/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/mix006_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-e23131f-m [2024-05-03 00:25:45,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-03 00:25:45,652 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2024-05-03 00:25:45,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-03 00:25:45,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-03 00:25:45,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2024-05-03 00:25:45,683 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-03 00:25:45,684 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-03 00:25:45,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-03 00:25:45,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-03 00:25:45,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-03 00:25:45,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-03 00:25:45,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-03 00:25:45,689 INFO L153 SettingsManager]: * Use SBE=true [2024-05-03 00:25:45,689 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-03 00:25:45,690 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-03 00:25:45,690 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-03 00:25:45,690 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-03 00:25:45,690 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-03 00:25:45,690 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-03 00:25:45,690 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-03 00:25:45,691 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-03 00:25:45,692 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-03 00:25:45,692 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-03 00:25:45,692 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-03 00:25:45,692 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-03 00:25:45,692 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-03 00:25:45,693 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-03 00:25:45,693 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-03 00:25:45,693 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-03 00:25:45,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 00:25:45,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-03 00:25:45,694 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-03 00:25:45,694 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2024-05-03 00:25:45,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-03 00:25:45,695 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-03 00:25:45,695 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2024-05-03 00:25:45,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2024-05-03 00:25:45,695 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-03 00:25:45,696 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-03 00:25:45,696 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-03 00:25:45,696 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION [2024-05-03 00:25:45,886 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-03 00:25:45,904 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-03 00:25:45,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-03 00:25:45,907 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-03 00:25:45,907 INFO L274 PluginConnector]: CDTParser initialized [2024-05-03 00:25:45,909 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-wmm/mix006_tso.oepc.i [2024-05-03 00:25:46,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-03 00:25:47,196 INFO L384 CDTParser]: Found 1 translation units. [2024-05-03 00:25:47,197 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix006_tso.oepc.i [2024-05-03 00:25:47,218 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/485cee46e/5476336292194e2eb95850a4228d9a56/FLAG88ef20a00 [2024-05-03 00:25:47,228 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/485cee46e/5476336292194e2eb95850a4228d9a56 [2024-05-03 00:25:47,230 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-03 00:25:47,231 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-03 00:25:47,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-03 00:25:47,232 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-03 00:25:47,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-03 00:25:47,239 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,240 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77b68b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47, skipping insertion in model container [2024-05-03 00:25:47,240 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,279 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-03 00:25:47,462 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/mix006_tso.oepc.i[949,962] [2024-05-03 00:25:47,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 00:25:47,674 INFO L202 MainTranslator]: Completed pre-run [2024-05-03 00:25:47,682 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/mix006_tso.oepc.i[949,962] [2024-05-03 00:25:47,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-03 00:25:47,784 INFO L206 MainTranslator]: Completed translation [2024-05-03 00:25:47,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47 WrapperNode [2024-05-03 00:25:47,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-03 00:25:47,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-03 00:25:47,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-03 00:25:47,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-03 00:25:47,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,822 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,855 INFO L138 Inliner]: procedures = 176, calls = 59, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 263 [2024-05-03 00:25:47,856 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-03 00:25:47,856 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-03 00:25:47,856 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-03 00:25:47,857 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-03 00:25:47,865 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,865 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,878 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,879 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,895 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,898 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,906 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-03 00:25:47,906 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-03 00:25:47,906 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-03 00:25:47,906 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-03 00:25:47,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (1/1) ... [2024-05-03 00:25:47,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-03 00:25:47,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 00:25:47,952 