/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 -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 03:39:13,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 03:39:13,119 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 03:39:13,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 03:39:13,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 03:39:13,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 03:39:13,149 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 03:39:13,149 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 03:39:13,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 03:39:13,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 03:39:13,153 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 03:39:13,153 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 03:39:13,154 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 03:39:13,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 03:39:13,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 03:39:13,155 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 03:39:13,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 03:39:13,156 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 03:39:13,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 03:39:13,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 03:39:13,156 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 03:39:13,157 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 03:39:13,157 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 03:39:13,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 03:39:13,157 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 03:39:13,157 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 03:39:13,158 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 03:39:13,158 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 03:39:13,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 03:39:13,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 03:39:13,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 03:39:13,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 03:39:13,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 03:39:13,160 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 03:39:13,160 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 03:39:13,160 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 03:39:13,160 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 03:39:13,160 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 03:39:13,160 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 03:39:13,160 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-04 03:39:13,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 03:39:13,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 03:39:13,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 03:39:13,469 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 03:39:13,470 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 03:39:13,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c [2024-04-04 03:39:14,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 03:39:14,794 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 03:39:14,794 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c [2024-04-04 03:39:14,802 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e21b9adc2/9b31311aa599474d96f8e85c3e1769e0/FLAGad92ec667 [2024-04-04 03:39:14,822 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e21b9adc2/9b31311aa599474d96f8e85c3e1769e0 [2024-04-04 03:39:14,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 03:39:14,826 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 03:39:14,828 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 03:39:14,828 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 03:39:14,832 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 03:39:14,833 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 03:39:14" (1/1) ... [2024-04-04 03:39:14,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62f0a32e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:14, skipping insertion in model container [2024-04-04 03:39:14,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 03:39:14" (1/1) ... [2024-04-04 03:39:14,859 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 03:39:14,982 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c[2691,2704] [2024-04-04 03:39:14,992 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 03:39:15,002 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 03:39:15,020 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-three-array-sum.wvr.c[2691,2704] [2024-04-04 03:39:15,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 03:39:15,029 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 03:39:15,030 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 03:39:15,036 INFO L206 MainTranslator]: Completed translation [2024-04-04 03:39:15,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15 WrapperNode [2024-04-04 03:39:15,037 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 03:39:15,040 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 03:39:15,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 03:39:15,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 03:39:15,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,054 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,077 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 12, statements flattened = 156 [2024-04-04 03:39:15,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 03:39:15,078 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 03:39:15,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 03:39:15,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 03:39:15,086 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,088 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,089 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,094 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,097 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,098 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,100 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 03:39:15,101 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 03:39:15,101 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 03:39:15,101 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 03:39:15,102 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (1/1) ... [2024-04-04 03:39:15,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 03:39:15,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:15,140 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) [2024-04-04 03:39:15,148 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 [2024-04-04 03:39:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 03:39:15,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 03:39:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 03:39:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 03:39:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 03:39:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 03:39:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 03:39:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 03:39:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 03:39:15,185 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 03:39:15,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 03:39:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 03:39:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 03:39:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 03:39:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 03:39:15,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 03:39:15,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 03:39:15,187 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 03:39:15,280 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 03:39:15,282 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 03:39:15,521 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 03:39:15,572 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 03:39:15,572 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2024-04-04 03:39:15,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 03:39:15 BoogieIcfgContainer [2024-04-04 03:39:15,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 03:39:15,576 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 03:39:15,576 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 03:39:15,581 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 03:39:15,582 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 03:39:14" (1/3) ... [2024-04-04 03:39:15,582 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c8aa102 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 03:39:15, skipping insertion in model container [2024-04-04 03:39:15,582 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:39:15" (2/3) ... [2024-04-04 03:39:15,582 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c8aa102 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 03:39:15, skipping insertion in model container [2024-04-04 03:39:15,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 03:39:15" (3/3) ... [2024-04-04 03:39:15,584 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-three-array-sum.wvr.c [2024-04-04 03:39:15,590 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 03:39:15,597 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 03:39:15,597 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 03:39:15,597 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 03:39:15,665 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 03:39:15,700 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 03:39:15,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 03:39:15,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:15,709 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) [2024-04-04 03:39:15,713 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 [2024-04-04 03:39:15,736 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 03:39:15,745 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:15,747 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 03:39:15,752 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=LoopHeads, 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;@7698f06, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 03:39:15,752 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 03:39:17,043 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:17,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:17,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1070528268, now seen corresponding path program 1 times [2024-04-04 03:39:17,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:17,052 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1827054691] [2024-04-04 03:39:17,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:17,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:17,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:17,425 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-04-04 03:39:17,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:17,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1827054691] [2024-04-04 03:39:17,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1827054691] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 03:39:17,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 03:39:17,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 03:39:17,427 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415316888] [2024-04-04 03:39:17,428 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 03:39:17,434 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 03:39:17,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:39:17,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 03:39:17,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 03:39:17,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:17,456 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:39:17,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 92.5) internal successors, (185), 2 states have internal predecessors, (185), 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) [2024-04-04 03:39:17,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:17,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:17,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 