACE (22 of 50 remaining) [2022-11-10 11:25:54,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err28ASSERT_VIOLATIONDATA_RACE (21 of 50 remaining) [2022-11-10 11:25:54,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err29ASSERT_VIOLATIONDATA_RACE (20 of 50 remaining) [2022-11-10 11:25:54,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err30ASSERT_VIOLATIONDATA_RACE (19 of 50 remaining) [2022-11-10 11:25:54,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err31ASSERT_VIOLATIONDATA_RACE (18 of 50 remaining) [2022-11-10 11:25:54,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err32ASSERT_VIOLATIONDATA_RACE (17 of 50 remaining) [2022-11-10 11:25:54,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err33ASSERT_VIOLATIONDATA_RACE (16 of 50 remaining) [2022-11-10 11:25:54,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err34ASSERT_VIOLATIONDATA_RACE (15 of 50 remaining) [2022-11-10 11:25:54,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err35ASSERT_VIOLATIONDATA_RACE (14 of 50 remaining) [2022-11-10 11:25:54,283 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err36ASSERT_VIOLATIONDATA_RACE (13 of 50 remaining) [2022-11-10 11:25:54,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err37ASSERT_VIOLATIONDATA_RACE (12 of 50 remaining) [2022-11-10 11:25:54,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err38ASSERT_VIOLATIONDATA_RACE (11 of 50 remaining) [2022-11-10 11:25:54,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err39ASSERT_VIOLATIONDATA_RACE (10 of 50 remaining) [2022-11-10 11:25:54,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err40ASSERT_VIOLATIONDATA_RACE (9 of 50 remaining) [2022-11-10 11:25:54,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err41ASSERT_VIOLATIONDATA_RACE (8 of 50 remaining) [2022-11-10 11:25:54,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err42ASSERT_VIOLATIONDATA_RACE (7 of 50 remaining) [2022-11-10 11:25:54,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err43ASSERT_VIOLATIONDATA_RACE (6 of 50 remaining) [2022-11-10 11:25:54,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err44ASSERT_VIOLATIONDATA_RACE (5 of 50 remaining) [2022-11-10 11:25:54,284 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err45ASSERT_VIOLATIONDATA_RACE (4 of 50 remaining) [2022-11-10 11:25:54,285 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err46ASSERT_VIOLATIONDATA_RACE (3 of 50 remaining) [2022-11-10 11:25:54,285 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err47ASSERT_VIOLATIONDATA_RACE (2 of 50 remaining) [2022-11-10 11:25:54,285 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err48ASSERT_VIOLATIONDATA_RACE (1 of 50 remaining) [2022-11-10 11:25:54,285 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err49ASSERT_VIOLATIONDATA_RACE (0 of 50 remaining) [2022-11-10 11:25:54,285 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-10 11:25:54,286 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-10 11:25:54,287 INFO L307 ceAbstractionStarter]: Result for error location P0Thread1of1ForFork3 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (4/5) [2022-11-10 11:25:54,290 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:25:54,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:25:54,291 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:25:54,296 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 11:25:54,299 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process [2022-11-10 11:25:54,302 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:25:54,302 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork0 ======== [2022-11-10 11:25:54,302 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@489ed742, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:25:54,302 INFO L358 AbstractCegarLoop]: Starting to check reachability of 127 error locations. [2022-11-10 11:26:29,728 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONDATA_RACE === [P3Err0ASSERT_VIOLATIONDATA_RACE, P3Err1ASSERT_VIOLATIONDATA_RACE, P3Err2ASSERT_VIOLATIONDATA_RACE, P3Err3ASSERT_VIOLATIONDATA_RACE (and 123 more)] === [2022-11-10 11:26:29,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:26:29,729 INFO L85 PathProgramCache]: Analyzing trace with hash 700679710, now seen corresponding path program 1 times [2022-11-10 11:26:29,729 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:26:29,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592172894] [2022-11-10 11:26:29,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:26:29,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:26:29,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:26:29,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:26:29,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:26:29,894 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592172894] [2022-11-10 11:26:29,894 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592172894] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:26:29,894 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:26:29,894 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:26:29,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606040752] [2022-11-10 11:26:29,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:26:29,986 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:26:29,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:26:29,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:26:29,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:26:29,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:26:29,987 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:26:29,987 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.5) internal successors, (75), 2 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 11:26:29,987 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.