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) [2024-05-03 00:25:47,964 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 [2024-05-03 00:25:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-03 00:25:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-03 00:25:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-03 00:25:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-03 00:25:47,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-03 00:25:47,992 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-05-03 00:25:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-05-03 00:25:47,992 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-05-03 00:25:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-05-03 00:25:47,992 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-05-03 00:25:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-05-03 00:25:47,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-03 00:25:47,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-03 00:25:47,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-03 00:25:47,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-03 00:25:47,994 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-03 00:25:48,098 INFO L241 CfgBuilder]: Building ICFG [2024-05-03 00:25:48,100 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-03 00:25:48,470 INFO L282 CfgBuilder]: Performing block encoding [2024-05-03 00:25:48,651 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-03 00:25:48,651 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-03 00:25:48,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 12:25:48 BoogieIcfgContainer [2024-05-03 00:25:48,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-03 00:25:48,654 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-03 00:25:48,654 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-03 00:25:48,657 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-03 00:25:48,657 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.05 12:25:47" (1/3) ... [2024-05-03 00:25:48,657 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c29e0ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 12:25:48, skipping insertion in model container [2024-05-03 00:25:48,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.05 12:25:47" (2/3) ... [2024-05-03 00:25:48,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6c29e0ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.05 12:25:48, skipping insertion in model container [2024-05-03 00:25:48,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.05 12:25:48" (3/3) ... [2024-05-03 00:25:48,659 INFO L112 eAbstractionObserver]: Analyzing ICFG mix006_tso.oepc.i [2024-05-03 00:25:48,666 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-03 00:25:48,674 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-03 00:25:48,674 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-05-03 00:25:48,674 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-03 00:25:48,727 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2024-05-03 00:25:48,759 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:25:48,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 00:25:48,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 00:25:48,762 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) [2024-05-03 00:25:48,787 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 [2024-05-03 00:25:48,802 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 00:25:48,809 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 00:25:48,815 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;@7de533c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:25:48,815 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 00:25:48,823 WARN L438 OrderReductionFacade]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-05-03 00:25:48,825 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 00:25:48,832 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 00:25:48,834 INFO L308 ceAbstractionStarter]: Result for error location P1Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (1/8) [2024-05-03 00:25:48,843 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:25:48,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 00:25:48,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 00:25:48,873 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) [2024-05-03 00:25:48,877 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 [2024-05-03 00:25:48,880 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 00:25:48,880 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Err0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 00:25:48,881 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;@7de533c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:25:48,881 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 00:25:48,881 WARN L438 OrderReductionFacade]: DynamicStratifiedReduction did not find any initial state. Returning directly. [2024-05-03 00:25:48,881 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 00:25:48,883 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-05-03 00:25:48,883 INFO L308 ceAbstractionStarter]: Result for error location P2Err0ASSERT_VIOLATIONERROR_FUNCTION was SAFE (2/8) [2024-05-03 00:25:48,886 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:25:48,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-03 00:25:48,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-03 00:25:48,889 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) [2024-05-03 00:25:48,922 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 [2024-05-03 00:25:48,924 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-03 00:25:48,924 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION ======== [2024-05-03 00:25:48,925 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;@7de533c7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-03 00:25:48,925 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-05-03 00:25:48,928 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 00:25:48,952 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 163 states. [2024-05-03 00:25:48,953 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 00:25:48,955 INFO L78 Accepts]: Start accepts. Automaton has currently 165 states, but on-demand construction may add more states Word has length 88 [2024-05-03 00:25:48,957 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 00:25:48,958 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 00:25:48,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 00:25:48,961 INFO L85 PathProgramCache]: Analyzing trace with hash -333145010, now seen corresponding path program 1 times [2024-05-03 00:25:48,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 00:25:48,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [727793251] [2024-05-03 00:25:48,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 