03:39:17,894 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:17,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:17,895 INFO L85 PathProgramCache]: Analyzing trace with hash -317367272, now seen corresponding path program 1 times [2024-04-04 03:39:17,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:17,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109467856] [2024-04-04 03:39:17,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:17,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:17,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:18,314 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 03:39:18,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:18,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109467856] [2024-04-04 03:39:18,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109467856] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 03:39:18,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 03:39:18,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 03:39:18,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590937206] [2024-04-04 03:39:18,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 03:39:18,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 03:39:18,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:39:18,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 03:39:18,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-04 03:39:18,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:18,323 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:39:18,323 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 25.571428571428573) internal successors, (179), 7 states have internal predecessors, (179), 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) [2024-04-04 03:39:18,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:18,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:18,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:18,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:18,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 03:39:18,919 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:18,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:18,920 INFO L85 PathProgramCache]: Analyzing trace with hash 314900301, now seen corresponding path program 1 times [2024-04-04 03:39:18,920 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:18,921 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283428643] [2024-04-04 03:39:18,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:18,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:19,260 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 2 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-04-04 03:39:19,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:19,260 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283428643] [2024-04-04 03:39:19,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283428643] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:39:19,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1151328005] [2024-04-04 03:39:19,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:19,261 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:19,261 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:19,336 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:39:19,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 03:39:19,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:19,487 INFO L262 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-04 03:39:19,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:39:19,818 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-04-04 03:39:19,818 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:39:20,110 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-04-04 03:39:20,110 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1151328005] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:39:20,110 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:39:20,110 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-04-04 03:39:20,111 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383568880] [2024-04-04 03:39:20,111 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:39:20,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-04-04 03:39:20,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:39:20,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-04-04 03:39:20,113 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-04-04 03:39:20,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:20,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:39:20,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 13.166666666666666) internal successors, (316), 24 states have internal predecessors, (316), 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) [2024-04-04 03:39:20,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:20,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:20,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:21,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:21,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:21,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:21,013 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-04 03:39:21,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-04 03:39:21,213 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:21,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:21,214 INFO L85 PathProgramCache]: Analyzing trace with hash 1846166008, now seen corresponding path program 2 times [2024-04-04 03:39:21,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:21,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724832160] [2024-04-04 03:39:21,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:21,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:21,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-04-04 03:39:21,555 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:21,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724832160] [2024-04-04 03:39:21,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724832160] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:39:21,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702880367] [2024-04-04 03:39:21,556 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 03:39:21,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:21,556 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:21,560 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:39:21,586 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 03:39:21,695 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 03:39:21,695 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:39:21,697 INFO L262 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-04 03:39:21,701 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:39:22,033 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 47 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-04-04 03:39:22,034 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:39:22,380 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 47 proven. 9 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-04-04 03:39:22,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [702880367] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:39:22,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:39:22,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 15, 15] total 36 [2024-04-04 03:39:22,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1266868632] [2024-04-04 03:39:22,381 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:39:22,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 36 states [2024-04-04 03:39:22,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:39:22,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2024-04-04 03:39:22,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=167, Invalid=1093, Unknown=0, NotChecked=0, Total=1260 [2024-04-04 03:39:22,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:22,383 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:39:22,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 36 states, 36 states have (on average 13.472222222222221) internal successors, (485), 36 states have internal predecessors, (485), 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) [2024-04-04 03:39:22,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:22,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:22,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:22,384 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:23,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:23,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:23,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:23,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:23,452 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 03:39:23,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:23,652 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:23,653 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:23,653 INFO L85 PathProgramCache]: Analyzing trace with hash 1437693727, now seen corresponding path program 3 times [2024-04-04 03:39:23,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:23,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823149362] [2024-04-04 03:39:23,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:23,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:23,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:24,062 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 83 proven. 77 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-04-04 03:39:24,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:24,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823149362] [2024-04-04 03:39:24,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823149362] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:39:24,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322098160] [2024-04-04 03:39:24,063 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 03:39:24,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:24,064 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:24,064 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:39:24,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 03:39:24,368 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-04-04 03:39:24,368 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:39:24,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 587 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 03:39:24,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:39:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 121 proven. 15 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-04-04 03:39:24,570 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:39:24,787 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 121 proven. 15 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-04-04 03:39:24,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [322098160] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:39:24,788 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:39:24,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 11, 11] total 31 [2024-04-04 03:39:24,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862281831] [2024-04-04 03:39:24,788 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:39:24,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 31 states [2024-04-04 03:39:24,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:39:24,790 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2024-04-04 03:39:24,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=849, Unknown=0, NotChecked=0, Total=930 [2024-04-04 03:39:24,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:24,790 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:39:24,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 31 states, 31 states have (on average 16.06451612903226) internal successors, (498), 31 states have internal predecessors, (498), 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) [2024-04-04 03:39:24,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:24,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:24,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:24,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:24,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:26,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:26,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:26,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:26,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:26,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 03:39:26,978 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 03:39:27,179 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:27,179 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:27,179 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:27,180 INFO L85 PathProgramCache]: Analyzing trace with hash -1696011691, now seen corresponding path program 4 times [2024-04-04 03:39:27,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:27,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728083018] [2024-04-04 03:39:27,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:27,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:27,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:27,633 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 114 proven. 