/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-a4a1cd3-m [2024-05-30 13:42:55,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-30 13:42:55,609 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-30 13:42:55,614 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-30 13:42:55,614 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-30 13:42:55,615 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-30 13:42:55,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-30 13:42:55,646 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-30 13:42:55,646 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-30 13:42:55,650 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-30 13:42:55,650 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-30 13:42:55,650 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-30 13:42:55,651 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-30 13:42:55,652 INFO L153 SettingsManager]: * Use SBE=true [2024-05-30 13:42:55,652 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-30 13:42:55,652 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-30 13:42:55,652 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-30 13:42:55,652 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-30 13:42:55,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-30 13:42:55,653 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-30 13:42:55,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-30 13:42:55,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-30 13:42:55,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-30 13:42:55,654 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-30 13:42:55,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-30 13:42:55,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-30 13:42:55,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-30 13:42:55,654 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-30 13:42:55,655 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-30 13:42:55,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-30 13:42:55,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 13:42:55,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-30 13:42:55,657 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-30 13:42:55,657 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-30 13:42:55,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-30 13:42:55,657 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-30 13:42:55,657 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-30 13:42:55,657 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-30 13:42:55,657 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-30 13:42:55,657 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-30 13:42:55,658 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-30 13:42:55,658 INFO L153 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-30 13:42:55,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-30 13:42:55,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-30 13:42:55,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-30 13:42:55,903 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-30 13:42:55,904 INFO L274 PluginConnector]: CDTParser initialized [2024-05-30 13:42:55,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-30 13:42:56,930 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-30 13:42:57,147 INFO L384 CDTParser]: Found 1 translation units. [2024-05-30 13:42:57,147 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-30 13:42:57,161 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/db0a97af2/80e0c3cc949a4b488a927fd4e74fe24e/FLAGc392da17a [2024-05-30 13:42:57,172 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/db0a97af2/80e0c3cc949a4b488a927fd4e74fe24e [2024-05-30 13:42:57,174 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-30 13:42:57,176 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-30 13:42:57,179 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-30 13:42:57,179 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-30 13:42:57,182 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-30 13:42:57,183 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,184 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@800d587 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57, skipping insertion in model container [2024-05-30 13:42:57,184 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,223 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-30 13:42:57,349 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-30 13:42:57,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 13:42:57,446 INFO L202 MainTranslator]: Completed pre-run [2024-05-30 13:42:57,456 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i[975,988] [2024-05-30 13:42:57,477 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-30 13:42:57,504 INFO L206 MainTranslator]: Completed translation [2024-05-30 13:42:57,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57 WrapperNode [2024-05-30 13:42:57,505 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-30 13:42:57,506 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-30 13:42:57,506 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-30 13:42:57,506 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-30 13:42:57,512 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,536 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,552 INFO L138 Inliner]: procedures = 176, calls = 53, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-05-30 13:42:57,553 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-30 13:42:57,553 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-30 13:42:57,553 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-30 13:42:57,554 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-30 13:42:57,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,577 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,577 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,581 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,582 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,583 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,584 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-30 13:42:57,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-30 13:42:57,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-30 13:42:57,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-30 13:42:57,587 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (1/1) ... [2024-05-30 13:42:57,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-30 13:42:57,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:42:57,655 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-30 13:42:57,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-30 13:42:57,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-30 13:42:57,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-30 13:42:57,699 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-30 13:42:57,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-30 13:42:57,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-30 13:42:57,700 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-30 13:42:57,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-30 13:42:57,700 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-30 13:42:57,700 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-30 13:42:57,700 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-30 13:42:57,701 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-30 13:42:57,702 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-30 13:42:57,702 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-30 13:42:57,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-30 13:42:57,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-30 13:42:57,703 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-30 13:42:57,834 INFO L241 CfgBuilder]: Building ICFG [2024-05-30 13:42:57,835 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-30 13:42:57,985 INFO L282 CfgBuilder]: Performing block encoding [2024-05-30 13:42:57,992 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-30 13:42:57,992 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-30 