00:25:48,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 00:25:49,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 00:25:49,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 00:25:49,334 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 00:25:49,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [727793251] [2024-05-03 00:25:49,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [727793251] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 00:25:49,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 00:25:49,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-03 00:25:49,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924459863] [2024-05-03 00:25:49,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 00:25:49,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-03 00:25:49,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 00:25:49,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-03 00:25:49,357 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-03 00:25:49,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:25:49,359 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 00:25:49,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.0) internal successors, (88), 2 states have internal predecessors, (88), 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) [2024-05-03 00:25:49,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:25:49,360 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 00:26:35,740 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 960 states. [2024-05-03 00:26:35,740 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 00:26:35,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:26:35,741 INFO L78 Accepts]: Start accepts. Automaton has currently 1760 states, but on-demand construction may add more states Word has length 87 [2024-05-03 00:26:35,741 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 00:26:35,741 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-03 00:26:35,742 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 00:26:35,742 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 00:26:35,742 INFO L85 PathProgramCache]: Analyzing trace with hash 128625890, now seen corresponding path program 1 times [2024-05-03 00:26:35,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 00:26:35,743 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328159457] [2024-05-03 00:26:35,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 00:26:35,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 00:26:35,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 00:26:36,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 00:26:36,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 00:26:36,397 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328159457] [2024-05-03 00:26:36,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328159457] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 00:26:36,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 00:26:36,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-03 00:26:36,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536790743] [2024-05-03 00:26:36,398 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 00:26:36,399 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-03 00:26:36,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 00:26:36,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-03 00:26:36,400 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-03 00:26:36,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:26:36,402 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 00:26:36,402 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.428571428571429) internal successors, (87), 7 states have internal predecessors, (87), 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) [2024-05-03 00:26:36,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:26:36,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:26:36,403 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 00:31:59,982 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4191 states. [2024-05-03 00:31:59,982 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 00:31:59,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:31:59,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 00:31:59,983 INFO L78 Accepts]: Start accepts. Automaton has currently 5790 states, but on-demand construction may add more states Word has length 97 [2024-05-03 00:31:59,986 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 00:31:59,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-03 00:31:59,987 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 00:31:59,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 00:31:59,987 INFO L85 PathProgramCache]: Analyzing trace with hash 803813703, now seen corresponding path program 1 times [2024-05-03 00:31:59,992 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 00:31:59,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1400834305] [2024-05-03 00:31:59,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 00:31:59,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 00:32:00,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 00:32:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 00:32:00,386 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 00:32:00,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1400834305] [2024-05-03 00:32:00,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1400834305] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 00:32:00,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 00:32:00,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-03 00:32:00,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680870145] [2024-05-03 00:32:00,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 00:32:00,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-03 00:32:00,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 00:32:00,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-03 00:32:00,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-03 00:32:00,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:32:00,388 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 00:32:00,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 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) [2024-05-03 00:32:00,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:32:00,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 00:32:00,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:32:00,388 INFO L199 cStratifiedReduction]: Start building reduction automaton [2024-05-03 00:37:49,011 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 4464 states. [2024-05-03 00:37:49,012 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 00:37:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:37:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 