43 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 03:39:27,633 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:27,633 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728083018] [2024-04-04 03:39:27,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728083018] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:39:27,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1938765734] [2024-04-04 03:39:27,634 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 03:39:27,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:27,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:27,664 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:39:27,665 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-04 03:39:27,791 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 03:39:27,792 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:39:27,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 03:39:27,796 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:39:28,423 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 133 proven. 24 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 03:39:28,423 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:39:28,940 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 133 proven. 24 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 03:39:28,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1938765734] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:39:28,941 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:39:28,941 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 44 [2024-04-04 03:39:28,941 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685205813] [2024-04-04 03:39:28,941 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:39:28,942 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-04-04 03:39:28,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:39:28,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-04-04 03:39:28,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=322, Invalid=1570, Unknown=0, NotChecked=0, Total=1892 [2024-04-04 03:39:28,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:28,944 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:39:28,944 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 10.386363636363637) internal successors, (457), 44 states have internal predecessors, (457), 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) [2024-04-04 03:39:28,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:28,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:28,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:28,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:28,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 03:39:28,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:29,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:29,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:29,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:29,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:29,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 03:39:29,643 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:39:29,658 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-04 03:39:29,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-04 03:39:29,849 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:29,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:29,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1024573568, now seen corresponding path program 5 times [2024-04-04 03:39:29,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:29,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115097602] [2024-04-04 03:39:29,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:29,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:30,371 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 42 proven. 137 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-04-04 03:39:30,371 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:30,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115097602] [2024-04-04 03:39:30,372 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115097602] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:39:30,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [300856049] [2024-04-04 03:39:30,372 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 03:39:30,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:30,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:30,385 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:39:30,406 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 03:39:31,267 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-04-04 03:39:31,268 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:39:31,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-04 03:39:31,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:39:31,713 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 29 proven. 105 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-04-04 03:39:31,714 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:39:31,938 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2024-04-04 03:39:31,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [300856049] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:39:31,939 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:39:31,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 17, 8] total 39 [2024-04-04 03:39:31,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093738433] [2024-04-04 03:39:31,940 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:39:31,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2024-04-04 03:39:31,941 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:39:31,942 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2024-04-04 03:39:31,942 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=1363, Unknown=0, NotChecked=0, Total=1482 [2024-04-04 03:39:31,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:31,943 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:39:31,943 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 13.512820512820513) internal successors, (527), 39 states have internal predecessors, (527), 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) [2024-04-04 03:39:31,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:31,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:31,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:31,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:31,943 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 03:39:31,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:39:31,944 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:35,937 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 03:39:35,939 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-04-04 03:39:38,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1260731187, now seen corresponding path program 1 times [2024-04-04 03:39:38,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:38,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:38,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:38,864 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 169 proven. 115 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-04 03:39:38,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:38,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:39,440 INFO L134 CoverageAnalysis]: Checked inductivity of 389 backedges. 169 proven. 115 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-04-04 03:39:39,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:39,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:39,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:39,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:39,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-04 03:39:39,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:39:39,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-04-04 03:39:39,726 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-04 03:39:39,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:39,914 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:39,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:39,914 INFO L85 PathProgramCache]: Analyzing trace with hash -371009904, now seen corresponding path program 6 times [2024-04-04 03:39:39,914 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:39,914 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122425896] [2024-04-04 03:39:39,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:39,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:40,531 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 297 proven. 74 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2024-04-04 03:39:40,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:40,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122425896] [2024-04-04 03:39:40,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122425896] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:39:40,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1485781079] [2024-04-04 03:39:40,532 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 03:39:40,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:40,532 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:40,560 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:39:40,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-04 03:39:40,912 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2024-04-04 03:39:40,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:39:40,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 42 conjunts are in the unsatisfiable core [2024-04-04 03:39:40,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:39:41,962 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 379 proven. 46 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-04-04 03:39:41,962 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:39:42,642 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 357 proven. 46 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2024-04-04 03:39:42,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1485781079] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:39:42,642 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:39:42,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 34, 27] total 70 [2024-04-04 03:39:42,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2103112504] [2024-04-04 03:39:42,643 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:39:42,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 70 states [2024-04-04 03:39:42,644 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:39:42,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2024-04-04 03:39:42,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=703, Invalid=4127, Unknown=0, NotChecked=0, Total=4830 [2024-04-04 03:39:42,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:42,646 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:39:42,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 70 states, 70 states have (on average 10.714285714285714) internal successors, (750), 70 states have internal predecessors, (750), 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) [2024-04-04 03:39:42,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:42,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:42,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:42,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:42,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-04 03:39:42,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:39:42,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-04-04 03:39:42,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:44,556 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 03:39:44,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-04-04 03:39:46,927 INFO L85 PathProgramCache]: Analyzing trace with hash -252631134, now seen corresponding path program 2 times [2024-04-04 03:39:46,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:46,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:47,741 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 8 proven. 