13:42:57,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 01:42:57 BoogieIcfgContainer [2024-05-30 13:42:57,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-30 13:42:57,994 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-30 13:42:57,995 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-30 13:42:57,997 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-30 13:42:57,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.05 01:42:57" (1/3) ... [2024-05-30 13:42:57,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33651a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 01:42:57, skipping insertion in model container [2024-05-30 13:42:57,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.05 01:42:57" (2/3) ... [2024-05-30 13:42:57,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33651a45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.05 01:42:57, skipping insertion in model container [2024-05-30 13:42:57,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.05 01:42:57" (3/3) ... [2024-05-30 13:42:57,998 INFO L112 eAbstractionObserver]: Analyzing ICFG safe014_pso.oepc_pso.opt_tso.oepc_tso.opt.i [2024-05-30 13:42:58,009 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-30 13:42:58,016 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-30 13:42:58,017 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-30 13:42:58,017 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-30 13:42:58,062 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-30 13:42:58,095 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:42:58,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 13:42:58,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:42:58,098 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 13:42:58,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-30 13:42:58,134 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 13:42:58,141 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-30 13:42:58,146 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;@22ad3f08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:42:58,146 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 13:42:58,154 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:42:58,187 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 127 states. [2024-05-30 13:42:58,188 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 13:42:58,190 INFO L78 Accepts]: Start accepts. Automaton has currently 129 states, but on-demand construction may add more states Word has length 52 [2024-05-30 13:42:58,192 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:42:58,193 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:42:58,196 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:42:58,196 INFO L85 PathProgramCache]: Analyzing trace with hash 2072147960, now seen corresponding path program 1 times [2024-05-30 13:42:58,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:42:58,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [194069073] [2024-05-30 13:42:58,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:42:58,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:42:58,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:42:58,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 13:42:58,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:42:58,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [194069073] [2024-05-30 13:42:58,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [194069073] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:42:58,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:42:58,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-30 13:42:58,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507225833] [2024-05-30 13:42:58,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:42:58,409 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-30 13:42:58,409 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:42:58,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-30 13:42:58,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-30 13:42:58,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:42:58,426 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:42:58,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 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) [2024-05-30 13:42:58,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:42:58,428 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:42:59,227 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 636 states. [2024-05-30 13:42:59,228 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 13:42:59,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:42:59,228 INFO L78 Accepts]: Start accepts. Automaton has currently 1148 states, but on-demand construction may add more states Word has length 51 [2024-05-30 13:42:59,228 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:42:59,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-30 13:42:59,231 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:42:59,232 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:42:59,232 INFO L85 PathProgramCache]: Analyzing trace with hash -371278940, now seen corresponding path program 1 times [2024-05-30 13:42:59,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:42:59,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365885885] [2024-05-30 13:42:59,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:42:59,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:42:59,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:42:59,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 13:42:59,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:42:59,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365885885] [2024-05-30 13:42:59,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365885885] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:42:59,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:42:59,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 13:42:59,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375562884] [2024-05-30 13:42:59,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:42:59,631 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 13:42:59,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:42:59,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 13:42:59,632 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 13:42:59,632 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:42:59,632 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:42:59,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 6 states have internal predecessors, (51), 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) [2024-05-30 13:42:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:42:59,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:42:59,633 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:01,444 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 2811 states. [2024-05-30 13:43:01,445 INFO L212 cStratifiedReduction]: Copied states 120 times. [2024-05-30 13:43:01,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:01,445 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:01,445 INFO L78 Accepts]: Start accepts. Automaton has currently 3714 states, but on-demand construction may add more states Word has length 53 [2024-05-30 13:43:01,446 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:43:01,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-30 13:43:01,446 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:43:01,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:43:01,447 INFO L85 PathProgramCache]: Analyzing trace with hash 528038693, now seen corresponding path program 1 times [2024-05-30 13:43:01,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:43:01,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1556878839] [2024-05-30 13:43:01,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:43:01,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:43:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:43:01,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 13:43:01,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:43:01,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1556878839] [2024-05-30 13:43:01,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1556878839] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:43:01,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:43:01,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 13:43:01,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [693459096] [2024-05-30 13:43:01,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:43:01,661 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 13:43:01,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:43:01,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 13:43:01,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-30 13:43:01,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:01,661 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:43:01,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 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) [2024-05-30 13:43:01,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:01,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:01,662 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:01,662 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:04,291 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 5601 states. [2024-05-30 13:43:04,291 INFO L212 cStratifiedReduction]: Copied states 195 times. [2024-05-30 13:43:04,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:04,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:04,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:04,292 INFO L78 Accepts]: Start accepts. Automaton has currently 7453 states, but on-demand construction may add more states Word has length 67 [2024-05-30 13:43:04,292 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:43:04,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-30 13:43:04,293 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:43:04,294 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:43:04,294 INFO L85 PathProgramCache]: Analyzing trace with hash -599431252, now seen corresponding path program 1 times [2024-05-30 13:43:04,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:43:04,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1059130292] [2024-05-30 13:43:04,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:43:04,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:43:04,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:43:04,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 13:43:04,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:43:04,477 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1059130292] [2024-05-30 13:43:04,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1059130292] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:43:04,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:43:04,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 13:43:04,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2146101244] [2024-05-30 13:43:04,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:43:04,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 13:43:04,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:43:04,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 13:43:04,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-30 13:43:04,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:04,478 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:43:04,478 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.571428571428571) internal successors, (67), 7 states have internal predecessors, (67), 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) [2024-05-30 13:43:04,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:04,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:04,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:04,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:04,479 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:10,597 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 15957 states. [2024-05-30 13:43:10,597 INFO L212 cStratifiedReduction]: Copied states 5767 times. [2024-05-30 13:43:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:10,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:10,598 INFO L78 Accepts]: Start accepts. Automaton has currently 12462 states, but on-demand construction may add more states Word has length 63 [2024-05-30 13:43:10,599 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:43:10,599 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-30 13:43:10,599 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:43:10,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:43:10,599 INFO L85 PathProgramCache]: Analyzing trace with hash -41035680, now seen corresponding path program 1 times [2024-05-30 13:43:10,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:43:10,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [353808115] [2024-05-30 13:43:10,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:43:10,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:43:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:43:10,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 13:43:10,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:43:10,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [353808115] [2024-05-30 13:43:10,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [353808115] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:43:10,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:43:10,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-30 13:43:10,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1954587570] [2024-05-30 13:43:10,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:43:10,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-30 13:43:10,726 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:43:10,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-30 13:43:10,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-30 13:43:10,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:10,727 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:43:10,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 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) [2024-05-30 13:43:10,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:10,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:10,728 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:10,728 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:16,108 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 12725 states. [2024-05-30 13:43:16,108 INFO L212 cStratifiedReduction]: Copied states 3716 times. [2024-05-30 13:43:16,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:16,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:16,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:16,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:16,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 13:43:16,109 INFO L78 Accepts]: Start accepts. Automaton has currently 11169 states, but on-demand construction may add more states Word has length 65 [2024-05-30 13:43:16,109 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:43:16,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-30 13:43:16,110 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:43:16,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:43:16,110 INFO L85 PathProgramCache]: Analyzing trace with hash -795265663, now seen corresponding path program 1 times [2024-05-30 13:43:16,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:43:16,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1037091299] [2024-05-30 13:43:16,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:43:16,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:43:16,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:43:16,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 13:43:16,396 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:43:16,398 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1037091299] [2024-05-30 13:43:16,398 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1037091299] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:43:16,398 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:43:16,398 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 13:43:16,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91707460] [2024-05-30 