00:37:49,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-03 00:37:49,012 INFO L78 Accepts]: Start accepts. Automaton has currently 6127 states, but on-demand construction may add more states Word has length 105 [2024-05-03 00:37:49,013 INFO L84 Accepts]: Finished accepts. word is accepted. [2024-05-03 00:37:49,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-03 00:37:49,013 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-05-03 00:37:49,014 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-03 00:37:49,014 INFO L85 PathProgramCache]: Analyzing trace with hash 1598379755, now seen corresponding path program 1 times [2024-05-03 00:37:49,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-03 00:37:49,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632627608] [2024-05-03 00:37:49,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-03 00:37:49,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-03 00:37:49,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-03 00:37:49,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-03 00:37:49,354 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-03 00:37:49,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632627608] [2024-05-03 00:37:49,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632627608] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-03 00:37:49,354 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-03 00:37:49,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-03 00:37:49,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866926150] [2024-05-03 00:37:49,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-03 00:37:49,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-03 00:37:49,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-03 00:37:49,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-03 00:37:49,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-03 00:37:49,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:37:49,356 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-03 00:37:49,356 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 6 states have internal predecessors, (105), 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) [2024-05-03 00:37:49,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:37:49,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 00:37:49,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-03 00:37:49,356 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-03 00:37:49,357 INFO L199 cStratifiedReduction]: Start building reduction automaton Received shutdown request... [2024-05-03 00:39:41,858 INFO L211 cStratifiedReduction]: Finished building reduction automaton with 1878 states. [2024-05-03 00:39:41,859 INFO L212 cStratifiedReduction]: Copied states 0 times. [2024-05-03 00:39:41,860 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 00:39:41,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-03 00:39:41,862 WARN L619 AbstractCegarLoop]: Verification canceled: while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-11-4-4-4-4-3-4-3-2-1 context. [2024-05-03 00:39:41,862 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-05-03 00:39:41,863 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 00:39:41,864 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 00:39:41,897 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-03 00:39:41,905 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-05-03 00:39:41,905 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION was TIMEOUT (3/8) [2024-05-03 00:39:41,907 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-03 00:39:41,907 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2024-05-03 00:39:41,909 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.05 12:39:41 BasicIcfg [2024-05-03 00:39:41,910 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-03 00:39:41,910 INFO L158 Benchmark]: Toolchain (without parser) took 834679.11ms. Allocated memory was 157.3MB in the beginning and 6.3GB in the end (delta: 6.2GB). Free memory was 84.2MB in the beginning and 4.3GB in the end (delta: -4.2GB). Peak memory consumption was 2.9GB. Max. memory is 8.0GB. [2024-05-03 00:39:41,910 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 157.3MB. Free memory is still 92.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-03 00:39:41,910 INFO L158 Benchmark]: CACSL2BoogieTranslator took 553.21ms. Allocated memory was 157.3MB in the beginning and 238.0MB in the end (delta: 80.7MB). Free memory was 83.9MB in the beginning and 194.2MB in the end (delta: -110.3MB). Peak memory consumption was 20.4MB. Max. memory is 8.0GB. [2024-05-03 00:39:41,910 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.91ms. Allocated memory is still 238.0MB. Free memory was 193.7MB in the beginning and 190.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-05-03 00:39:41,911 INFO L158 Benchmark]: Boogie Preprocessor took 49.23ms. Allocated memory is still 238.0MB. Free memory was 190.0MB in the beginning and 187.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-03 00:39:41,911 INFO L158 Benchmark]: RCFGBuilder took 745.76ms. Allocated memory is still 238.0MB. Free memory was 187.4MB in the beginning and 116.1MB in the end (delta: 71.3MB). Peak memory consumption was 71.3MB. Max. memory is 8.0GB. [2024-05-03 00:39:41,911 INFO L158 Benchmark]: TraceAbstraction took 833255.91ms. Allocated memory was 238.0MB in the beginning and 6.3GB in the end (delta: 6.1GB). Free memory was 115.1MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. [2024-05-03 00:39:41,913 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 157.3MB. Free memory is still 92.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 553.21ms. Allocated memory was 157.3MB in the beginning and 238.0MB in the end (delta: 80.7MB). Free memory was 83.9MB in the beginning and 194.2MB in the end (delta: -110.3MB). Peak memory consumption was 20.