181 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2024-04-04 03:39:47,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:47,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:47,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:48,362 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 8 proven. 181 refuted. 0 times theorem prover too weak. 524 trivial. 0 not checked. [2024-04-04 03:39:48,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:48,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:48,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:48,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:48,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 106 states. [2024-04-04 03:39:48,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:39:48,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 79 states. [2024-04-04 03:39:48,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:39:48,416 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-04 03:39:48,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable9 [2024-04-04 03:39:48,602 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:48,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:48,603 INFO L85 PathProgramCache]: Analyzing trace with hash -255882075, now seen corresponding path program 7 times [2024-04-04 03:39:48,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:48,603 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145485521] [2024-04-04 03:39:48,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:48,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:49,291 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 121 proven. 382 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2024-04-04 03:39:49,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:49,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145485521] [2024-04-04 03:39:49,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145485521] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:39:49,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851099356] [2024-04-04 03:39:49,291 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 03:39:49,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:49,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:49,292 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:39:49,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-04 03:39:49,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:49,499 INFO L262 TraceCheckSpWp]: Trace formula consists of 851 conjuncts, 28 conjunts are in the unsatisfiable core [2024-04-04 03:39:49,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:39:50,635 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 182 proven. 328 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2024-04-04 03:39:50,635 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:39:51,554 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 225 proven. 285 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2024-04-04 03:39:51,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [851099356] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:39:51,555 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:39:51,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 29, 29] total 69 [2024-04-04 03:39:51,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078891654] [2024-04-04 03:39:51,555 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:39:51,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2024-04-04 03:39:51,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:39:51,557 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2024-04-04 03:39:51,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=754, Invalid=3938, Unknown=0, NotChecked=0, Total=4692 [2024-04-04 03:39:51,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:51,558 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:39:51,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 10.304347826086957) internal successors, (711), 69 states have internal predecessors, (711), 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) [2024-04-04 03:39:51,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:51,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:51,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:51,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:51,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 106 states. [2024-04-04 03:39:51,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:39:51,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 79 states. [2024-04-04 03:39:51,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:39:51,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:54,493 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 03:39:54,494 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-04-04 03:39:56,789 INFO L85 PathProgramCache]: Analyzing trace with hash 1893311404, now seen corresponding path program 3 times [2024-04-04 03:39:56,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:56,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:57,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1205 backedges. 598 proven. 277 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-04-04 03:39:57,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:57,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:58,591 INFO L134 CoverageAnalysis]: Checked inductivity of 1205 backedges. 598 proven. 277 refuted. 0 times theorem prover too weak. 330 trivial. 0 not checked. [2024-04-04 03:39:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:39:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:39:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:39:58,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:39:58,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2024-04-04 03:39:58,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:39:58,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:39:58,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:39:58,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:39:58,620 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-04 03:39:58,820 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:58,820 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:39:58,821 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:39:58,821 INFO L85 PathProgramCache]: Analyzing trace with hash -1678473425, now seen corresponding path program 8 times [2024-04-04 03:39:58,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:39:58,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1124146336] [2024-04-04 03:39:58,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:39:58,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:39:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:39:59,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 753 proven. 209 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-04-04 03:39:59,838 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:39:59,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1124146336] [2024-04-04 03:39:59,838 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1124146336] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:39:59,838 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [232397075] [2024-04-04 03:39:59,838 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 03:39:59,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:39:59,838 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:39:59,847 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:39:59,848 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-04 03:40:00,091 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 03:40:00,091 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:40:00,095 INFO L262 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 34 conjunts are in the unsatisfiable core [2024-04-04 03:40:00,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:40:01,399 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 808 proven. 154 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-04-04 03:40:01,399 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:40:02,411 INFO L134 CoverageAnalysis]: Checked inductivity of 1302 backedges. 808 proven. 154 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-04-04 03:40:02,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [232397075] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:40:02,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:40:02,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 35, 35] total 84 [2024-04-04 03:40:02,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281140325] [2024-04-04 03:40:02,412 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:40:02,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2024-04-04 03:40:02,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:40:02,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2024-04-04 03:40:02,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1042, Invalid=5930, Unknown=0, NotChecked=0, Total=6972 [2024-04-04 03:40:02,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:02,416 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:40:02,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 8.702380952380953) internal successors, (731), 84 states have internal predecessors, (731), 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) [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:02,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:04,168 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 03:40:04,169 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-04-04 03:40:06,453 INFO L85 PathProgramCache]: Analyzing trace with hash 44873121, now seen corresponding path program 4 times [2024-04-04 03:40:06,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:40:06,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:40:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:40:07,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1355 backedges. 644 proven. 282 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2024-04-04 03:40:07,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:40:07,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:40:07,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:40:08,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1355 backedges. 644 proven. 282 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:08,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:40:08,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-04 03:40:08,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-04-04 03:40:08,922 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:40:08,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:40:08,922 INFO L85 PathProgramCache]: Analyzing trace with hash 2130211940, now seen corresponding path program 9 times [2024-04-04 03:40:08,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:40:08,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403185801] [2024-04-04 03:40:08,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:40:08,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:40:08,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:40:10,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 767 proven. 277 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-04-04 03:40:10,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:40:10,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403185801] [2024-04-04 03:40:10,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1403185801] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:40:10,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1218716466] [2024-04-04 03:40:10,208 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 03:40:10,208 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:40:10,208 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:40:10,209 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:40:10,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-04 03:40:10,550 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2024-04-04 03:40:10,550 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:40:10,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-04 03:40:10,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:40:10,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 399 proven. 23 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2024-04-04 03:40:10,805 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:40:11,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 399 proven. 23 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2024-04-04 03:40:11,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1218716466] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:40:11,080 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:40:11,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 10, 10] total 50 [2024-04-04 03:40:11,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [270439406] [2024-04-04 03:40:11,081 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:40:11,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2024-04-04 03:40:11,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:40:11,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2024-04-04 03:40:11,085 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=233, Invalid=2217, Unknown=0, NotChecked=0, Total=2450 [2024-04-04 03:40:11,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:11,085 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:40:11,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 12.6) internal successors, (630), 50 states have internal predecessors, (630), 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) [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:40:11,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:40:18,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:40:18,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-04-04 03:40:18,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:40:18,265 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:40:18,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:40:18,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1231373983, now seen corresponding path program 1 times [2024-04-04 03:40:18,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:40:18,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029157377] [2024-04-04 03:40:18,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:40:18,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:40:18,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:40:19,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2275 backedges. 1304 proven. 368 refuted. 0 times theorem prover too weak. 603 trivial. 0 not checked. [2024-04-04 03:40:19,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:40:19,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029157377] [2024-04-04 03:40:19,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029157377] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:40:19,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1996972847] [2024-04-04 03:40:19,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:40:19,818 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:40:19,818 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:40:19,819 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:40:19,827 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-04 03:40:20,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:40:20,122 INFO L262 TraceCheckSpWp]: Trace formula consists of 1161 conjuncts, 42 conjunts are in the unsatisfiable core [2024-04-04 03:40:20,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:40:21,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2275 backedges. 1411 proven. 261 refuted. 0 times theorem prover too weak. 603 trivial. 0 not checked. [2024-04-04 03:40:21,877 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:40:23,011 INFO L134 CoverageAnalysis]: Checked inductivity of 2275 backedges. 1411 proven. 261 refuted. 0 times theorem prover too weak. 603 trivial. 0 not checked. [2024-04-04 03:40:23,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1996972847] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:40:23,012 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:40:23,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 43, 43] total 104 [2024-04-04 03:40:23,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056932203] [2024-04-04 03:40:23,012 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:40:23,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 104 states [2024-04-04 03:40:23,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:40:23,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2024-04-04 03:40:23,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1558, Invalid=9154, Unknown=0, NotChecked=0, Total=10712 [2024-04-04 03:40:23,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:23,026 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:40:23,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 104 states, 104 states have (on average 8.086538461538462) internal successors, (841), 104 states have internal predecessors, (841), 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) [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:40:23,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:25,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:25,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:25,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:25,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:25,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:40:25,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:25,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:40:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:40:25,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:40:25,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-04 03:40:26,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:40:26,008 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:40:26,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:40:26,009 INFO L85 PathProgramCache]: Analyzing trace with hash -809562090, now seen corresponding path program 2 times [2024-04-04 03:40:26,009 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:40:26,009 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [842636162] [2024-04-04 03:40:26,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:40:26,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:40:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:40:28,283 INFO L134 CoverageAnalysis]: Checked inductivity of 2467 backedges. 1321 proven. 436 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2024-04-04 03:40:28,284 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:40:28,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [842636162] [2024-04-04 03:40:28,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [842636162] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:40:28,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [101003094] [2024-04-04 03:40:28,284 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 03:40:28,284 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:40:28,284 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:40:28,285 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:40:28,287 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-04 03:40:28,618 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 03:40:28,618 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:40:28,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 1197 conjuncts, 46 conjunts are in the unsatisfiable core [2024-04-04 03:40:28,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:40:30,763 INFO L134 CoverageAnalysis]: Checked inductivity of 2467 backedges. 1432 proven. 325 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2024-04-04 03:40:30,763 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:40:32,551 INFO L134 CoverageAnalysis]: Checked inductivity of 2467 backedges. 1432 proven. 325 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2024-04-04 03:40:32,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [101003094] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:40:32,552 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:40:32,552 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47, 47, 47] total 114 [2024-04-04 03:40:32,552 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806113720] [2024-04-04 03:40:32,552 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:40:32,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 114 states [2024-04-04 03:40:32,553 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:40:32,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 114 interpolants. [2024-04-04 03:40:32,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1855, Invalid=11027, Unknown=0, NotChecked=0, Total=12882 [2024-04-04 03:40:32,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:32,558 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:40:32,558 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 114 states, 114 states have (on average 7.675438596491228) internal successors, (875), 114 states have internal predecessors, (875), 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) [2024-04-04 03:40:32,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:32,558 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:40:32,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:35,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:35,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:35,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:35,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:35,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:40:35,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:35,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:35,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:35,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:35,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:40:35,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:40:35,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:40:35,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:40:35,695 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-04-04 03:40:35,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-04-04 03:40:35,895 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:40:35,895 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:40:35,895 INFO L85 PathProgramCache]: Analyzing trace with hash -125682495, now seen corresponding path program 3 times [2024-04-04 03:40:35,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:40:35,896 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382906621] [2024-04-04 03:40:35,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:40:35,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:40:35,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:40:38,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2680 backedges. 1346 proven. 527 refuted. 0 times theorem prover too weak. 807 trivial. 0 not checked. [2024-04-04 03:40:38,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:40:38,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382906621] [2024-04-04 03:40:38,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382906621] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:40:38,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1277834678] [2024-04-04 03:40:38,125 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 03:40:38,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:40:38,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:40:38,126 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:40:38,128 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-04 03:40:39,471 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-04-04 03:40:39,472 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:40:39,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 26 conjunts are in the unsatisfiable core [2024-04-04 03:40:39,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:40:40,195 INFO L134 CoverageAnalysis]: Checked inductivity of 2680 backedges. 824 proven. 230 refuted. 0 times theorem prover too weak. 1626 trivial. 0 not checked. [2024-04-04 03:40:40,195 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:40:41,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2680 backedges. 839 proven. 215 refuted. 0 times theorem prover too weak. 1626 trivial. 0 not checked. [2024-04-04 03:40:41,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1277834678] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:40:41,093 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:40:41,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 20, 20] total 72 [2024-04-04 03:40:41,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [471761042] [2024-04-04 03:40:41,093 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:40:41,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-04-04 03:40:41,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:40:41,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-04-04 03:40:41,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=389, Invalid=4723, Unknown=0, NotChecked=0, Total=5112 [2024-04-04 03:40:41,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:41,098 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:40:41,099 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 72 states have (on average 10.805555555555555) internal successors, (778), 72 states have internal predecessors, (778), 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) [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:40:41,099 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:40:55,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:40:55,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-04 03:40:55,784 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-04-04 03:40:55,784 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:40:55,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:40:55,784 INFO L85 PathProgramCache]: Analyzing trace with hash 121416336, now seen corresponding path program 4 times [2024-04-04 03:40:55,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:40:55,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592747618] [2024-04-04 03:40:55,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:40:55,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:40:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:40:58,341 INFO L134 CoverageAnalysis]: Checked inductivity of 3872 backedges. 2160 proven. 613 refuted. 0 times theorem prover too weak. 1099 trivial. 0 not checked. [2024-04-04 03:40:58,342 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:40:58,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592747618] [2024-04-04 03:40:58,342 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592747618] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:40:58,342 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1585902438] [2024-04-04 03:40:58,342 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 03:40:58,342 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:40:58,342 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:40:58,343 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:40:58,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-04 03:40:58,811 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 03:40:58,811 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:40:58,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 54 conjunts are in the unsatisfiable core [2024-04-04 03:40:58,834 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:41:01,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3872 backedges. 2299 proven. 474 refuted. 0 times theorem prover too weak. 1099 trivial. 0 not checked. [2024-04-04 03:41:01,385 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:41:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3872 backedges. 2299 proven. 474 refuted. 0 times theorem prover too weak. 1099 trivial. 0 not checked. [2024-04-04 03:41:03,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1585902438] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:41:03,468 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:41:03,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 134 [2024-04-04 03:41:03,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170177960] [2024-04-04 03:41:03,469 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:41:03,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 134 states [2024-04-04 03:41:03,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:41:03,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 134 interpolants. [2024-04-04 03:41:03,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2527, Invalid=15295, Unknown=0, NotChecked=0, Total=17822 [2024-04-04 03:41:03,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:41:03,476 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:41:03,477 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 134 states, 134 states have (on average 7.5) internal successors, (1005), 134 states have internal predecessors, (1005), 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) [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:41:03,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:41:08,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:41:08,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:41:08,095 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-04-04 03:41:08,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:41:08,289 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:41:08,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:41:08,290 INFO L85 PathProgramCache]: Analyzing trace with hash -1839074629, now seen corresponding path program 5 times [2024-04-04 03:41:08,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:41:08,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054972633] [2024-04-04 03:41:08,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:41:08,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:41:08,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:41:11,271 INFO L134 CoverageAnalysis]: Checked inductivity of 4127 backedges. 2225 proven. 718 refuted. 0 times theorem prover too weak. 1184 trivial. 0 not checked. [2024-04-04 03:41:11,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:41:11,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054972633] [2024-04-04 03:41:11,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054972633] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:41:11,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511674553] [2024-04-04 03:41:11,271 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 03:41:11,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:41:11,271 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:41:11,272 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:41:11,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-04 03:41:49,031 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 9 check-sat command(s) [2024-04-04 03:41:49,031 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:41:49,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 19 conjunts are in the unsatisfiable core [2024-04-04 03:41:49,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:41:49,609 INFO L134 CoverageAnalysis]: Checked inductivity of 4127 backedges. 1496 proven. 68 refuted. 0 times theorem prover too weak. 2563 trivial. 0 not checked. [2024-04-04 03:41:49,610 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:41:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4127 backedges. 1499 proven. 58 refuted. 0 times theorem prover too weak. 2570 trivial. 0 not checked. [2024-04-04 03:41:50,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511674553] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:41:50,031 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:41:50,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 16, 15] total 77 [2024-04-04 03:41:50,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951446111] [2024-04-04 03:41:50,032 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:41:50,033 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2024-04-04 03:41:50,033 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:41:50,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2024-04-04 03:41:50,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=485, Invalid=5367, Unknown=0, NotChecked=0, Total=5852 [2024-04-04 03:41:50,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:41:50,041 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:41:50,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 10.207792207792208) internal successors, (786), 77 states have internal predecessors, (786), 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) [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:41:50,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:41:55,285 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-04 03:41:55,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 61 treesize of output 75 [2024-04-04 03:41:57,927 INFO L85 PathProgramCache]: Analyzing trace with hash 2122905089, now seen corresponding path program 5 times [2024-04-04 03:41:57,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:41:57,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:41:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:41:58,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3110 backedges. 414 proven. 380 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2024-04-04 03:41:58,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:41:58,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:41:58,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:41:59,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3110 backedges. 414 proven. 380 refuted. 0 times theorem prover too weak. 2316 trivial. 0 not checked. [2024-04-04 03:42:05,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:42:05,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-04-04 03:42:05,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-04 03:42:05,997 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-04-04 03:42:05,998 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:42:06,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:42:06,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1105900008, now seen corresponding path program 6 times [2024-04-04 03:42:06,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:42:06,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [752807058] [2024-04-04 03:42:06,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:42:06,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:42:06,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:42:09,596 INFO L134 CoverageAnalysis]: Checked inductivity of 5487 backedges. 3019 proven. 892 refuted. 0 times theorem prover too weak. 1576 trivial. 0 not checked. [2024-04-04 03:42:09,596 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:42:09,596 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [752807058] [2024-04-04 03:42:09,596 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [752807058] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:42:09,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696169760] [2024-04-04 03:42:09,597 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 03:42:09,597 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:42:09,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:42:09,606 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:42:09,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-04 03:42:25,026 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 16 check-sat command(s) [2024-04-04 03:42:25,026 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:42:25,047 INFO L262 TraceCheckSpWp]: Trace formula consists of 1463 conjuncts, 41 conjunts are in the unsatisfiable core [2024-04-04 03:42:25,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:42:26,766 INFO L134 CoverageAnalysis]: Checked inductivity of 5487 backedges. 1800 proven. 607 refuted. 0 times theorem prover too weak. 3080 trivial. 0 not checked. [2024-04-04 03:42:26,767 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:42:27,742 INFO L134 CoverageAnalysis]: Checked inductivity of 5487 backedges. 1805 proven. 259 refuted. 0 times theorem prover too weak. 3423 trivial. 0 not checked. [2024-04-04 03:42:27,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1696169760] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:42:27,742 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:42:27,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 35, 16] total 110 [2024-04-04 03:42:27,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513575641] [2024-04-04 03:42:27,743 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:42:27,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 110 states [2024-04-04 03:42:27,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:42:27,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2024-04-04 03:42:27,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=713, Invalid=11277, Unknown=0, NotChecked=0, Total=11990 [2024-04-04 03:42:27,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:42:27,747 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:42:27,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 110 states, 110 states have (on average 8.763636363636364) internal successors, (964), 110 states have internal predecessors, (964), 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) [2024-04-04 03:42:27,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-04-04 03:42:27,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:42:39,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:42:39,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:42:39,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:42:39,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:42:39,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:42:39,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-04-04 03:42:39,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 243 states. [2024-04-04 03:42:39,395 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-04-04 03:42:39,598 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-04-04 03:42:39,599 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:42:39,599 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:42:39,599 INFO L85 PathProgramCache]: Analyzing trace with hash 165539703, now seen corresponding path program 7 times [2024-04-04 03:42:39,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:42:39,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1491291505] [2024-04-04 03:42:39,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:42:39,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:42:39,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:42:41,929 INFO L134 CoverageAnalysis]: Checked inductivity of 3704 backedges. 442 proven. 1717 refuted. 0 times theorem prover too weak. 1545 trivial. 0 not checked. [2024-04-04 03:42:41,929 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:42:41,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1491291505] [2024-04-04 03:42:41,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1491291505] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:42:41,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1821938149] [2024-04-04 03:42:41,930 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 03:42:41,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:42:41,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:42:41,931 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:42:41,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-04-04 03:42:42,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:42:42,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 1369 conjuncts, 56 conjunts are in the unsatisfiable core [2024-04-04 03:42:42,329 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:42:45,370 INFO L134 CoverageAnalysis]: Checked inductivity of 3704 backedges. 758 proven. 1443 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2024-04-04 03:42:45,370 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:42:47,899 INFO L134 CoverageAnalysis]: Checked inductivity of 3704 backedges. 857 proven. 1344 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2024-04-04 03:42:47,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1821938149] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:42:47,899 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:42:47,900 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 57, 57] total 137 [2024-04-04 03:42:47,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350647616] [2024-04-04 03:42:47,900 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:42:47,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 137 states [2024-04-04 03:42:47,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:42:47,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 137 interpolants. [2024-04-04 03:42:47,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2878, Invalid=15754, Unknown=0, NotChecked=0, Total=18632 [2024-04-04 03:42:47,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:42:47,906 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:42:47,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 137 states, 137 states have (on average 8.226277372262773) internal successors, (1127), 137 states have internal predecessors, (1127), 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) [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 243 states. [2024-04-04 03:42:47,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:42:55,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:42:55,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:42:55,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:42:55,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:42:55,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:42:55,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-04-04 03:42:55,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2024-04-04 03:42:55,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-04-04 03:42:56,172 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-04-04 03:42:56,172 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:42:56,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:42:56,173 INFO L85 PathProgramCache]: Analyzing trace with hash 950612631, now seen corresponding path program 10 times [2024-04-04 03:42:56,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:42:56,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075924711] [2024-04-04 03:42:56,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:42:56,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:42:56,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:42:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4861 backedges. 2484 proven. 877 refuted. 0 times theorem prover too weak. 1500 trivial. 0 not checked. [2024-04-04 03:42:59,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:42:59,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075924711] [2024-04-04 03:42:59,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075924711] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:42:59,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553066091] [2024-04-04 03:42:59,716 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 03:42:59,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:42:59,716 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:42:59,717 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:42:59,718 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-04 03:43:00,132 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 03:43:00,132 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:43:00,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 66 conjunts are in the unsatisfiable core [2024-04-04 03:43:00,161 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:43:02,909 INFO L134 CoverageAnalysis]: Checked inductivity of 4861 backedges. 2611 proven. 750 refuted. 0 times theorem prover too weak. 1500 trivial. 0 not checked. [2024-04-04 03:43:02,910 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:43:05,134 INFO L134 CoverageAnalysis]: Checked inductivity of 4861 backedges. 2611 proven. 750 refuted. 0 times theorem prover too weak. 1500 trivial. 0 not checked. [2024-04-04 03:43:05,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553066091] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:43:05,139 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:43:05,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 67, 67] total 164 [2024-04-04 03:43:05,139 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825240949] [2024-04-04 03:43:05,139 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:43:05,140 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 164 states [2024-04-04 03:43:05,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:43:05,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 164 interpolants. [2024-04-04 03:43:05,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3730, Invalid=23002, Unknown=0, NotChecked=0, Total=26732 [2024-04-04 03:43:05,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:43:05,145 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:43:05,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 164 states, 164 states have (on average 7.640243902439025) internal successors, (1253), 164 states have internal predecessors, (1253), 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) [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:43:05,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:43:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:43:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:43:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:43:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-04-04 03:43:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2024-04-04 03:43:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2024-04-04 03:43:05,147 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:43:07,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:43:07,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 190 states. [2024-04-04 03:43:07,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 244 states. [2024-04-04 03:43:07,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 159 states. [2024-04-04 03:43:07,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 03:43:07,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-04-04 03:43:07,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-04-04 03:43:07,696 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 03:43:07,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:43:07,697 INFO L85 PathProgramCache]: Analyzing trace with hash 841309890, now seen corresponding path program 11 times [2024-04-04 03:43:07,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:43:07,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062354067] [2024-04-04 03:43:07,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:43:07,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:43:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:43:11,111 INFO L134 CoverageAnalysis]: Checked inductivity of 5179 backedges. 696 proven. 2771 refuted. 0 times theorem prover too weak. 1712 trivial. 0 not checked. [2024-04-04 03:43:11,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:43:11,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062354067] [2024-04-04 03:43:11,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062354067] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:43:11,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511760742] [2024-04-04 03:43:11,111 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 03:43:11,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:43:11,111 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:43:11,112 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 03:43:11,115 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process Received shutdown request... [2024-04-04 03:53:31,095 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 [2024-04-04 03:53:31,095 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 03:53:31,137 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 [2024-04-04 03:53:32,103 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 [2024-04-04 03:53:32,172 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 [2024-04-04 03:53:32,299 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forcibly destroying the process [2024-04-04 03:53:32,331 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-04-04 03:53:32,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-04-04 03:53:32,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67] total 67 [2024-04-04 03:53:32,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426764206] [2024-04-04 03:53:32,332 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-04-04 03:53:32,332 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2024-04-04 03:53:32,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:53:32,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2024-04-04 03:53:32,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=556, Invalid=3866, Unknown=0, NotChecked=0, Total=4422 [2024-04-04 03:53:32,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:53:32,334 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:53:32,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 9.492537313432836) internal successors, (636), 67 states have internal predecessors, (636), 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) [2024-04-04 03:53:32,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:53:32,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 03:53:32,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:53:32,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-04-04 03:53:32,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 03:53:32,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-04-04 03:53:32,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 80 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 75 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 119 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 252 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 190 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 244 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 159 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 03:53:32,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:53:32,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:53:32,341 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 137 [2024-04-04 03:53:32,343 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-04-04 03:53:32,346 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-04 03:53:32,346 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-04 03:53:32,346 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-04 03:53:32,346 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-04 03:53:32,358 INFO L445 BasicCegarLoop]: Path program histogram: [11, 7, 5, 1, 1] [2024-04-04 03:53:32,360 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 03:53:32,360 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 03:53:32,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 03:53:32 BasicIcfg [2024-04-04 03:53:32,363 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 03:53:32,363 INFO L158 Benchmark]: Toolchain (without parser) took 857537.45ms. Allocated memory was 287.3MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 214.0MB in the beginning and 1.4GB in the end (delta: -1.2GB). Peak memory consumption was 617.5MB. Max. memory is 8.0GB. [2024-04-04 03:53:32,363 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 287.3MB. Free memory is still 256.2MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 03:53:32,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.76ms. Allocated memory is still 287.3MB. Free memory was 213.7MB in the beginning and 201.8MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-04 03:53:32,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.56ms. Allocated memory is still 287.3MB. Free memory was 201.8MB in the beginning and 199.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 03:53:32,364 INFO L158 Benchmark]: Boogie Preprocessor took 22.43ms. Allocated memory is still 287.3MB. Free memory was 199.8MB in the beginning and 197.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 03:53:32,364 INFO L158 Benchmark]: RCFGBuilder took 472.89ms. Allocated memory is still 287.3MB. Free memory was 197.9MB in the beginning and 251.7MB in the end (delta: -53.8MB). Peak memory consumption was 29.3MB. Max. memory is 8.0GB. [2024-04-04 03:53:32,364 INFO L158 Benchmark]: TraceAbstraction took 856787.22ms. Allocated memory was 287.3MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 250.6MB in the beginning and 1.4GB in the end (delta: -1.1GB). Peak memory consumption was 653.2MB. Max. memory is 8.0GB. [2024-04-04 03:53:32,365 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 287.3MB. Free memory is still 256.2MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 209.76ms. Allocated memory is still 287.3MB. Free memory was 213.7MB in the beginning and 201.8MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 37.56ms. Allocated memory is still 287.3MB. Free memory was 201.8MB in the beginning and 199.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 22.43ms. Allocated memory is still 287.3MB. Free memory was 199.8MB in the beginning and 197.9MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 472.89ms. Allocated memory is still 287.3MB. Free memory was 197.9MB in the beginning and 251.7MB in the end (delta: -53.8MB). Peak memory consumption was 29.3MB. Max. memory is 8.0GB. * TraceAbstraction took 856787.22ms. Allocated memory was 287.3MB in the beginning and 2.1GB in the end (delta: 1.8GB). Free memory was 250.6MB in the beginning and 1.4GB in the end (delta: -1.1GB). Peak memory consumption was 653.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 930187, independent: 845729, independent conditional: 840727, independent unconditional: 5002, dependent: 84458, dependent conditional: 80795, dependent unconditional: 3663, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 848012, independent: 845729, independent conditional: 840727, independent unconditional: 5002, dependent: 2283, dependent conditional: 2283, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 848012, independent: 845729, independent conditional: 840727, independent unconditional: 5002, dependent: 2283, dependent conditional: 2283, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 848012, independent: 845729, independent conditional: 840727, independent unconditional: 5002, dependent: 2283, dependent conditional: 2283, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 864667, independent: 845729, independent conditional: 50463, independent unconditional: 795266, dependent: 18938, dependent conditional: 12912, dependent unconditional: 6026, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 864667, independent: 845729, independent conditional: 50291, independent unconditional: 795438, dependent: 18938, dependent conditional: 10290, dependent unconditional: 8648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 864667, independent: 845729, independent conditional: 50291, independent unconditional: 795438, dependent: 18938, dependent conditional: 10290, dependent unconditional: 8648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1552, independent: 1309, independent conditional: 22, independent unconditional: 1287, dependent: 243, dependent conditional: 233, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1552, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 263, dependent conditional: 0, dependent unconditional: 263, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 263, independent: 20, independent conditional: 20, independent unconditional: 0, dependent: 243, dependent conditional: 233, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 263, independent: 20, independent conditional: 20, independent unconditional: 0, dependent: 243, dependent conditional: 233, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 741, independent: 40, independent conditional: 40, independent unconditional: 0, dependent: 701, dependent conditional: 630, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 864667, independent: 844420, independent conditional: 50269, independent unconditional: 794151, dependent: 18695, dependent conditional: 10057, dependent unconditional: 8638, unknown: 1552, unknown conditional: 255, unknown unconditional: 1297] , Statistics on independence cache: Total cache size (in pairs): 1552, Positive cache size: 1309, Positive conditional cache size: 22, Positive unconditional cache size: 1287, Negative cache size: 243, Negative conditional cache size: 233, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2794, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 864667, independent: 845729, independent conditional: 50463, independent unconditional: 795266, dependent: 18938, dependent conditional: 12912, dependent unconditional: 6026, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 864667, independent: 845729, independent conditional: 50291, independent unconditional: 795438, dependent: 18938, dependent conditional: 10290, dependent unconditional: 8648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 864667, independent: 845729, independent conditional: 50291, independent unconditional: 795438, dependent: 18938, dependent conditional: 10290, dependent unconditional: 8648, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1552, independent: 1309, independent conditional: 22, independent unconditional: 1287, dependent: 243, dependent conditional: 233, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1552, independent: 1289, independent conditional: 0, independent unconditional: 1289, dependent: 263, dependent conditional: 0, dependent unconditional: 263, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 263, independent: 20, independent conditional: 20, independent unconditional: 0, dependent: 243, dependent conditional: 233, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 263, independent: 20, independent conditional: 20, independent unconditional: 0, dependent: 243, dependent conditional: 233, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 741, independent: 40, independent conditional: 40, independent unconditional: 0, dependent: 701, dependent conditional: 630, dependent unconditional: 70, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 864667, independent: 844420, independent conditional: 50269, independent unconditional: 794151, dependent: 18695, dependent conditional: 10057, dependent unconditional: 8638, unknown: 1552, unknown conditional: 255, unknown unconditional: 1297] , Statistics on independence cache: Total cache size (in pairs): 1552, Positive cache size: 1309, Positive conditional cache size: 22, Positive unconditional cache size: 1287, Negative cache size: 243, Negative conditional cache size: 233, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 2794 ], Independence queries for same thread: 82175 - TimeoutResultAtElement [Line: 102]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 96]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 255 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 856.6s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 11, EmptinessCheckTime: 103.7s, 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: 1630, 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: 0.9s SsaConstructionTime, 57.6s SatisfiabilityAnalysisTime, 66.8s InterpolantComputationTime, 19481 NumberOfCodeBlocks, 18500 NumberOfCodeBlocksAsserted, 88 NumberOfCheckSat, 28533 ConstructedInterpolants, 0 QuantifiedInterpolants, 98993 SizeOfPredicates, 503 NumberOfNonLiveVariables, 15490 ConjunctsInSsa, 534 ConjunctsInUnsatCore, 54 InterpolantComputations, 2 PerfectInterpolantSequences, 89156/108405 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