13:43:16,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:43:16,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 13:43:16,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:43:16,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 13:43:16,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-05-30 13:43:16,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:16,399 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:43:16,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.125) internal successors, (65), 8 states have internal predecessors, (65), 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) [2024-05-30 13:43:16,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:16,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:16,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:16,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:16,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 13:43:16,400 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:16,400 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:21,609 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 13625 states. [2024-05-30 13:43:21,609 INFO L212 cStratifiedReduction]: Copied states 4819 times. [2024-05-30 13:43:21,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:21,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:21,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:21,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:21,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 13:43:21,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 13:43:21,610 INFO L78 Accepts]: Start accepts. Automaton has currently 10970 states, but on-demand construction may add more states Word has length 70 [2024-05-30 13:43:21,610 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:43:21,611 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-30 13:43:21,611 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:43:21,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:43:21,611 INFO L85 PathProgramCache]: Analyzing trace with hash -833392795, now seen corresponding path program 1 times [2024-05-30 13:43:21,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:43:21,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943821873] [2024-05-30 13:43:21,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:43:21,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:43:21,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:43:21,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 13:43:21,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:43:21,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943821873] [2024-05-30 13:43:21,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943821873] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:43:21,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:43:21,744 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-30 13:43:21,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353483242] [2024-05-30 13:43:21,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:43:21,745 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-30 13:43:21,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:43:21,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-30 13:43:21,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-30 13:43:21,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:21,751 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:43:21,751 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.0) internal successors, (70), 7 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) [2024-05-30 13:43:21,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:21,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:21,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 13:43:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-30 13:43:21,752 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:21,752 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:26,639 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 13131 states. [2024-05-30 13:43:26,639 INFO L212 cStratifiedReduction]: Copied states 3420 times. [2024-05-30 13:43:26,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:26,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:26,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:26,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:26,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 13:43:26,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 13:43:26,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 13:43:26,641 INFO L78 Accepts]: Start accepts. Automaton has currently 12706 states, but on-demand construction may add more states Word has length 70 [2024-05-30 13:43:26,641 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-30 13:43:26,641 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-30 13:43:26,642 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-30 13:43:26,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-30 13:43:26,642 INFO L85 PathProgramCache]: Analyzing trace with hash 725978371, now seen corresponding path program 2 times [2024-05-30 13:43:26,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-30 13:43:26,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1112914499] [2024-05-30 13:43:26,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-30 13:43:26,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-30 13:43:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-30 13:43:26,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-30 13:43:26,788 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-30 13:43:26,789 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1112914499] [2024-05-30 13:43:26,789 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1112914499] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-30 13:43:26,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-30 13:43:26,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-30 13:43:26,789 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1915178350] [2024-05-30 13:43:26,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-30 13:43:26,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-30 13:43:26,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-30 13:43:26,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-30 13:43:26,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-30 13:43:26,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:26,791 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-30 13:43:26,791 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.75) internal successors, (70), 8 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) [2024-05-30 13:43:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-30 13:43:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-30 13:43:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-30 13:43:26,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:26,791 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:35,954 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 22305 states. [2024-05-30 13:43:35,955 INFO L212 cStratifiedReduction]: Copied states 4065 times. [2024-05-30 13:43:35,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-30 13:43:35,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-30 13:43:35,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:35,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-30 13:43:35,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-30 13:43:35,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-30 13:43:35,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-30 13:43:35,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-30 13:43:35,958 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-30 13:43:35,958 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-30 13:43:36,156 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1] [2024-05-30 13:43:36,157 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/4) [2024-05-30 13:43:36,160 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:43:36,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 13:43:36,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:43:36,163 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 13:43:36,163 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-30 13:43:36,181 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 13:43:36,182 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-30 13:43:36,182 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;@22ad3f08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:43:36,182 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 13:43:36,182 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:36,213 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 76 states. [2024-05-30 13:43:36,213 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 13:43:36,213 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-30 13:43:36,214 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 13:43:36,214 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (2/4) [2024-05-30 13:43:36,217 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:43:36,218 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 13:43:36,218 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:43:36,221 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 13:43:36,224 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 13:43:36,224 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-30 13:43:36,224 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;@22ad3f08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:43:36,224 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 13:43:36,224 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:36,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-05-30 13:43:36,428 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 524 states. [2024-05-30 13:43:36,428 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 13:43:36,429 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-30 13:43:36,431 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 13:43:36,431 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (3/4) [2024-05-30 13:43:36,433 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:43:36,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-30 13:43:36,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-30 13:43:36,436 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-30 13:43:36,437 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2024-05-30 13:43:36,439 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-30 13:43:36,439 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-05-30 13:43:36,439 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;@22ad3f08, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-30 13:43:36,439 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-30 13:43:36,439 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-30 13:43:36,440 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 20 states. [2024-05-30 13:43:36,440 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-30 13:43:36,440 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-05-30 13:43:36,441 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-30 13:43:36,441 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (4/4) [2024-05-30 13:43:36,442 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-30 13:43:36,442 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-30 13:43:36,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.05 01:43:36 BasicIcfg [2024-05-30 13:43:36,445 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-30 13:43:36,445 INFO L158 Benchmark]: Toolchain (without parser) took 39269.45ms. Allocated memory was 326.1MB in the beginning and 5.5GB in the end (delta: 5.2GB). Free memory was 255.4MB in the beginning and 4.0GB in the end (delta: -3.8GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-05-30 13:43:36,445 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 167.8MB. Free memory was 136.4MB in the beginning and 136.3MB in the end (delta: 32.7kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-30 13:43:36,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.46ms. Allocated memory is still 326.1MB. Free memory was 254.9MB in the beginning and 234.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-30 13:43:36,446 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.69ms. Allocated memory is still 326.1MB. Free memory was 233.9MB in the beginning and 232.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-30 13:43:36,446 INFO L158 Benchmark]: Boogie Preprocessor took 32.79ms. Allocated memory is still 326.1MB. Free memory was 232.3MB in the beginning and 230.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-30 13:43:36,446 INFO L158 Benchmark]: RCFGBuilder took 406.12ms. Allocated memory is still 326.1MB. Free memory was 230.8MB in the beginning and 215.6MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. [2024-05-30 13:43:36,446 INFO L158 Benchmark]: TraceAbstraction took 38450.32ms. Allocated memory was 326.1MB in the beginning and 5.5GB in the end (delta: 5.2GB). Free memory was 214.0MB in the beginning and 4.0GB in the end (delta: -3.8GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. [2024-05-30 13:43:36,447 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 167.8MB. Free memory was 136.4MB in the beginning and 136.3MB in the end (delta: 32.7kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 326.46ms. Allocated memory is still 326.1MB. Free memory was 254.9MB in the beginning and 234.4MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 46.69ms. Allocated memory is still 326.1MB. Free memory was 233.9MB in the beginning and 232.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.79ms. Allocated memory is still 326.1MB. Free memory was 232.3MB in the beginning and 230.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 406.12ms. Allocated memory is still 326.1MB. Free memory was 230.8MB in the beginning and 215.6MB in the end (delta: 15.2MB). Peak memory consumption was 15.7MB. Max. memory is 8.0GB. * TraceAbstraction took 38450.32ms. Allocated memory was 326.1MB in the beginning and 5.5GB in the end (delta: 5.2GB). Free memory was 214.0MB in the beginning and 4.0GB in the end (delta: -3.8GB). Peak memory consumption was 1.4GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 229858, independent: 227552, independent conditional: 227552, independent unconditional: 0, dependent: 2306, dependent conditional: 2306, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 229659, independent: 227552, independent conditional: 227552, independent unconditional: 0, dependent: 2107, dependent conditional: 2107, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 229659, independent: 227552, independent conditional: 227552, independent unconditional: 0, dependent: 2107, dependent conditional: 2107, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 242221, independent: 227552, independent conditional: 0, independent unconditional: 227552, dependent: 14669, dependent conditional: 12562, dependent unconditional: 2107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 242221, independent: 227552, independent conditional: 0, independent unconditional: 227552, dependent: 14669, dependent conditional: 0, dependent unconditional: 14669, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 242221, independent: 227552, independent conditional: 0, independent unconditional: 227552, dependent: 14669, dependent conditional: 0, dependent unconditional: 14669, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 229659, independent: 227552, independent conditional: 0, independent unconditional: 227552, dependent: 2107, dependent conditional: 0, dependent unconditional: 2107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 229659, independent: 226091, independent conditional: 0, independent unconditional: 226091, dependent: 3568, dependent conditional: 0, dependent unconditional: 3568, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3568, independent: 1461, independent conditional: 0, independent unconditional: 1461, dependent: 2107, dependent conditional: 0, dependent unconditional: 2107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3568, independent: 1461, independent conditional: 0, independent unconditional: 1461, dependent: 2107, dependent conditional: 0, dependent unconditional: 2107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3568, independent: 1461, independent conditional: 0, independent unconditional: 1461, dependent: 2107, dependent conditional: 0, dependent unconditional: 2107, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2664, independent: 976, independent conditional: 0, independent unconditional: 976, dependent: 1689, dependent conditional: 0, dependent unconditional: 1689, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 242221, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 12562, dependent conditional: 0, dependent unconditional: 12562, unknown: 229659, unknown conditional: 0, unknown unconditional: 229659] , Statistics on independence cache: Total cache size (in pairs): 229659, Positive cache size: 227552, Positive conditional cache size: 0, Positive unconditional cache size: 227552, Negative cache size: 2107, Negative conditional cache size: 0, Negative unconditional cache size: 2107, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 12562, Maximal queried relation: 8, Independence queries for same thread: 199 - StatisticsResult: Reduction benchmarks 33.3ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 127, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 799.2ms Time before loop, 0.0ms Time in loop, 0.8s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 636, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 1810.6ms Time before loop, 0.0ms Time in loop, 1.8s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 2811, Duplicate States: 120, Protected Variables: 4 - StatisticsResult: Reduction benchmarks 2628.5ms Time before loop, 0.0ms Time in loop, 2.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 5601, Duplicate States: 195, Protected Variables: 7 - StatisticsResult: Reduction benchmarks 6118.1ms Time before loop, 0.0ms Time in loop, 6.1s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 15957, Duplicate States: 5767, Protected Variables: 8 - StatisticsResult: Reduction benchmarks 5379.6ms Time before loop, 0.0ms Time in loop, 5.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 12725, Duplicate States: 3716, Protected Variables: 12 - StatisticsResult: Reduction benchmarks 5208.5ms Time before loop, 0.0ms Time in loop, 5.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 13625, Duplicate States: 4819, Protected Variables: 12 - StatisticsResult: Reduction benchmarks 4886.5ms Time before loop, 0.0ms Time in loop, 4.9s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 13131, Duplicate States: 3420, Protected Variables: 12 - StatisticsResult: Reduction benchmarks 9162.7ms Time before loop, 0.0ms Time in loop, 9.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 22305, Duplicate States: 4065, Protected Variables: 12 - StatisticsResult: Visitor Statistics States: 53, Transitions: 52, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 564, Transitions: 564, Traversal time: 0.8s - StatisticsResult: Visitor Statistics States: 2734, Transitions: 2879, Traversal time: 1.8s - StatisticsResult: Visitor Statistics States: 5517, Transitions: 5766, Traversal time: 2.6s - StatisticsResult: Visitor Statistics States: 15809, Transitions: 17557, Traversal time: 6.1s - StatisticsResult: Visitor Statistics States: 12486, Transitions: 14343, Traversal time: 5.4s - StatisticsResult: Visitor Statistics States: 13339, Transitions: 15195, Traversal time: 5.2s - StatisticsResult: Visitor Statistics States: 12818, Transitions: 14159, Traversal time: 4.9s - StatisticsResult: Visitor Statistics States: 21934, Transitions: 24102, Traversal time: 9.2s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 13, RedundantProofs: 3, ProvenStates: 1577, Times there's more than one choice: 1047, Avg number of choices: 3.956880152187698 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 42, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 42, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 42, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 42, independent: 42, independent conditional: 0, independent unconditional: 42, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 42, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 42, unknown conditional: 0, unknown unconditional: 42] , Statistics on independence cache: Total cache size (in pairs): 42, Positive cache size: 42, Positive conditional cache size: 0, Positive unconditional cache size: 42, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Reduction benchmarks 30.6ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 76, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 77, Transitions: 76, Traversal time: 0.0s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 770, independent: 770, independent conditional: 770, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 770, independent: 770, independent conditional: 770, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 770, independent: 770, independent conditional: 770, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 770, independent: 770, independent conditional: 0, independent unconditional: 770, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 770, independent: 770, independent conditional: 0, independent unconditional: 770, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 770, independent: 770, independent conditional: 0, independent unconditional: 770, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 770, independent: 770, independent conditional: 0, independent unconditional: 770, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 770, independent: 770, independent conditional: 0, independent unconditional: 770, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 770, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 770, unknown conditional: 0, unknown unconditional: 770] , Statistics on independence cache: Total cache size (in pairs): 770, Positive cache size: 770, Positive conditional cache size: 0, Positive unconditional cache size: 770, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 0 - StatisticsResult: Reduction benchmarks 203.7ms Time before loop, 0.0ms Time in loop, 0.2s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 524, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 525, Transitions: 524, Traversal time: 0.2s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 0, Positive cache size: 0, Positive conditional cache size: 0, Positive unconditional cache size: 0, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: -1, Independence queries for same thread: 0 - StatisticsResult: Reduction benchmarks 0.6ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 20, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Visitor Statistics States: 21, Transitions: 20, Traversal time: 0.0s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 0, RedundantProofs: 0, ProvenStates: 0, Times there's more than one choice: 0, Avg number of choices: NaN - PositiveResult [Line: 18]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data for error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 118 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 38.0s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 36.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 84, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 491 NumberOfCodeBlocks, 491 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 483 ConstructedInterpolants, 0 QuantifiedInterpolants, 1442 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 118 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 118 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for thread instance sufficiency: ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES with 1 thread instances CFG has 7 procedures, 118 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.0s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-30 13:43:36,474 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Forceful destruction successful, exit code 0 [2024-05-30 13:43:36,678 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2024-05-30 13:43:36,879 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Ended with exit code 0 [2024-05-30 13:43:37,078 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-05-30 13:43:37,281 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...