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 69.91ms. Allocated memory is still 238.0MB. Free memory was 193.7MB in the beginning and 190.0MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.23ms. Allocated memory is still 238.0MB. Free memory was 190.0MB in the beginning and 187.4MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 745.76ms. Allocated memory is still 238.0MB. Free memory was 187.4MB in the beginning and 116.1MB in the end (delta: 71.3MB). Peak memory consumption was 71.3MB. Max. memory is 8.0GB. * TraceAbstraction took 833255.91ms. Allocated memory was 238.0MB in the beginning and 6.3GB in the end (delta: 6.1GB). Free memory was 115.1MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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: Visitor Statistics States: 0, Transitions: 0, Traversal time: 14201488.8s - 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: Visitor Statistics States: 0, Transitions: 0, Traversal time: 14201488.9s - 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: 30573, independent: 28899, independent conditional: 28899, independent unconditional: 0, dependent: 1498, dependent conditional: 1498, dependent unconditional: 0, unknown: 176, unknown conditional: 176, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 29381, independent: 28899, independent conditional: 28899, independent unconditional: 0, dependent: 306, dependent conditional: 306, dependent unconditional: 0, unknown: 176, unknown conditional: 176, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 29381, independent: 28899, independent conditional: 28899, independent unconditional: 0, dependent: 306, dependent conditional: 306, dependent unconditional: 0, unknown: 176, unknown conditional: 176, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 30591, independent: 28899, independent conditional: 0, independent unconditional: 28899, dependent: 1073, dependent conditional: 767, dependent unconditional: 306, unknown: 619, unknown conditional: 443, unknown unconditional: 176] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 30591, independent: 28899, independent conditional: 0, independent unconditional: 28899, dependent: 1073, dependent conditional: 0, dependent unconditional: 1073, unknown: 619, unknown conditional: 0, unknown unconditional: 619] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 30591, independent: 28899, independent conditional: 0, independent unconditional: 28899, dependent: 1073, dependent conditional: 0, dependent unconditional: 1073, unknown: 619, unknown conditional: 0, unknown unconditional: 619] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 29381, independent: 28899, independent conditional: 0, independent unconditional: 28899, dependent: 306, dependent conditional: 0, dependent unconditional: 306, unknown: 176, unknown conditional: 0, unknown unconditional: 176] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 29381, independent: 28648, independent conditional: 0, independent unconditional: 28648, dependent: 733, dependent conditional: 0, dependent unconditional: 733, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 733, independent: 251, independent conditional: 0, independent unconditional: 251, dependent: 306, dependent conditional: 0, dependent unconditional: 306, unknown: 176, unknown conditional: 0, unknown unconditional: 176] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 733, independent: 251, independent conditional: 0, independent unconditional: 251, dependent: 306, dependent conditional: 0, dependent unconditional: 306, unknown: 176, unknown conditional: 0, unknown unconditional: 176] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 733, independent: 251, independent conditional: 0, independent unconditional: 251, dependent: 306, dependent conditional: 0, dependent unconditional: 306, unknown: 176, unknown conditional: 0, unknown unconditional: 176] , SemanticIndependenceRelation.Query Time [ms]: [ total: 198884, independent: 10347, independent conditional: 0, independent unconditional: 10347, dependent: 9090, dependent conditional: 0, dependent unconditional: 9090, unknown: 179447, unknown conditional: 0, unknown unconditional: 179447] , Protected Queries: 0 ], Cache Queries: [ total: 30591, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 767, dependent conditional: 0, dependent unconditional: 767, unknown: 29824, unknown conditional: 0, unknown unconditional: 29824] , Statistics on independence cache: Total cache size (in pairs): 29205, Positive cache size: 28899, Positive conditional cache size: 0, Positive unconditional cache size: 28899, Negative cache size: 306, Negative conditional cache size: 0, Negative unconditional cache size: 306, Unknown cache size: 176, Unknown conditional cache size: 0, Unknown unconditional cache size: 176, Eliminated conditions: 1210, Maximal queried relation: 3, Independence queries for same thread: 1192 - StatisticsResult: Reduction benchmarks 23.7ms Time before loop, 0.0ms Time in loop, 0.0s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 163, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 46379.7ms Time before loop, 0.0ms Time in loop, 46.4s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 960, Duplicate States: 0, Protected Variables: 0 - StatisticsResult: Reduction benchmarks 323578.2ms Time before loop, 0.0ms Time in loop, 323.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4191, Duplicate States: 0, Protected Variables: 14 - StatisticsResult: Reduction benchmarks 348622.4ms Time before loop, 0.0ms Time in loop, 348.6s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 4464, Duplicate States: 0, Protected Variables: 14 - StatisticsResult: Reduction benchmarks 112500.8ms Time before loop, 0.0ms Time in loop, 112.5s Time in total, Has Loop: 0, wrong guesses: 0, overall guesses: 0, Reduction States: 1878, Duplicate States: 0, Protected Variables: 8 - StatisticsResult: Visitor Statistics States: 89, Transitions: 88, Traversal time: 0.0s - StatisticsResult: Visitor Statistics States: 888, Transitions: 888, Traversal time: 46.4s - StatisticsResult: Visitor Statistics States: 4108, Transitions: 4344, Traversal time: 323.6s - StatisticsResult: Visitor Statistics States: 4381, Transitions: 4627, Traversal time: 348.6s - StatisticsResult: Visitor Statistics States: 1822, Transitions: 1824, Traversal time: 112.5s - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 3, RedundantProofs: 2, ProvenStates: 9, Times there's more than one choice: 4, Avg number of choices: 1.7777777777777777 - 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 - 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 - TimeoutResultAtElement [Line: 18]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PolyPacSimplificationTermWalker was simplifying a ∨-2-1 term,while PolyPacSimplificationTermWalker was simplifying 2 xjuncts wrt. a ∧-11-4-4-4-4-3-4-3-2-1 context. - StatisticsResult: Ultimate Automizer benchmark data for error location: P1Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 162 locations, 8 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 error location: P2Err0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 162 locations, 8 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 error location: ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION with 1 thread instances CFG has 7 procedures, 162 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 833.0s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 831.1s, 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: 30, 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, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 377 NumberOfCodeBlocks, 377 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 373 ConstructedInterpolants, 0 QuantifiedInterpolants, 1042 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown