/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 --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 10:42:09,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 10:42:09,790 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 10:42:09,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 10:42:09,793 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 10:42:09,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 10:42:09,808 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 10:42:09,808 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 10:42:09,808 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 10:42:09,809 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 10:42:09,809 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 10:42:09,809 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 10:42:09,810 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 10:42:09,810 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 10:42:09,810 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 10:42:09,810 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 10:42:09,811 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 10:42:09,811 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 10:42:09,811 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 10:42:09,811 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 10:42:09,812 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 10:42:09,812 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 10:42:09,812 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 10:42:09,813 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 10:42:09,813 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 10:42:09,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 10:42:09,813 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 10:42:09,814 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 10:42:09,814 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 10:42:09,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 10:42:09,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 10:42:09,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 10:42:09,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 10:42:09,815 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 10:42:09,815 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 10:42:09,816 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 10:42:09,816 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 10:42:09,816 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 10:42:09,816 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 10:42:09,817 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 10:42:10,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 10:42:10,081 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 10:42:10,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 10:42:10,085 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 10:42:10,085 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 10:42:10,086 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_racefree.i [2024-05-06 10:42:11,099 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 10:42:11,305 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 10:42:11,305 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_racefree.i [2024-05-06 10:42:11,319 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c9e435197/bfb6f3f838fb4d5d8fdb3c03df62629e/FLAG694cbdaa2 [2024-05-06 10:42:11,333 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c9e435197/bfb6f3f838fb4d5d8fdb3c03df62629e [2024-05-06 10:42:11,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 10:42:11,336 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 10:42:11,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 10:42:11,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 10:42:11,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 10:42:11,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca6c3e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11, skipping insertion in model container [2024-05-06 10:42:11,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,390 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 10:42:11,640 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_racefree.i[30176,30189] [2024-05-06 10:42:11,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 10:42:11,681 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 10:42:11,733 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_10-ptrmunge_racefree.i[30176,30189] [2024-05-06 10:42:11,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 10:42:11,783 INFO L206 MainTranslator]: Completed translation [2024-05-06 10:42:11,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11 WrapperNode [2024-05-06 10:42:11,785 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 10:42:11,786 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 10:42:11,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 10:42:11,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 10:42:11,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,815 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,848 INFO L138 Inliner]: procedures = 173, calls = 56, calls flagged for inlining = 5, calls inlined = 6, statements flattened = 247 [2024-05-06 10:42:11,849 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 10:42:11,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 10:42:11,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 10:42:11,849 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 10:42:11,857 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,877 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,893 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,898 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 10:42:11,899 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 10:42:11,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 10:42:11,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 10:42:11,899 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (1/1) ... [2024-05-06 10:42:11,909 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 10:42:11,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:11,930 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 10:42:11,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 10:42:11,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 10:42:11,994 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2024-05-06 10:42:11,994 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2024-05-06 10:42:11,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 10:42:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-05-06 10:42:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 10:42:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 10:42:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2024-05-06 10:42:11,995 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2024-05-06 10:42:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 10:42:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 10:42:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-05-06 10:42:11,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 10:42:11,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 10:42:11,996 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 10:42:12,193 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 10:42:12,195 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 10:42:12,431 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 10:42:12,468 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 10:42:12,468 INFO L309 CfgBuilder]: Removed 24 assume(true) statements. [2024-05-06 10:42:12,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 10:42:12 BoogieIcfgContainer [2024-05-06 10:42:12,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 10:42:12,471 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 10:42:12,471 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 10:42:12,477 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 10:42:12,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 10:42:11" (1/3) ... [2024-05-06 10:42:12,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd2b823 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 10:42:12, skipping insertion in model container [2024-05-06 10:42:12,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 10:42:11" (2/3) ... [2024-05-06 10:42:12,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5dd2b823 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 10:42:12, skipping insertion in model container [2024-05-06 10:42:12,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 10:42:12" (3/3) ... [2024-05-06 10:42:12,480 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_10-ptrmunge_racefree.i [2024-05-06 10:42:12,485 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 10:42:12,493 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 10:42:12,493 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-05-06 10:42:12,493 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 10:42:12,554 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-05-06 10:42:12,588 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:42:12,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:42:12,589 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:12,591 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:42:12,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 10:42:12,627 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:42:12,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:12,638 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:42:12,644 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:42:12,644 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-05-06 10:42:12,694 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-06 10:42:12,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:12,697 INFO L85 PathProgramCache]: Analyzing trace with hash 1336106195, now seen corresponding path program 1 times [2024-05-06 10:42:12,703 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:12,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635201193] [2024-05-06 10:42:12,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:12,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:12,932 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:12,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:12,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635201193] [2024-05-06 10:42:12,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635201193] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:12,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:12,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:42:12,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466552337] [2024-05-06 10:42:12,935 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:12,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:42:12,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:12,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:42:12,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:42:12,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:12,960 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:12,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 33.0) internal successors, (66), 2 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:12,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:12,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:12,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 10:42:13,000 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 3 more)] === [2024-05-06 10:42:13,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:13,001 INFO L85 PathProgramCache]: Analyzing trace with hash 326183701, now seen corresponding path program 1 times [2024-05-06 10:42:13,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:13,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219294096] [2024-05-06 10:42:13,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:13,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:13,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:13,043 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:42:13,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:13,103 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:42:13,103 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:42:13,104 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 6 remaining) [2024-05-06 10:42:13,106 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 6 remaining) [2024-05-06 10:42:13,106 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 6 remaining) [2024-05-06 10:42:13,107 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 6 remaining) [2024-05-06 10:42:13,107 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 6 remaining) [2024-05-06 10:42:13,107 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 6 remaining) [2024-05-06 10:42:13,107 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-06 10:42:13,117 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1] [2024-05-06 10:42:13,118 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:42:13,118 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-05-06 10:42:13,205 INFO L144 ThreadInstanceAdder]: Constructed 8 joinOtherThreadTransitions. [2024-05-06 10:42:13,210 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:42:13,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:42:13,210 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:13,258 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:42:13,262 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2024-05-06 10:42:13,263 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:42:13,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:13,264 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:42:13,264 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:42:13,264 INFO L358 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-05-06 10:42:13,282 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-05-06 10:42:13,283 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:13,283 INFO L85 PathProgramCache]: Analyzing trace with hash 1684104839, now seen corresponding path program 1 times [2024-05-06 10:42:13,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:13,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664272263] [2024-05-06 10:42:13,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:13,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:13,385 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 10:42:13,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:13,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664272263] [2024-05-06 10:42:13,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664272263] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:13,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:13,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:42:13,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424517270] [2024-05-06 10:42:13,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:13,387 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:42:13,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:13,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:42:13,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:42:13,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:13,388 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:13,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.0) internal successors, (86), 2 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:13,388 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:13,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:13,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-06 10:42:13,436 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-05-06 10:42:13,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:13,437 INFO L85 PathProgramCache]: Analyzing trace with hash 277577059, now seen corresponding path program 1 times [2024-05-06 10:42:13,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:13,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306616891] [2024-05-06 10:42:13,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:13,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:13,778 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:13,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:13,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306616891] [2024-05-06 10:42:13,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306616891] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:13,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:13,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:42:13,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [911748087] [2024-05-06 10:42:13,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:13,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:42:13,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:13,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:13,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:42:13,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:13,782 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:13,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.142857142857142) internal successors, (85), 7 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:13,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:13,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:13,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:13,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:13,950 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-06 10:42:13,950 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 5 more)] === [2024-05-06 10:42:13,951 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:13,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1934842089, now seen corresponding path program 1 times [2024-05-06 10:42:13,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:13,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452215059] [2024-05-06 10:42:13,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:13,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:13,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:13,970 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:42:13,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:14,000 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:42:14,000 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:42:14,000 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 8 remaining) [2024-05-06 10:42:14,000 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 8 remaining) [2024-05-06 10:42:14,001 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 8 remaining) [2024-05-06 10:42:14,001 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 8 remaining) [2024-05-06 10:42:14,001 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 8 remaining) [2024-05-06 10:42:14,001 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 8 remaining) [2024-05-06 10:42:14,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 8 remaining) [2024-05-06 10:42:14,002 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 8 remaining) [2024-05-06 10:42:14,002 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-06 10:42:14,005 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-05-06 10:42:14,005 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:42:14,005 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-05-06 10:42:14,075 INFO L144 ThreadInstanceAdder]: Constructed 12 joinOtherThreadTransitions. [2024-05-06 10:42:14,080 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:42:14,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:42:14,081 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:14,083 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:42:14,086 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:42:14,086 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:14,086 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:42:14,087 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:42:14,087 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2024-05-06 10:42:14,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-05-06 10:42:14,113 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-05-06 10:42:14,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:14,114 INFO L85 PathProgramCache]: Analyzing trace with hash 1303232562, now seen corresponding path program 1 times [2024-05-06 10:42:14,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:14,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2108940263] [2024-05-06 10:42:14,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:14,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:14,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:14,164 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:14,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:14,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2108940263] [2024-05-06 10:42:14,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2108940263] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:14,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:14,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:42:14,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208943013] [2024-05-06 10:42:14,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:14,165 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:42:14,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:14,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:42:14,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:42:14,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:14,166 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:14,166 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 50.5) internal successors, (101), 2 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:14,166 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:14,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:14,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-05-06 10:42:14,236 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-05-06 10:42:14,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:14,236 INFO L85 PathProgramCache]: Analyzing trace with hash -940517680, now seen corresponding path program 1 times [2024-05-06 10:42:14,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:14,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810736281] [2024-05-06 10:42:14,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:14,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:14,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:14,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:14,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810736281] [2024-05-06 10:42:14,527 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810736281] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:14,527 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:14,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:42:14,527 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [727208638] [2024-05-06 10:42:14,527 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:14,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:42:14,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:14,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:14,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:42:14,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:14,529 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:14,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.428571428571429) internal successors, (108), 7 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:14,529 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:14,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:14,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:14,688 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:14,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-05-06 10:42:14,689 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-05-06 10:42:14,689 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:14,689 INFO L85 PathProgramCache]: Analyzing trace with hash -2019914385, now seen corresponding path program 1 times [2024-05-06 10:42:14,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:14,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830581308] [2024-05-06 10:42:14,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:14,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:14,917 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:14,917 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:14,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830581308] [2024-05-06 10:42:14,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830581308] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:14,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:14,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:42:14,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144499502] [2024-05-06 10:42:14,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:14,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:42:14,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:14,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:14,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:42:14,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:14,920 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:14,920 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.714285714285714) internal successors, (103), 7 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:14,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:15,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:15,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:15,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:15,060 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-06 10:42:15,060 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-05-06 10:42:15,061 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:15,061 INFO L85 PathProgramCache]: Analyzing trace with hash -415733006, now seen corresponding path program 1 times [2024-05-06 10:42:15,061 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:15,062 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421108527] [2024-05-06 10:42:15,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:15,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:15,287 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 10:42:15,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:15,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421108527] [2024-05-06 10:42:15,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421108527] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:15,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1975884370] [2024-05-06 10:42:15,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:15,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:15,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:15,295 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) [2024-05-06 10:42:15,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 10:42:15,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:15,447 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:15,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:15,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:15,856 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 10:42:15,856 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:15,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:15,959 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 10:42:15,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1975884370] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:15,960 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:15,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:42:15,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942890338] [2024-05-06 10:42:15,960 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:15,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:42:15,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:15,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:42:15,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:42:15,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:15,961 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:15,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 13.214285714285714) internal successors, (185), 14 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) [2024-05-06 10:42:15,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:15,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:15,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:16,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:16,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:16,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:16,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:16,113 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:16,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:16,313 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-05-06 10:42:16,313 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:16,313 INFO L85 PathProgramCache]: Analyzing trace with hash 201710579, now seen corresponding path program 1 times [2024-05-06 10:42:16,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:16,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995956116] [2024-05-06 10:42:16,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:16,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:16,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:16,610 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 10:42:16,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:16,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995956116] [2024-05-06 10:42:16,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1995956116] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:16,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1681864747] [2024-05-06 10:42:16,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:16,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:16,611 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:16,612 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) [2024-05-06 10:42:16,615 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-06 10:42:16,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:16,747 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:42:16,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:16,904 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:17,131 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:42:17,132 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:42:17,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:42:17,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:42:17,191 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 20 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-05-06 10:42:17,191 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:17,294 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_211 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_211) |c_t1_funThread2of3ForFork0_munge_#in~m#1.base|) |c_t1_funThread2of3ForFork0_munge_#in~m#1.offset|) 0))) is different from false [2024-05-06 10:42:17,314 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_211 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_211) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|) 0))) is different from false [2024-05-06 10:42:17,356 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:42:17,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:42:17,390 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:42:17,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:42:17,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:42:17,469 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 20 not checked. [2024-05-06 10:42:17,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1681864747] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:17,470 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:17,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 23 [2024-05-06 10:42:17,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418004405] [2024-05-06 10:42:17,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:17,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-05-06 10:42:17,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:17,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-05-06 10:42:17,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=342, Unknown=2, NotChecked=78, Total=506 [2024-05-06 10:42:17,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:17,472 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:17,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 10.91304347826087) internal successors, (251), 23 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:17,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:17,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:17,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:17,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:17,473 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:17,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:17,702 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:17,885 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,SelfDestructingSolverStorable9 [2024-05-06 10:42:17,885 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-05-06 10:42:17,886 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:17,886 INFO L85 PathProgramCache]: Analyzing trace with hash -1009633453, now seen corresponding path program 1 times [2024-05-06 10:42:17,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:17,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1441048934] [2024-05-06 10:42:17,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:17,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:17,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:18,161 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:18,162 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:18,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1441048934] [2024-05-06 10:42:18,162 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1441048934] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:18,162 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942404363] [2024-05-06 10:42:18,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:18,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:18,162 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:18,163 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) [2024-05-06 10:42:18,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-06 10:42:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:18,301 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:42:18,307 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:18,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:18,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:42:18,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:42:18,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:42:18,762 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:42:18,780 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:18,780 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:18,797 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_255 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_255) |c_t1_funThread3of3ForFork0_munge_~m#1.base|) |c_t1_funThread3of3ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:42:18,925 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:42:18,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:42:18,931 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:42:18,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:42:18,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:42:18,997 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 10 not checked. [2024-05-06 10:42:18,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1942404363] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:18,997 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:18,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 23 [2024-05-06 10:42:18,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1211507084] [2024-05-06 10:42:18,997 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:18,998 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-05-06 10:42:18,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:18,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-05-06 10:42:18,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=378, Unknown=2, NotChecked=40, Total=506 [2024-05-06 10:42:18,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:18,998 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:18,999 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 10.391304347826088) internal successors, (239), 23 states have internal predecessors, (239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:18,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:18,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:18,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:18,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:18,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:18,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:19,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:19,200 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:19,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:19,393 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 7 more)] === [2024-05-06 10:42:19,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:19,394 INFO L85 PathProgramCache]: Analyzing trace with hash 129584276, now seen corresponding path program 1 times [2024-05-06 10:42:19,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:19,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159911761] [2024-05-06 10:42:19,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:19,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:19,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:19,409 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:42:19,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:19,428 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:42:19,428 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 10 remaining) [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 10 remaining) [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 10 remaining) [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 10 remaining) [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 10 remaining) [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 10 remaining) [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 10 remaining) [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 10 remaining) [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 10 remaining) [2024-05-06 10:42:19,429 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 10 remaining) [2024-05-06 10:42:19,430 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-05-06 10:42:19,430 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:42:19,430 WARN L233 ceAbstractionStarter]: 3 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:42:19,431 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 4 thread instances. [2024-05-06 10:42:19,474 INFO L144 ThreadInstanceAdder]: Constructed 16 joinOtherThreadTransitions. [2024-05-06 10:42:19,477 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:42:19,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:42:19,478 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:19,479 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:42:19,482 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:42:19,482 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:19,483 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:42:19,483 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:42:19,483 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2024-05-06 10:42:19,493 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:19,494 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:19,494 INFO L85 PathProgramCache]: Analyzing trace with hash 119485652, now seen corresponding path program 1 times [2024-05-06 10:42:19,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:19,494 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39357933] [2024-05-06 10:42:19,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:19,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:19,497 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (8)] Waiting until timeout for monitored process [2024-05-06 10:42:19,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:19,532 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-06 10:42:19,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:19,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39357933] [2024-05-06 10:42:19,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39357933] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:19,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:19,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:42:19,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469359517] [2024-05-06 10:42:19,532 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:19,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:42:19,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:19,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:42:19,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:42:19,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:19,533 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:19,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 58.0) internal successors, (116), 2 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:19,533 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:19,673 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:42:19,673 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:42:19,719 INFO L85 PathProgramCache]: Analyzing trace with hash -2296581, now seen corresponding path program 1 times [2024-05-06 10:42:19,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:19,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:19,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:19,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:19,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:19,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:20,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:20,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:42:20,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:42:20,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:20,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-05-06 10:42:20,458 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:20,458 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:20,458 INFO L85 PathProgramCache]: Analyzing trace with hash -517990161, now seen corresponding path program 1 times [2024-05-06 10:42:20,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:20,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [563490475] [2024-05-06 10:42:20,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:20,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:20,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:20,645 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-06 10:42:20,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:20,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [563490475] [2024-05-06 10:42:20,645 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [563490475] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:20,645 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:20,645 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:42:20,645 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556630590] [2024-05-06 10:42:20,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:20,646 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:42:20,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:20,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:20,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:42:20,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:20,646 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:20,647 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.285714285714285) internal successors, (149), 7 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:20,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:20,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:20,793 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-05-06 10:42:20,794 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:20,794 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:20,794 INFO L85 PathProgramCache]: Analyzing trace with hash -1897129624, now seen corresponding path program 1 times [2024-05-06 10:42:20,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:20,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753564391] [2024-05-06 10:42:20,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:20,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:20,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:20,969 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:20,969 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:20,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753564391] [2024-05-06 10:42:20,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753564391] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:20,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:20,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:42:20,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [975699328] [2024-05-06 10:42:20,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:20,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:42:20,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:20,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:20,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:42:20,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:20,971 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:20,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:20,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:20,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:20,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:21,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:21,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:21,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:21,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-05-06 10:42:21,111 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:21,112 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:21,112 INFO L85 PathProgramCache]: Analyzing trace with hash -19714437, now seen corresponding path program 1 times [2024-05-06 10:42:21,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:21,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777688676] [2024-05-06 10:42:21,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:21,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:21,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:21,279 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 65 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:21,280 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:21,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777688676] [2024-05-06 10:42:21,280 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777688676] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:21,280 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [692979222] [2024-05-06 10:42:21,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:21,280 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:21,280 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:21,298 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) [2024-05-06 10:42:21,302 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-06 10:42:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:21,495 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:21,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:21,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:21,820 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:21,820 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:21,833 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:21,928 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 65 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:21,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [692979222] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:21,928 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:21,929 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:42:21,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [282510372] [2024-05-06 10:42:21,929 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:21,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:42:21,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:21,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:42:21,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:42:21,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:21,930 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:21,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 16.285714285714285) internal successors, (228), 14 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:21,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:21,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:21,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:21,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:22,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:22,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:22,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:22,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:22,120 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:22,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:22,319 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:22,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:22,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1330597762, now seen corresponding path program 1 times [2024-05-06 10:42:22,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:22,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803447684] [2024-05-06 10:42:22,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:22,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:22,536 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 65 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:22,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:22,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803447684] [2024-05-06 10:42:22,538 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803447684] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:22,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553206235] [2024-05-06 10:42:22,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:22,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:22,539 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:22,540 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) [2024-05-06 10:42:22,543 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-06 10:42:22,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:22,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:22,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:23,038 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:23,108 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 65 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:23,108 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:23,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:23,232 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 65 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:23,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553206235] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:23,232 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:23,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:42:23,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729862845] [2024-05-06 10:42:23,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:23,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:42:23,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:23,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:42:23,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:42:23,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:23,234 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:23,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 14.875) internal successors, (238), 16 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:23,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:23,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:23,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:23,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:23,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:23,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:23,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:23,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:23,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:23,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:23,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:23,639 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:23,641 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:23,642 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:23,642 INFO L85 PathProgramCache]: Analyzing trace with hash 1448644865, now seen corresponding path program 1 times [2024-05-06 10:42:23,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:23,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909682660] [2024-05-06 10:42:23,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:23,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:23,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:23,786 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:23,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:23,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909682660] [2024-05-06 10:42:23,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909682660] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:23,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [795913022] [2024-05-06 10:42:23,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:23,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:23,787 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:23,788 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) [2024-05-06 10:42:23,812 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-06 10:42:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:23,976 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:24,011 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:24,470 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:24,487 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 45 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:24,488 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:24,498 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:24,602 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:24,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [795913022] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:24,602 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:24,602 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:42:24,602 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896969957] [2024-05-06 10:42:24,602 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:24,603 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:42:24,603 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:24,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:42:24,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:42:24,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:24,604 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:24,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 17.5) internal successors, (245), 14 states have internal predecessors, (245), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:24,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:24,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:24,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:24,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:24,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:24,604 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:24,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:24,808 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:25,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable19 [2024-05-06 10:42:25,006 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:25,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:25,007 INFO L85 PathProgramCache]: Analyzing trace with hash -1932659742, now seen corresponding path program 1 times [2024-05-06 10:42:25,007 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:25,007 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227186355] [2024-05-06 10:42:25,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:25,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:25,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:25,306 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:25,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:25,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227186355] [2024-05-06 10:42:25,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227186355] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:25,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1782842315] [2024-05-06 10:42:25,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:25,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:25,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:25,307 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) [2024-05-06 10:42:25,336 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-06 10:42:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:25,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:42:25,512 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:25,686 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:25,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:42:25,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:42:25,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:42:25,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:42:25,970 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 10:42:25,970 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:25,985 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_709 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_709) |c_t1_funThread2of4ForFork0_munge_~m#1.base|) |c_t1_funThread2of4ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:42:26,024 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_709 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_709) |c_t1_funThread2of4ForFork0_munge_#in~m#1.base|) |c_t1_funThread2of4ForFork0_munge_#in~m#1.offset|) 0))) is different from false [2024-05-06 10:42:26,029 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_709 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_709) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|) 0))) is different from false [2024-05-06 10:42:26,054 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:42:26,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:42:26,060 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:42:26,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:42:26,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:42:26,125 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 25 not checked. [2024-05-06 10:42:26,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1782842315] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:26,125 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:26,125 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 23 [2024-05-06 10:42:26,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994989986] [2024-05-06 10:42:26,126 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:26,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-05-06 10:42:26,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:26,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-05-06 10:42:26,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=312, Unknown=3, NotChecked=114, Total=506 [2024-05-06 10:42:26,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:26,127 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:26,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 12.434782608695652) internal successors, (286), 23 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:26,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:26,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:26,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:26,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:26,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:26,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:26,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:26,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:26,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:26,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:26,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:26,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:26,508 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:26,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:26,706 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:26,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:26,706 INFO L85 PathProgramCache]: Analyzing trace with hash -135929922, now seen corresponding path program 1 times [2024-05-06 10:42:26,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:26,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707232175] [2024-05-06 10:42:26,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:26,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:26,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:26,848 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:26,848 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:26,848 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707232175] [2024-05-06 10:42:26,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707232175] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:26,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:26,848 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:42:26,848 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304999367] [2024-05-06 10:42:26,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:26,849 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:42:26,849 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:26,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:26,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:42:26,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:26,849 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:26,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.714285714285715) internal successors, (138), 7 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:26,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:26,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:26,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:26,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:26,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:26,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:26,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:26,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:26,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:26,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-05-06 10:42:26,986 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:26,986 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:26,987 INFO L85 PathProgramCache]: Analyzing trace with hash -791222207, now seen corresponding path program 1 times [2024-05-06 10:42:26,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:26,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [870461859] [2024-05-06 10:42:26,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:26,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:27,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:27,155 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-05-06 10:42:27,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:27,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [870461859] [2024-05-06 10:42:27,156 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [870461859] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:27,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [407248977] [2024-05-06 10:42:27,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:27,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:27,156 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:27,157 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) [2024-05-06 10:42:27,180 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-06 10:42:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:27,341 INFO L262 TraceCheckSpWp]: Trace formula consists of 406 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:27,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:27,824 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:27,849 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-05-06 10:42:27,849 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:27,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:28,015 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-05-06 10:42:28,015 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [407248977] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:28,015 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:28,015 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:42:28,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1673040811] [2024-05-06 10:42:28,015 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:28,016 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:42:28,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:28,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:42:28,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:42:28,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:28,016 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:28,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 17.785714285714285) internal successors, (249), 14 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:28,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:28,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:28,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:28,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:28,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:28,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:28,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:28,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:28,017 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:28,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:28,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:28,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:28,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:28,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:28,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:28,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:28,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:28,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:28,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:28,408 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,SelfDestructingSolverStorable22 [2024-05-06 10:42:28,408 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:28,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:28,409 INFO L85 PathProgramCache]: Analyzing trace with hash -2055660766, now seen corresponding path program 1 times [2024-05-06 10:42:28,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:28,409 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662798599] [2024-05-06 10:42:28,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:28,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:28,656 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-05-06 10:42:28,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:28,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662798599] [2024-05-06 10:42:28,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662798599] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:28,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729296364] [2024-05-06 10:42:28,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:28,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:28,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:28,658 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) [2024-05-06 10:42:28,662 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-06 10:42:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:28,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 397 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:42:28,864 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:29,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:29,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:42:29,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:42:29,281 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:42:29,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:42:29,303 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-05-06 10:42:29,303 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:29,327 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_879 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_879) |c_t1_funThread3of4ForFork0_munge_~m#1.base|) |c_t1_funThread3of4ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:42:29,451 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:42:29,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:42:29,456 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:42:29,457 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:42:29,460 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:42:29,518 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 10 not checked. [2024-05-06 10:42:29,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729296364] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:29,518 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:29,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 23 [2024-05-06 10:42:29,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202726589] [2024-05-06 10:42:29,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:29,519 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2024-05-06 10:42:29,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:29,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2024-05-06 10:42:29,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=82, Invalid=381, Unknown=3, NotChecked=40, Total=506 [2024-05-06 10:42:29,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:29,520 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:29,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 11.91304347826087) internal successors, (274), 23 states have internal predecessors, (274), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:29,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:29,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:29,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:29,889 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:30,089 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,SelfDestructingSolverStorable23 [2024-05-06 10:42:30,090 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:30,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:30,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1115980354, now seen corresponding path program 1 times [2024-05-06 10:42:30,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:30,090 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1607928438] [2024-05-06 10:42:30,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:30,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:30,378 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-06 10:42:30,378 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:30,378 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1607928438] [2024-05-06 10:42:30,378 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1607928438] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:30,379 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:30,379 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-06 10:42:30,379 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154469296] [2024-05-06 10:42:30,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:30,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-06 10:42:30,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:30,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 10:42:30,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-05-06 10:42:30,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:30,380 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:30,380 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 14.11111111111111) internal successors, (127), 9 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:30,380 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:30,381 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:30,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 10:42:30,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:30,596 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-05-06 10:42:30,596 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 9 more)] === [2024-05-06 10:42:30,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:30,597 INFO L85 PathProgramCache]: Analyzing trace with hash -1611074842, now seen corresponding path program 1 times [2024-05-06 10:42:30,597 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:30,597 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [91447167] [2024-05-06 10:42:30,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:30,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:30,618 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:42:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:30,650 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:42:30,650 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:42:30,650 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 12 remaining) [2024-05-06 10:42:30,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 12 remaining) [2024-05-06 10:42:30,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 12 remaining) [2024-05-06 10:42:30,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 12 remaining) [2024-05-06 10:42:30,650 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 12 remaining) [2024-05-06 10:42:30,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 12 remaining) [2024-05-06 10:42:30,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 12 remaining) [2024-05-06 10:42:30,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 12 remaining) [2024-05-06 10:42:30,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 12 remaining) [2024-05-06 10:42:30,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 12 remaining) [2024-05-06 10:42:30,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 12 remaining) [2024-05-06 10:42:30,651 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 12 remaining) [2024-05-06 10:42:30,651 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-05-06 10:42:30,652 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:42:30,653 WARN L233 ceAbstractionStarter]: 4 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:42:30,653 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 5 thread instances. [2024-05-06 10:42:30,702 INFO L144 ThreadInstanceAdder]: Constructed 20 joinOtherThreadTransitions. [2024-05-06 10:42:30,706 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:42:30,706 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:42:30,706 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:30,707 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:42:30,710 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (15)] Waiting until timeout for monitored process [2024-05-06 10:42:30,711 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:42:30,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:30,711 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:42:30,711 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:42:30,711 INFO L358 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2024-05-06 10:42:30,723 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 11 more)] === [2024-05-06 10:42:30,723 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:30,723 INFO L85 PathProgramCache]: Analyzing trace with hash -712002707, now seen corresponding path program 1 times [2024-05-06 10:42:30,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:30,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027944724] [2024-05-06 10:42:30,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:30,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:30,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:30,745 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-05-06 10:42:30,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:30,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027944724] [2024-05-06 10:42:30,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027944724] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:30,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:30,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:42:30,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031009436] [2024-05-06 10:42:30,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:30,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:42:30,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:30,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:42:30,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:42:30,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:30,746 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:30,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 65.5) internal successors, (131), 2 states have internal predecessors, (131), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:30,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:30,864 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:42:30,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:42:30,898 INFO L85 PathProgramCache]: Analyzing trace with hash 71555080, now seen corresponding path program 1 times [2024-05-06 10:42:30,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:30,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:31,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:31,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:31,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:31,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:31,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:31,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:42:31,199 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:42:31,645 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:42:31,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:42:31,683 INFO L85 PathProgramCache]: Analyzing trace with hash -1135274493, now seen corresponding path program 1 times [2024-05-06 10:42:31,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:31,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:31,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:31,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:31,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:31,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:32,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:32,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:32,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2024-05-06 10:42:32,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:32,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-06 10:42:32,279 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 11 more)] === [2024-05-06 10:42:32,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:32,279 INFO L85 PathProgramCache]: Analyzing trace with hash 749168686, now seen corresponding path program 1 times [2024-05-06 10:42:32,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:32,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1370214553] [2024-05-06 10:42:32,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:32,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:32,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:32,468 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:42:32,468 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:32,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1370214553] [2024-05-06 10:42:32,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1370214553] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:32,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:32,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:42:32,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254031371] [2024-05-06 10:42:32,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:32,469 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:42:32,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:32,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:32,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:42:32,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:32,469 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:32,470 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.142857142857142) internal successors, (162), 7 states have internal predecessors, (162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:32,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:32,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:32,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:32,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:32,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-05-06 10:42:32,605 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 11 more)] === [2024-05-06 10:42:32,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:32,606 INFO L85 PathProgramCache]: Analyzing trace with hash 771180611, now seen corresponding path program 1 times [2024-05-06 10:42:32,606 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:32,606 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833995201] [2024-05-06 10:42:32,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:32,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:32,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:32,739 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 95 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-06 10:42:32,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:32,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833995201] [2024-05-06 10:42:32,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833995201] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:32,739 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1682560108] [2024-05-06 10:42:32,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:32,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:32,740 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:32,742 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) [2024-05-06 10:42:32,760 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-06 10:42:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:32,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:42:33,009 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:33,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:33,301 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-06 10:42:33,302 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:33,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:33,377 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 95 proven. 5 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-06 10:42:33,377 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1682560108] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:33,377 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:33,377 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:42:33,377 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857174494] [2024-05-06 10:42:33,377 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:33,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:42:33,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:33,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:42:33,379 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:42:33,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:33,379 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:33,379 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 17.357142857142858) internal successors, (243), 14 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:33,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:33,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:33,379 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:33,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:33,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:33,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:33,576 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-05-06 10:42:33,773 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:33,773 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 11 more)] === [2024-05-06 10:42:33,773 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:33,774 INFO L85 PathProgramCache]: Analyzing trace with hash 34574259, now seen corresponding path program 1 times [2024-05-06 10:42:33,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:33,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1952320170] [2024-05-06 10:42:33,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:33,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:33,950 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 100 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:33,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:33,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1952320170] [2024-05-06 10:42:33,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1952320170] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:33,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1994050003] [2024-05-06 10:42:33,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:33,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:33,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:33,952 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) [2024-05-06 10:42:33,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-06 10:42:34,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:34,200 INFO L262 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:42:34,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:34,492 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:34,556 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 100 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:34,556 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:34,587 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:34,648 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 100 proven. 5 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:34,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1994050003] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:34,648 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:34,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:42:34,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787138359] [2024-05-06 10:42:34,649 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:34,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:42:34,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:34,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:42:34,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:42:34,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:34,650 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:34,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 16.0) internal successors, (256), 16 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:34,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:34,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:34,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:34,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:35,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1030 treesize of output 934 [2024-05-06 10:42:35,333 INFO L85 PathProgramCache]: Analyzing trace with hash 132978171, now seen corresponding path program 1 times [2024-05-06 10:42:35,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:35,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:35,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:35,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:35,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:35,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:35,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:35,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:42:35,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=170, Invalid=1162, Unknown=0, NotChecked=0, Total=1332 [2024-05-06 10:42:36,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:36,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:36,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:36,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:36,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:36,462 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,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35 [2024-05-06 10:42:36,462 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 11 more)] === [2024-05-06 10:42:36,463 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:36,463 INFO L85 PathProgramCache]: Analyzing trace with hash 264376270, now seen corresponding path program 1 times [2024-05-06 10:42:36,463 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:36,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191526859] [2024-05-06 10:42:36,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:36,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:36,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:36,631 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-06 10:42:36,632 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:36,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191526859] [2024-05-06 10:42:36,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191526859] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:36,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:36,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:42:36,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871015250] [2024-05-06 10:42:36,632 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:36,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:42:36,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:36,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:36,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:42:36,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:36,633 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:36,633 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.285714285714285) internal successors, (156), 7 states have internal predecessors, (156), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:36,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:36,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:36,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:36,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:36,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:37,006 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:42:37,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:42:37,413 INFO L85 PathProgramCache]: Analyzing trace with hash 315402587, now seen corresponding path program 1 times [2024-05-06 10:42:37,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:37,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:37,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:37,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:37,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:37,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:37,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:37,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:42:37,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=285, Invalid=2067, Unknown=0, NotChecked=0, Total=2352 [2024-05-06 10:42:38,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:38,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:38,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:38,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:38,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:38,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38 [2024-05-06 10:42:38,095 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 11 more)] === [2024-05-06 10:42:38,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:38,095 INFO L85 PathProgramCache]: Analyzing trace with hash -780022518, now seen corresponding path program 1 times [2024-05-06 10:42:38,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:38,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843202027] [2024-05-06 10:42:38,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:38,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:38,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:38,230 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-06 10:42:38,230 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:38,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843202027] [2024-05-06 10:42:38,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843202027] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:38,230 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [392931520] [2024-05-06 10:42:38,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:38,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:38,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:38,231 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) [2024-05-06 10:42:38,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-06 10:42:38,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:38,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:42:38,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:38,911 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:38,983 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-06 10:42:38,983 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:39,036 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:39,183 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 90 proven. 10 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-05-06 10:42:39,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [392931520] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:39,183 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:39,183 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:42:39,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1237586710] [2024-05-06 10:42:39,184 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:39,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:42:39,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:39,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:42:39,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:42:39,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:39,185 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:39,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 17.6875) internal successors, (283), 16 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:39,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:39,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:39,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:39,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:39,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:39,185 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:39,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:39,357 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:39,557 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,SelfDestructingSolverStorable39 [2024-05-06 10:42:39,557 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 11 more)] === [2024-05-06 10:42:39,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:39,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1746758736, now seen corresponding path program 1 times [2024-05-06 10:42:39,558 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:39,558 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731192940] [2024-05-06 10:42:39,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:39,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:39,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:39,769 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:42:39,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:39,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731192940] [2024-05-06 10:42:39,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731192940] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:39,769 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:39,769 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-06 10:42:39,769 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511873236] [2024-05-06 10:42:39,769 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:39,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-06 10:42:39,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:39,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 10:42:39,770 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-05-06 10:42:39,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:39,770 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:39,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.333333333333334) internal successors, (138), 9 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:39,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:39,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:39,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:39,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:39,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:39,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:39,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:40,161 INFO L349 Elim1Store]: treesize reduction 25, result has 26.5 percent of original size [2024-05-06 10:42:40,162 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 296 treesize of output 272 [2024-05-06 10:42:40,659 INFO L85 PathProgramCache]: Analyzing trace with hash 134155708, now seen corresponding path program 1 times [2024-05-06 10:42:40,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:40,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:40,673 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:42:40,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:40,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:40,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:40,762 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable41 [2024-05-06 10:42:40,762 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 11 more)] === [2024-05-06 10:42:40,762 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:40,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1867822039, now seen corresponding path program 1 times [2024-05-06 10:42:40,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:40,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106986568] [2024-05-06 10:42:40,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:40,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:40,892 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 95 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:40,892 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:40,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106986568] [2024-05-06 10:42:40,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106986568] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:40,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [109371515] [2024-05-06 10:42:40,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:40,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:40,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:40,906 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) [2024-05-06 10:42:40,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-06 10:42:41,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:41,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 445 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:42:41,173 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:41,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:41,589 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 90 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:41,589 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:41,603 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:41,751 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 95 proven. 10 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-05-06 10:42:41,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [109371515] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:41,751 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:41,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:42:41,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443148289] [2024-05-06 10:42:41,752 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:41,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:42:41,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:41,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:42:41,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:42:41,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:41,754 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:41,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 18.0) internal successors, (252), 14 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:41,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:41,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:41,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:41,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:41,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:41,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:41,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:41,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:42:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:42,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:42,328 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,SelfDestructingSolverStorable42 [2024-05-06 10:42:42,328 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 11 more)] === [2024-05-06 10:42:42,328 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:42,328 INFO L85 PathProgramCache]: Analyzing trace with hash 1552203035, now seen corresponding path program 1 times [2024-05-06 10:42:42,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:42,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368860643] [2024-05-06 10:42:42,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:42,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:42,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:42,346 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:42:42,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:42,384 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:42:42,384 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:42:42,385 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 14 remaining) [2024-05-06 10:42:42,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (12 of 14 remaining) [2024-05-06 10:42:42,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 14 remaining) [2024-05-06 10:42:42,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 14 remaining) [2024-05-06 10:42:42,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 14 remaining) [2024-05-06 10:42:42,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 14 remaining) [2024-05-06 10:42:42,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 14 remaining) [2024-05-06 10:42:42,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 14 remaining) [2024-05-06 10:42:42,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 14 remaining) [2024-05-06 10:42:42,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 14 remaining) [2024-05-06 10:42:42,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 14 remaining) [2024-05-06 10:42:42,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 14 remaining) [2024-05-06 10:42:42,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 14 remaining) [2024-05-06 10:42:42,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 14 remaining) [2024-05-06 10:42:42,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-05-06 10:42:42,387 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:42:42,389 WARN L233 ceAbstractionStarter]: 5 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:42:42,389 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 6 thread instances. [2024-05-06 10:42:42,466 INFO L144 ThreadInstanceAdder]: Constructed 24 joinOtherThreadTransitions. [2024-05-06 10:42:42,470 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:42:42,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:42:42,471 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:42,472 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:42:42,480 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:42:42,480 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:42,480 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:42:42,480 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:42:42,480 INFO L358 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2024-05-06 10:42:42,496 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:42:42,496 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:42,496 INFO L85 PathProgramCache]: Analyzing trace with hash 834535677, now seen corresponding path program 1 times [2024-05-06 10:42:42,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:42,497 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362057492] [2024-05-06 10:42:42,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:42,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:42,536 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (20)] Waiting until timeout for monitored process [2024-05-06 10:42:42,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:42,573 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:42:42,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:42,573 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362057492] [2024-05-06 10:42:42,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362057492] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:42,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:42,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:42:42,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1409378204] [2024-05-06 10:42:42,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:42,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:42:42,574 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:42,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:42:42,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:42:42,575 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:42,575 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:42,575 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 73.0) internal successors, (146), 2 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:42,575 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:42,692 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:42:42,692 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:42:42,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1178271593, now seen corresponding path program 1 times [2024-05-06 10:42:42,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:42,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:42,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:42,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:42,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:43,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:43,069 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:42:43,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:42:43,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1030 treesize of output 934 [2024-05-06 10:42:43,576 INFO L85 PathProgramCache]: Analyzing trace with hash -92298345, now seen corresponding path program 1 times [2024-05-06 10:42:43,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:43,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:43,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:43,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:43,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:43,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:43,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:43,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:43,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:43,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2024-05-06 10:42:44,411 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:42:44,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:42:44,448 INFO L85 PathProgramCache]: Analyzing trace with hash 1111784841, now seen corresponding path program 1 times [2024-05-06 10:42:44,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:44,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:44,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:44,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:44,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:44,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:44,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:44,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:44,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=780, Unknown=0, NotChecked=0, Total=930 [2024-05-06 10:42:45,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:45,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable44,SelfDestructingSolverStorable45,SelfDestructingSolverStorable46,SelfDestructingSolverStorable47,SelfDestructingSolverStorable48,SelfDestructingSolverStorable49 [2024-05-06 10:42:45,220 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:42:45,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:45,220 INFO L85 PathProgramCache]: Analyzing trace with hash 596972004, now seen corresponding path program 1 times [2024-05-06 10:42:45,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:45,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1081360736] [2024-05-06 10:42:45,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:45,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:45,364 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-06 10:42:45,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:45,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1081360736] [2024-05-06 10:42:45,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1081360736] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:45,365 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2100514817] [2024-05-06 10:42:45,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:45,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:45,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:45,374 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:42:45,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-05-06 10:42:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:45,678 INFO L262 TraceCheckSpWp]: Trace formula consists of 615 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:45,700 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:45,998 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 120 proven. 10 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-06 10:42:46,013 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:46,033 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:46,107 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 125 proven. 5 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-06 10:42:46,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2100514817] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:46,107 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:46,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:42:46,107 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284988362] [2024-05-06 10:42:46,107 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:46,108 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:42:46,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:46,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:42:46,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:42:46,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:46,109 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:46,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 20.428571428571427) internal successors, (286), 14 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:46,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:46,109 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:46,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:46,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:46,791 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:46,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable51 [2024-05-06 10:42:46,986 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:42:46,987 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:46,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1695389953, now seen corresponding path program 1 times [2024-05-06 10:42:46,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:46,987 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [860808318] [2024-05-06 10:42:46,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:46,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:47,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 135 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:42:47,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:47,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [860808318] [2024-05-06 10:42:47,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [860808318] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:47,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1523259901] [2024-05-06 10:42:47,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:47,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:47,127 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:47,128 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:42:47,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-05-06 10:42:47,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:47,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:47,438 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:47,685 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:47,751 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 135 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:42:47,751 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:47,787 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:47,854 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 135 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:42:47,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1523259901] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:47,854 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:47,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:42:47,855 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [754445387] [2024-05-06 10:42:47,855 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:47,855 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:42:47,855 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:47,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:42:47,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:42:47,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:47,856 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:47,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 18.125) internal successors, (290), 16 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:47,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:47,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:47,856 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:48,248 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:42:48,248 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 568 treesize of output 520 [2024-05-06 10:42:48,607 INFO L85 PathProgramCache]: Analyzing trace with hash 1203128563, now seen corresponding path program 1 times [2024-05-06 10:42:48,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:48,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:48,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:48,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:48,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:49,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:49,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:42:49,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=194, Invalid=1528, Unknown=0, NotChecked=0, Total=1722 [2024-05-06 10:42:49,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:49,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:49,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:49,873 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:50,070 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52,SelfDestructingSolverStorable53,SelfDestructingSolverStorable54,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:50,071 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:42:50,071 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:50,071 INFO L85 PathProgramCache]: Analyzing trace with hash 1876926619, now seen corresponding path program 1 times [2024-05-06 10:42:50,071 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:50,071 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635546335] [2024-05-06 10:42:50,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:50,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:50,283 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-06 10:42:50,283 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:50,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635546335] [2024-05-06 10:42:50,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635546335] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:50,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:50,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:42:50,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384115520] [2024-05-06 10:42:50,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:50,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:42:50,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:50,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:42:50,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:42:50,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:50,284 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:50,284 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 27.142857142857142) internal successors, (190), 7 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:50,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:50,285 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:50,585 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:42:50,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:42:50,928 INFO L85 PathProgramCache]: Analyzing trace with hash 1567977395, now seen corresponding path program 1 times [2024-05-06 10:42:50,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:50,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:51,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:51,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:51,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:51,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:51,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:42:51,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:42:51,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=311, Invalid=2551, Unknown=0, NotChecked=0, Total=2862 [2024-05-06 10:42:51,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:51,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:51,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:51,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:51,730 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,SelfDestructingSolverStorable56,SelfDestructingSolverStorable57 [2024-05-06 10:42:51,730 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:42:51,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:51,730 INFO L85 PathProgramCache]: Analyzing trace with hash 225463261, now seen corresponding path program 1 times [2024-05-06 10:42:51,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:51,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694528820] [2024-05-06 10:42:51,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:51,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:51,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:51,922 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 135 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:42:51,922 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:51,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694528820] [2024-05-06 10:42:51,922 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694528820] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:51,922 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [586784776] [2024-05-06 10:42:51,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:51,922 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:51,922 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:51,923 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:42:51,926 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-05-06 10:42:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:52,239 INFO L262 TraceCheckSpWp]: Trace formula consists of 555 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:52,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:52,626 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:52,706 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 135 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:42:52,706 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:52,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:52,880 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 135 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:42:52,881 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [586784776] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:52,881 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:52,881 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:42:52,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392362636] [2024-05-06 10:42:52,881 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:52,882 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:42:52,882 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:52,883 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:42:52,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:42:52,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:52,883 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:52,884 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 19.3125) internal successors, (309), 16 states have internal predecessors, (309), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:52,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:52,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:52,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:52,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:52,884 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:53,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:53,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:53,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:53,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:53,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:53,291 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-05-06 10:42:53,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable58 [2024-05-06 10:42:53,486 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:42:53,486 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:53,486 INFO L85 PathProgramCache]: Analyzing trace with hash 1117326157, now seen corresponding path program 1 times [2024-05-06 10:42:53,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:53,486 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933541226] [2024-05-06 10:42:53,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:53,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:53,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:53,639 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 115 proven. 35 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-06 10:42:53,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:53,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933541226] [2024-05-06 10:42:53,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933541226] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:53,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1839813920] [2024-05-06 10:42:53,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:53,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:53,640 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:53,641 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:42:53,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-05-06 10:42:53,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:53,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:53,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:54,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 80 proven. 65 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:42:54,653 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:54,678 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:54,945 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 115 proven. 30 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:42:54,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1839813920] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:54,945 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:54,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:42:54,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598787753] [2024-05-06 10:42:54,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:54,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:42:54,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:54,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:42:54,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:42:54,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:54,947 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:54,947 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 23.72222222222222) internal successors, (427), 18 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:54,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:54,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:54,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:54,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:54,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:54,947 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:55,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:42:55,731 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:55,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable59 [2024-05-06 10:42:55,929 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:42:55,929 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:55,929 INFO L85 PathProgramCache]: Analyzing trace with hash 898425203, now seen corresponding path program 1 times [2024-05-06 10:42:55,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:55,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2139032761] [2024-05-06 10:42:55,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:55,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:55,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:56,077 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 115 proven. 15 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-06 10:42:56,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:56,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2139032761] [2024-05-06 10:42:56,078 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2139032761] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:56,078 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [707895016] [2024-05-06 10:42:56,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:56,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:56,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:56,079 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:42:56,092 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-05-06 10:42:56,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:56,399 INFO L262 TraceCheckSpWp]: Trace formula consists of 535 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:56,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:56,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:56,998 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 105 proven. 25 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-06 10:42:56,998 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:57,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:42:57,208 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 115 proven. 15 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-06 10:42:57,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [707895016] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:42:57,208 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:42:57,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:42:57,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146147641] [2024-05-06 10:42:57,208 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:42:57,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:42:57,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:57,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:42:57,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:42:57,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:57,209 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:57,210 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 21.928571428571427) internal successors, (307), 14 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:57,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:57,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:57,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:57,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:57,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:57,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:42:57,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:57,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:57,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:57,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:57,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:57,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:57,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:42:57,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:57,644 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-05-06 10:42:57,843 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:57,843 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:42:57,843 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:57,843 INFO L85 PathProgramCache]: Analyzing trace with hash 693322452, now seen corresponding path program 1 times [2024-05-06 10:42:57,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:57,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [932989852] [2024-05-06 10:42:57,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:57,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:57,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:58,062 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 120 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-06 10:42:58,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:58,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [932989852] [2024-05-06 10:42:58,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [932989852] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:42:58,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:42:58,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-06 10:42:58,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [815615289] [2024-05-06 10:42:58,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:42:58,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-06 10:42:58,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:42:58,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 10:42:58,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2024-05-06 10:42:58,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:58,064 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:42:58,064 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.444444444444443) internal successors, (157), 9 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:42:58,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:58,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:58,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:58,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:58,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:58,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:42:58,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:58,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:58,459 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:42:58,459 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:42:58,898 INFO L85 PathProgramCache]: Analyzing trace with hash 1713845716, now seen corresponding path program 1 times [2024-05-06 10:42:58,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:58,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:58,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:58,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:42:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:42:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:42:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:42:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:42:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:42:59,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:42:59,044 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,SelfDestructingSolverStorable62 [2024-05-06 10:42:59,044 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:42:59,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:42:59,044 INFO L85 PathProgramCache]: Analyzing trace with hash -925692216, now seen corresponding path program 1 times [2024-05-06 10:42:59,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:42:59,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [589292458] [2024-05-06 10:42:59,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:59,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:42:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:59,168 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 135 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:42:59,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:42:59,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [589292458] [2024-05-06 10:42:59,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [589292458] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:42:59,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950183061] [2024-05-06 10:42:59,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:42:59,169 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:42:59,169 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:42:59,170 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:42:59,171 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-05-06 10:42:59,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:42:59,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:42:59,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:42:59,921 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:42:59,935 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 130 proven. 15 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:42:59,935 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:42:59,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:00,090 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 135 proven. 10 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:43:00,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [950183061] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:00,090 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:00,091 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:43:00,091 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [238908464] [2024-05-06 10:43:00,091 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:00,091 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:43:00,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:00,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:43:00,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:43:00,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:00,092 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:00,092 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 18.571428571428573) internal successors, (260), 14 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:00,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:00,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:00,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:00,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:00,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:00,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:43:00,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:00,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:00,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:00,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:00,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:00,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:00,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:00,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:00,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:43:00,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:00,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:00,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:00,460 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Ended with exit code 0 [2024-05-06 10:43:00,660 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable63 [2024-05-06 10:43:00,660 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 13 more)] === [2024-05-06 10:43:00,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:00,660 INFO L85 PathProgramCache]: Analyzing trace with hash 837268993, now seen corresponding path program 1 times [2024-05-06 10:43:00,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:00,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708185467] [2024-05-06 10:43:00,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:00,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:00,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:43:00,685 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:43:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:43:00,721 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:43:00,721 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:43:00,721 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 16 remaining) [2024-05-06 10:43:00,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (14 of 16 remaining) [2024-05-06 10:43:00,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 16 remaining) [2024-05-06 10:43:00,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (12 of 16 remaining) [2024-05-06 10:43:00,721 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 16 remaining) [2024-05-06 10:43:00,722 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 16 remaining) [2024-05-06 10:43:00,722 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-05-06 10:43:00,725 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:43:00,725 WARN L233 ceAbstractionStarter]: 6 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:43:00,725 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 7 thread instances. [2024-05-06 10:43:00,791 INFO L144 ThreadInstanceAdder]: Constructed 28 joinOtherThreadTransitions. [2024-05-06 10:43:00,797 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:43:00,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:43:00,797 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:00,798 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:43:00,801 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:43:00,802 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:00,802 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:43:00,802 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:43:00,802 INFO L358 AbstractCegarLoop]: Starting to check reachability of 18 error locations. [2024-05-06 10:43:00,823 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:00,823 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (27)] Waiting until timeout for monitored process [2024-05-06 10:43:00,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:00,824 INFO L85 PathProgramCache]: Analyzing trace with hash -1388201340, now seen corresponding path program 1 times [2024-05-06 10:43:00,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:00,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684608493] [2024-05-06 10:43:00,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:00,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:00,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:00,851 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-06 10:43:00,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:00,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684608493] [2024-05-06 10:43:00,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684608493] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:43:00,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:43:00,851 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:43:00,851 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600794603] [2024-05-06 10:43:00,851 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:43:00,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:43:00,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:00,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:43:00,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:43:00,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:00,852 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:00,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 80.5) internal successors, (161), 2 states have internal predecessors, (161), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:00,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:00,978 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:43:00,978 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:43:01,008 INFO L85 PathProgramCache]: Analyzing trace with hash -1594230982, now seen corresponding path program 1 times [2024-05-06 10:43:01,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:01,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:01,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:01,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:01,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:01,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:01,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:01,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:43:01,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:43:01,711 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:43:01,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:43:01,747 INFO L85 PathProgramCache]: Analyzing trace with hash -143945926, now seen corresponding path program 1 times [2024-05-06 10:43:01,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:01,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:01,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:01,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:01,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:01,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:01,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:02,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:02,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:43:02,109 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2024-05-06 10:43:02,575 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:43:02,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 532 treesize of output 484 [2024-05-06 10:43:02,610 INFO L85 PathProgramCache]: Analyzing trace with hash 24832766, now seen corresponding path program 1 times [2024-05-06 10:43:02,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:02,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:02,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:02,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:02,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:02,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:02,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:02,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:02,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:43:02,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=780, Unknown=0, NotChecked=0, Total=930 [2024-05-06 10:43:03,565 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:43:03,566 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:43:03,602 INFO L85 PathProgramCache]: Analyzing trace with hash -1184240301, now seen corresponding path program 1 times [2024-05-06 10:43:03,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:03,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:03,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:03,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:03,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:03,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:04,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:43:04,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1225, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 10:43:04,920 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:43:04,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 267 treesize of output 243 [2024-05-06 10:43:05,257 INFO L85 PathProgramCache]: Analyzing trace with hash 267229062, now seen corresponding path program 1 times [2024-05-06 10:43:05,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:05,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:05,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:05,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:05,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:05,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:05,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:05,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 10:43:05,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=1764, Unknown=0, NotChecked=0, Total=1980 [2024-05-06 10:43:06,903 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:43:06,903 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:43:06,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1883599438, now seen corresponding path program 1 times [2024-05-06 10:43:06,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:06,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:06,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:07,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:07,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:07,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:07,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:07,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:43:07,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=237, Invalid=2313, Unknown=0, NotChecked=0, Total=2550 [2024-05-06 10:43:08,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:08,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70,SelfDestructingSolverStorable71,SelfDestructingSolverStorable72,SelfDestructingSolverStorable73,SelfDestructingSolverStorable74,SelfDestructingSolverStorable75,SelfDestructingSolverStorable65,SelfDestructingSolverStorable76,SelfDestructingSolverStorable66,SelfDestructingSolverStorable77,SelfDestructingSolverStorable67,SelfDestructingSolverStorable68,SelfDestructingSolverStorable69 [2024-05-06 10:43:08,696 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:08,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:08,696 INFO L85 PathProgramCache]: Analyzing trace with hash -1515359167, now seen corresponding path program 1 times [2024-05-06 10:43:08,696 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:08,696 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [30223443] [2024-05-06 10:43:08,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:08,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:08,877 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 175 proven. 5 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:43:08,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:08,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [30223443] [2024-05-06 10:43:08,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [30223443] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:08,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [381857860] [2024-05-06 10:43:08,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:08,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:08,878 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:08,880 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:08,904 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-05-06 10:43:09,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:09,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:09,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:09,706 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:09,722 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 165 proven. 15 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:43:09,722 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:09,736 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:09,846 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 175 proven. 5 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:43:09,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [381857860] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:09,846 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:09,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:43:09,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480958850] [2024-05-06 10:43:09,847 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:09,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:43:09,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:09,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:43:09,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:43:09,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:09,848 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:09,848 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 25.5) internal successors, (357), 14 states have internal predecessors, (357), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:09,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:09,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:10,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:10,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:10,901 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Ended with exit code 0 [2024-05-06 10:43:11,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable78 [2024-05-06 10:43:11,094 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:11,094 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:11,094 INFO L85 PathProgramCache]: Analyzing trace with hash -301422705, now seen corresponding path program 1 times [2024-05-06 10:43:11,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:11,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158186321] [2024-05-06 10:43:11,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:11,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:11,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:11,271 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-06 10:43:11,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:11,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158186321] [2024-05-06 10:43:11,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158186321] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:11,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [751243856] [2024-05-06 10:43:11,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:11,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:11,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:11,273 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:11,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-05-06 10:43:11,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:11,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:11,693 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:12,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:12,119 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-06 10:43:12,119 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:12,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:12,275 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 185 proven. 5 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-06 10:43:12,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [751243856] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:12,275 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:12,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:43:12,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549713924] [2024-05-06 10:43:12,275 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:12,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:43:12,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:12,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:43:12,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:43:12,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:12,277 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:12,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 22.5) internal successors, (360), 16 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:12,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:12,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:12,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:12,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:12,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:12,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:12,866 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-05-06 10:43:13,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79,29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:13,066 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:13,066 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:13,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1360563707, now seen corresponding path program 1 times [2024-05-06 10:43:13,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:13,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69751817] [2024-05-06 10:43:13,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:13,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:13,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 185 proven. 20 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:43:13,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:13,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69751817] [2024-05-06 10:43:13,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69751817] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:13,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [855848018] [2024-05-06 10:43:13,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:13,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:13,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:13,299 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:13,300 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-05-06 10:43:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:13,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:13,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:14,288 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:14,304 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 125 proven. 65 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-06 10:43:14,304 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:14,332 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:14,525 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 175 proven. 15 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-06 10:43:14,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [855848018] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:14,525 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:14,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:43:14,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947107398] [2024-05-06 10:43:14,526 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:14,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:43:14,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:14,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:43:14,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:43:14,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:14,527 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:14,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 26.055555555555557) internal successors, (469), 18 states have internal predecessors, (469), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:14,527 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:15,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:15,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:15,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:15,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:43:15,808 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Ended with exit code 0 [2024-05-06 10:43:16,000 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:16,001 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:16,001 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:16,001 INFO L85 PathProgramCache]: Analyzing trace with hash 2018852652, now seen corresponding path program 1 times [2024-05-06 10:43:16,001 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:16,001 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042196064] [2024-05-06 10:43:16,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:16,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:16,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:16,227 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 175 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-06 10:43:16,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:16,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042196064] [2024-05-06 10:43:16,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2042196064] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:16,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [924950193] [2024-05-06 10:43:16,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:16,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:16,228 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:16,229 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:16,230 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2024-05-06 10:43:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:16,652 INFO L262 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:16,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:17,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 160 proven. 25 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-06 10:43:17,184 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:17,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 175 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-06 10:43:17,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [924950193] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:17,360 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:17,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:43:17,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917590923] [2024-05-06 10:43:17,361 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:17,361 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:43:17,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:17,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:43:17,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:43:17,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:17,362 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:17,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 25.714285714285715) internal successors, (360), 14 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:17,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:17,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:17,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:17,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:43:17,362 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:18,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:18,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:18,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:18,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:43:18,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:18,932 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Ended with exit code 0 [2024-05-06 10:43:19,123 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81,31 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:19,123 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:19,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:19,124 INFO L85 PathProgramCache]: Analyzing trace with hash -783842833, now seen corresponding path program 1 times [2024-05-06 10:43:19,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:19,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1056659421] [2024-05-06 10:43:19,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:19,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:19,296 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 170 proven. 10 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:43:19,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:19,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1056659421] [2024-05-06 10:43:19,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1056659421] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:19,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1410004558] [2024-05-06 10:43:19,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:19,297 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:19,297 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:19,297 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:19,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2024-05-06 10:43:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:19,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:19,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:20,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:20,399 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 80 proven. 80 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-06 10:43:20,399 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:20,411 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:20,624 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 145 proven. 15 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-06 10:43:20,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1410004558] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:20,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:20,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:43:20,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496832408] [2024-05-06 10:43:20,625 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:20,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:43:20,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:20,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:43:20,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:43:20,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:20,626 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:20,626 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 28.72222222222222) internal successors, (517), 18 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:20,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:20,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:20,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:20,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:43:20,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:20,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:22,320 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:43:22,320 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:43:23,240 INFO L85 PathProgramCache]: Analyzing trace with hash 743588593, now seen corresponding path program 1 times [2024-05-06 10:43:23,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:23,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:23,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:23,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:23,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:23,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:23,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:23,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:43:23,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=3368, Unknown=0, NotChecked=0, Total=3660 [2024-05-06 10:43:25,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 506 treesize of output 458 [2024-05-06 10:43:26,775 INFO L85 PathProgramCache]: Analyzing trace with hash 2030942817, now seen corresponding path program 1 times [2024-05-06 10:43:26,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:26,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:26,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:27,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:27,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:27,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:27,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:27,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:43:27,145 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=388, Invalid=4304, Unknown=0, NotChecked=0, Total=4692 [2024-05-06 10:43:29,144 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 506 treesize of output 458 [2024-05-06 10:43:30,067 INFO L85 PathProgramCache]: Analyzing trace with hash 54546859, now seen corresponding path program 1 times [2024-05-06 10:43:30,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:30,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:30,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:30,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:30,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:30,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:30,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:30,466 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:43:30,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=426, Invalid=4976, Unknown=0, NotChecked=0, Total=5402 [2024-05-06 10:43:32,139 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:43:32,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 10:43:32,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1882917620, now seen corresponding path program 1 times [2024-05-06 10:43:32,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:32,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:33,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:33,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:33,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:33,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:33,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:33,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:33,382 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:43:33,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=457, Invalid=5705, Unknown=0, NotChecked=0, Total=6162 [2024-05-06 10:43:34,969 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:43:34,969 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1056 treesize of output 960 [2024-05-06 10:43:35,882 INFO L85 PathProgramCache]: Analyzing trace with hash -1683159610, now seen corresponding path program 1 times [2024-05-06 10:43:35,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:35,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:36,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:36,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:36,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:36,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:36,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:36,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:43:36,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=496, Invalid=6644, Unknown=0, NotChecked=0, Total=7140 [2024-05-06 10:43:38,439 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 542 treesize of output 494 [2024-05-06 10:43:39,344 INFO L85 PathProgramCache]: Analyzing trace with hash 372254700, now seen corresponding path program 1 times [2024-05-06 10:43:39,345 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:39,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:39,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:39,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:39,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:39,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:39,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:43:39,881 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=564, Invalid=7626, Unknown=0, NotChecked=0, Total=8190 [2024-05-06 10:43:42,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:42,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:42,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:42,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:42,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:42,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:42,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2024-05-06 10:43:42,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90,SelfDestructingSolverStorable91,SelfDestructingSolverStorable92,SelfDestructingSolverStorable82,SelfDestructingSolverStorable93,SelfDestructingSolverStorable83,SelfDestructingSolverStorable94,SelfDestructingSolverStorable84,SelfDestructingSolverStorable85,SelfDestructingSolverStorable86,32 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable87,SelfDestructingSolverStorable88,SelfDestructingSolverStorable89 [2024-05-06 10:43:42,570 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:42,570 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:42,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1285826385, now seen corresponding path program 1 times [2024-05-06 10:43:42,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:42,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24932874] [2024-05-06 10:43:42,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:42,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:42,748 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 165 proven. 15 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:43:42,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:42,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24932874] [2024-05-06 10:43:42,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24932874] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:42,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [259902718] [2024-05-06 10:43:42,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:42,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:42,748 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:42,749 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:42,750 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2024-05-06 10:43:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:43,225 INFO L262 TraceCheckSpWp]: Trace formula consists of 667 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:43,228 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:43,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:43,843 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 165 proven. 15 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:43:43,843 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:43,879 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:44,076 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 165 proven. 15 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:43:44,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [259902718] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:44,076 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:44,076 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:43:44,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573279211] [2024-05-06 10:43:44,077 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:44,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:43:44,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:44,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:43:44,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:43:44,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:44,078 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:44,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 23.125) internal successors, (370), 16 states have internal predecessors, (370), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:44,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:44,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:44,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:44,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:44,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:44,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:44,078 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:45,708 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 238 [2024-05-06 10:43:46,574 INFO L85 PathProgramCache]: Analyzing trace with hash 727077547, now seen corresponding path program 1 times [2024-05-06 10:43:46,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:46,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:46,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:46,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:46,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:46,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:47,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:43:47,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 10:43:47,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=603, Invalid=8709, Unknown=0, NotChecked=0, Total=9312 [2024-05-06 10:43:47,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:47,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:47,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:47,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Forceful destruction successful, exit code 0 [2024-05-06 10:43:47,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 33 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable95,SelfDestructingSolverStorable96,SelfDestructingSolverStorable97 [2024-05-06 10:43:47,760 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:47,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:47,761 INFO L85 PathProgramCache]: Analyzing trace with hash -445790970, now seen corresponding path program 1 times [2024-05-06 10:43:47,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:47,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [301104522] [2024-05-06 10:43:47,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:47,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:47,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:47,925 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 140 proven. 60 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-06 10:43:47,925 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:47,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [301104522] [2024-05-06 10:43:47,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [301104522] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:47,925 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [196365535] [2024-05-06 10:43:47,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:47,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:47,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:47,927 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:47,927 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2024-05-06 10:43:48,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:48,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:48,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:48,757 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 140 proven. 60 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-06 10:43:48,923 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:48,985 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:49,159 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 140 proven. 60 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-06 10:43:49,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [196365535] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:49,159 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:49,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:43:49,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [998105137] [2024-05-06 10:43:49,160 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:49,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:43:49,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:49,161 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:43:49,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:43:49,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:49,161 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:49,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 21.25) internal successors, (340), 16 states have internal predecessors, (340), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:49,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:49,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:49,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:49,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:49,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:49,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:49,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:49,161 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:49,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:49,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:49,423 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Ended with exit code 0 [2024-05-06 10:43:49,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98,34 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:49,617 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:49,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:49,618 INFO L85 PathProgramCache]: Analyzing trace with hash 724235017, now seen corresponding path program 1 times [2024-05-06 10:43:49,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:49,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1541273509] [2024-05-06 10:43:49,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:49,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:49,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:49,770 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 145 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-05-06 10:43:49,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:49,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1541273509] [2024-05-06 10:43:49,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1541273509] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:49,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [821140461] [2024-05-06 10:43:49,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:49,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:49,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:49,772 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:49,773 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2024-05-06 10:43:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:50,234 INFO L262 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:50,236 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:50,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:50,857 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 135 proven. 30 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-05-06 10:43:50,858 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:50,867 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:51,083 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 145 proven. 20 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-05-06 10:43:51,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [821140461] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:51,083 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:51,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:43:51,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476186306] [2024-05-06 10:43:51,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:51,084 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:43:51,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:51,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:43:51,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:43:51,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:51,085 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:51,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 21.642857142857142) internal successors, (303), 14 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:51,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:51,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:51,331 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Forceful destruction successful, exit code 0 [2024-05-06 10:43:51,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable99 [2024-05-06 10:43:51,531 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:51,531 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:51,531 INFO L85 PathProgramCache]: Analyzing trace with hash 1644407786, now seen corresponding path program 1 times [2024-05-06 10:43:51,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:51,532 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728646045] [2024-05-06 10:43:51,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:51,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:51,786 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 45 proven. 165 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:43:51,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:51,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728646045] [2024-05-06 10:43:51,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728646045] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:51,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1474720597] [2024-05-06 10:43:51,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:51,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:51,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:51,787 INFO L229 MonitoredProcess]: Starting monitored process 36 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:51,790 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Waiting until timeout for monitored process [2024-05-06 10:43:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:52,309 INFO L262 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:43:52,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:52,839 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:53,073 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:43:53,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:43:53,112 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:43:53,114 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:43:53,135 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 50 proven. 155 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:43:53,135 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:53,150 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5479 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_5479) |c_t1_funThread3of7ForFork0_munge_~m#1.base|) |c_t1_funThread3of7ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:43:53,229 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:43:53,229 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:43:53,234 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:43:53,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:43:53,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:43:53,514 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 50 proven. 35 refuted. 0 times theorem prover too weak. 40 trivial. 120 not checked. [2024-05-06 10:43:53,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1474720597] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:53,515 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:53,515 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 24 [2024-05-06 10:43:53,515 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166197040] [2024-05-06 10:43:53,515 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:53,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 10:43:53,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:53,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 10:43:53,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=424, Unknown=1, NotChecked=42, Total=552 [2024-05-06 10:43:53,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:53,516 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:53,516 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.416666666666668) internal successors, (418), 24 states have internal predecessors, (418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:53,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:53,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:53,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:53,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:53,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:53,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:53,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:53,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:53,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:53,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:53,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:53,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:43:53,986 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (36)] Ended with exit code 0 [2024-05-06 10:43:54,180 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 36 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable100 [2024-05-06 10:43:54,181 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:54,181 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:54,181 INFO L85 PathProgramCache]: Analyzing trace with hash 558757481, now seen corresponding path program 1 times [2024-05-06 10:43:54,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:54,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072632557] [2024-05-06 10:43:54,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:54,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:54,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:54,327 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 155 proven. 15 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:43:54,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:54,327 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072632557] [2024-05-06 10:43:54,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072632557] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:54,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [238838522] [2024-05-06 10:43:54,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:54,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:54,328 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:54,329 INFO L229 MonitoredProcess]: Starting monitored process 37 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:54,348 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Waiting until timeout for monitored process [2024-05-06 10:43:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:54,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:54,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:55,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:55,469 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 140 proven. 30 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:43:55,469 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:55,479 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:55,647 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 155 proven. 15 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:43:55,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [238838522] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:55,647 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:55,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:43:55,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397856765] [2024-05-06 10:43:55,647 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:55,648 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:43:55,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:55,648 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:43:55,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:43:55,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:55,648 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:55,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 21.642857142857142) internal successors, (303), 14 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:55,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:43:55,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:55,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:55,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:43:55,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:55,865 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (37)] Forceful destruction successful, exit code 0 [2024-05-06 10:43:56,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable101 [2024-05-06 10:43:56,059 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:56,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:56,060 INFO L85 PathProgramCache]: Analyzing trace with hash 433063754, now seen corresponding path program 1 times [2024-05-06 10:43:56,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:56,060 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [901865280] [2024-05-06 10:43:56,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:56,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:56,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:56,306 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 50 proven. 155 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:43:56,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:56,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [901865280] [2024-05-06 10:43:56,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [901865280] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:56,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [515213096] [2024-05-06 10:43:56,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:56,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:56,306 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:56,307 INFO L229 MonitoredProcess]: Starting monitored process 38 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:56,308 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Waiting until timeout for monitored process [2024-05-06 10:43:56,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:56,771 INFO L262 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:43:56,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:57,355 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:57,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:43:57,581 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:43:57,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:43:57,614 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:43:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 65 proven. 135 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-06 10:43:57,634 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:57,746 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:43:57,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:43:57,751 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:43:57,751 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:43:57,753 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:43:58,028 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 65 proven. 135 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-06 10:43:58,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [515213096] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:58,029 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:58,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 24 [2024-05-06 10:43:58,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2057618700] [2024-05-06 10:43:58,029 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:58,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 10:43:58,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:58,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 10:43:58,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=463, Unknown=1, NotChecked=0, Total=552 [2024-05-06 10:43:58,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:58,030 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:58,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 17.083333333333332) internal successors, (410), 24 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:58,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:58,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:58,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:58,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:43:58,546 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (38)] Forceful destruction successful, exit code 0 [2024-05-06 10:43:58,745 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 38 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable102 [2024-05-06 10:43:58,746 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:43:58,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:43:58,746 INFO L85 PathProgramCache]: Analyzing trace with hash 1220667625, now seen corresponding path program 1 times [2024-05-06 10:43:58,746 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:43:58,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762759795] [2024-05-06 10:43:58,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:58,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:43:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:58,887 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 145 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:43:58,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:43:58,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762759795] [2024-05-06 10:43:58,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [762759795] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:43:58,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [96014051] [2024-05-06 10:43:58,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:43:58,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:43:58,888 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:43:58,889 INFO L229 MonitoredProcess]: Starting monitored process 39 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:43:58,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Waiting until timeout for monitored process [2024-05-06 10:43:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:43:59,357 INFO L262 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:43:59,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:43:59,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:43:59,850 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 125 proven. 30 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:43:59,850 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:43:59,860 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:43:59,963 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 145 proven. 10 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:43:59,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [96014051] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:43:59,963 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:43:59,963 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:43:59,963 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047761945] [2024-05-06 10:43:59,963 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:43:59,964 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:43:59,964 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:43:59,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:43:59,964 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:43:59,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:59,964 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:43:59,964 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 21.642857142857142) internal successors, (303), 14 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:43:59,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:43:59,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:00,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:00,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:00,195 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (39)] Ended with exit code 0 [2024-05-06 10:44:00,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable103 [2024-05-06 10:44:00,395 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:44:00,395 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:00,395 INFO L85 PathProgramCache]: Analyzing trace with hash 983472586, now seen corresponding path program 1 times [2024-05-06 10:44:00,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:00,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342673067] [2024-05-06 10:44:00,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:00,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:00,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:00,649 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 55 proven. 150 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:44:00,649 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:00,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342673067] [2024-05-06 10:44:00,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342673067] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:44:00,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1752783453] [2024-05-06 10:44:00,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:00,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:00,650 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:44:00,658 INFO L229 MonitoredProcess]: Starting monitored process 40 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:44:00,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2024-05-06 10:44:01,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:01,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:44:01,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:44:01,731 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:44:01,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:44:01,988 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:44:02,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:44:02,021 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:44:02,042 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 80 proven. 120 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-06 10:44:02,042 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:44:02,157 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_5851 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_5851) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|) 0))) is different from false [2024-05-06 10:44:02,170 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:44:02,171 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:44:02,175 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:44:02,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:44:02,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:44:02,454 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 70 proven. 100 refuted. 0 times theorem prover too weak. 45 trivial. 30 not checked. [2024-05-06 10:44:02,454 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1752783453] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:44:02,454 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:44:02,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:44:02,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [915322134] [2024-05-06 10:44:02,455 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:44:02,455 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:44:02,455 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:02,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:44:02,456 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=506, Unknown=1, NotChecked=46, Total=650 [2024-05-06 10:44:02,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:02,456 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:02,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 15.846153846153847) internal successors, (412), 26 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:02,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:02,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:02,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:02,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:02,898 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Forceful destruction successful, exit code 0 [2024-05-06 10:44:03,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104,40 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:03,090 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:44:03,090 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:03,090 INFO L85 PathProgramCache]: Analyzing trace with hash 1386145161, now seen corresponding path program 1 times [2024-05-06 10:44:03,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:03,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485910078] [2024-05-06 10:44:03,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:03,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:03,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:03,226 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 115 proven. 5 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:44:03,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:03,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485910078] [2024-05-06 10:44:03,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485910078] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:44:03,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [980986930] [2024-05-06 10:44:03,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:03,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:03,227 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:44:03,228 INFO L229 MonitoredProcess]: Starting monitored process 41 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:44:03,228 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Waiting until timeout for monitored process [2024-05-06 10:44:03,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:03,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:44:03,717 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:44:04,153 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:44:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 90 proven. 30 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:44:04,167 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:44:04,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:44:04,245 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 115 proven. 5 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:44:04,245 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [980986930] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:44:04,246 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:44:04,246 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:44:04,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [941181971] [2024-05-06 10:44:04,246 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:44:04,246 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:44:04,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:04,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:44:04,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:44:04,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:04,247 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:04,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 21.642857142857142) internal successors, (303), 14 states have internal predecessors, (303), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:04,247 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:04,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:04,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:04,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:04,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:04,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:04,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:04,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:44:04,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:04,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:44:04,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:44:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:04,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:04,460 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (41)] Forceful destruction successful, exit code 0 [2024-05-06 10:44:04,653 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 41 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable105 [2024-05-06 10:44:04,653 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:44:04,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:04,654 INFO L85 PathProgramCache]: Analyzing trace with hash -2100150678, now seen corresponding path program 1 times [2024-05-06 10:44:04,654 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:04,654 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [112965419] [2024-05-06 10:44:04,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:04,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:04,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:04,938 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 60 proven. 155 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-06 10:44:04,938 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:04,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [112965419] [2024-05-06 10:44:04,938 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [112965419] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:44:04,938 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [481224506] [2024-05-06 10:44:04,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:04,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:04,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:44:04,940 INFO L229 MonitoredProcess]: Starting monitored process 42 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:44:04,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Waiting until timeout for monitored process [2024-05-06 10:44:05,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:05,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:44:05,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:44:05,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:44:06,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:44:06,212 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:44:06,258 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:44:06,258 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:44:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 95 proven. 115 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-05-06 10:44:06,280 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:44:06,296 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_6036 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_6036) |c_t1_funThread6of7ForFork0_munge_~m#1.base|) |c_t1_funThread6of7ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:44:06,359 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_6036 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_6036) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|) 0))) is different from false [2024-05-06 10:44:06,408 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:44:06,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:44:06,413 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:44:06,414 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:44:06,416 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:44:06,716 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 140 not checked. [2024-05-06 10:44:06,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [481224506] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:44:06,717 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:44:06,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:44:06,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729326600] [2024-05-06 10:44:06,717 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:44:06,717 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:44:06,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:06,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:44:06,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=464, Unknown=2, NotChecked=90, Total=650 [2024-05-06 10:44:06,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:06,718 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:06,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 16.423076923076923) internal successors, (427), 26 states have internal predecessors, (427), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:06,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:06,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:06,718 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:06,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:07,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:07,136 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (42)] Ended with exit code 0 [2024-05-06 10:44:07,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 42 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable106 [2024-05-06 10:44:07,330 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:44:07,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:07,330 INFO L85 PathProgramCache]: Analyzing trace with hash -778280278, now seen corresponding path program 1 times [2024-05-06 10:44:07,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:07,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851950307] [2024-05-06 10:44:07,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:07,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:07,613 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 65 proven. 140 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-05-06 10:44:07,613 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:07,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851950307] [2024-05-06 10:44:07,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851950307] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:44:07,613 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [208258424] [2024-05-06 10:44:07,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:07,613 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:07,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:44:07,614 INFO L229 MonitoredProcess]: Starting monitored process 43 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:44:07,643 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2024-05-06 10:44:08,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:08,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 554 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:44:08,112 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:44:08,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:44:08,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:44:08,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:44:08,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:44:08,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:44:08,961 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 110 proven. 90 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-06 10:44:08,961 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:44:09,004 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_6128 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_6128) |c_t1_funThread7of7ForFork0_munge_#in~m#1.base|) |c_t1_funThread7of7ForFork0_munge_#in~m#1.offset|) 0))) is different from false [2024-05-06 10:44:09,080 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:44:09,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:44:09,096 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:44:09,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:44:09,099 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:44:09,389 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 110 proven. 90 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-05-06 10:44:09,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [208258424] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:44:09,390 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:44:09,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:44:09,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996912468] [2024-05-06 10:44:09,390 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:44:09,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:44:09,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:09,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:44:09,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=504, Unknown=2, NotChecked=46, Total=650 [2024-05-06 10:44:09,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:09,391 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:09,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 15.961538461538462) internal successors, (415), 26 states have internal predecessors, (415), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:09,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:09,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:09,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:44:09,391 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:09,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:09,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:09,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:44:09,770 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2024-05-06 10:44:09,969 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107,43 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:09,969 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 15 more)] === [2024-05-06 10:44:09,970 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:09,970 INFO L85 PathProgramCache]: Analyzing trace with hash 60723147, now seen corresponding path program 1 times [2024-05-06 10:44:09,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:09,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591744087] [2024-05-06 10:44:09,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:09,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:44:09,991 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:44:10,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:44:10,030 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:44:10,031 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 18 remaining) [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (16 of 18 remaining) [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 18 remaining) [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (14 of 18 remaining) [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 18 remaining) [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (12 of 18 remaining) [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 18 remaining) [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 18 remaining) [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 18 remaining) [2024-05-06 10:44:10,031 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 18 remaining) [2024-05-06 10:44:10,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 18 remaining) [2024-05-06 10:44:10,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 18 remaining) [2024-05-06 10:44:10,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 18 remaining) [2024-05-06 10:44:10,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 18 remaining) [2024-05-06 10:44:10,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 18 remaining) [2024-05-06 10:44:10,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 18 remaining) [2024-05-06 10:44:10,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 18 remaining) [2024-05-06 10:44:10,032 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 18 remaining) [2024-05-06 10:44:10,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-05-06 10:44:10,035 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:44:10,036 WARN L233 ceAbstractionStarter]: 7 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:44:10,037 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 8 thread instances. [2024-05-06 10:44:10,121 INFO L144 ThreadInstanceAdder]: Constructed 32 joinOtherThreadTransitions. [2024-05-06 10:44:10,127 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:44:10,128 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:44:10,128 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:44:10,129 INFO L229 MonitoredProcess]: Starting monitored process 44 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:44:10,132 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:44:10,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:10,133 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:44:10,133 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:44:10,133 INFO L358 AbstractCegarLoop]: Starting to check reachability of 20 error locations. [2024-05-06 10:44:10,145 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (44)] Waiting until timeout for monitored process [2024-05-06 10:44:10,153 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:44:10,153 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:10,153 INFO L85 PathProgramCache]: Analyzing trace with hash 578795266, now seen corresponding path program 1 times [2024-05-06 10:44:10,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:10,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223509206] [2024-05-06 10:44:10,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:10,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:10,189 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-05-06 10:44:10,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:10,189 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223509206] [2024-05-06 10:44:10,189 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223509206] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:44:10,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:44:10,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:44:10,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1291104511] [2024-05-06 10:44:10,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:44:10,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:44:10,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:10,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:44:10,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:44:10,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:10,191 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:10,191 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 88.0) internal successors, (176), 2 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:10,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:10,297 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:10,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:44:10,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1432288397, now seen corresponding path program 1 times [2024-05-06 10:44:10,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:10,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:10,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:10,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:10,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:10,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:10,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:10,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:44:10,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:44:11,083 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:11,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:44:11,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1193932823, now seen corresponding path program 1 times [2024-05-06 10:44:11,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:11,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:11,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:11,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:11,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:11,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:11,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:11,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:11,424 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2024-05-06 10:44:11,882 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:11,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:44:11,918 INFO L85 PathProgramCache]: Analyzing trace with hash -675265600, now seen corresponding path program 1 times [2024-05-06 10:44:11,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:11,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:12,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:12,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:12,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:12,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:12,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:12,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=780, Unknown=0, NotChecked=0, Total=930 [2024-05-06 10:44:12,957 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:12,957 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:44:12,980 INFO L85 PathProgramCache]: Analyzing trace with hash -1029056267, now seen corresponding path program 1 times [2024-05-06 10:44:12,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:12,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:13,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:13,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:13,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:13,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:13,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:13,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:13,349 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:13,349 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1225, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 10:44:14,384 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:14,384 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 508 treesize of output 460 [2024-05-06 10:44:14,711 INFO L85 PathProgramCache]: Analyzing trace with hash -1698791142, now seen corresponding path program 1 times [2024-05-06 10:44:14,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:14,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:14,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:14,832 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:14,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:14,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:14,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:14,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 10:44:14,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=1764, Unknown=0, NotChecked=0, Total=1980 [2024-05-06 10:44:16,456 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:16,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:44:16,515 INFO L85 PathProgramCache]: Analyzing trace with hash 702825986, now seen corresponding path program 1 times [2024-05-06 10:44:16,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:16,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:16,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:16,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:16,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:16,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:16,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:16,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:16,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=237, Invalid=2313, Unknown=0, NotChecked=0, Total=2550 [2024-05-06 10:44:17,256 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:17,256 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 568 treesize of output 520 [2024-05-06 10:44:17,590 INFO L85 PathProgramCache]: Analyzing trace with hash 577029536, now seen corresponding path program 1 times [2024-05-06 10:44:17,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:17,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:17,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:17,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:17,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:17,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:17,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:18,098 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:18,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:44:18,099 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=291, Invalid=3249, Unknown=0, NotChecked=0, Total=3540 [2024-05-06 10:44:20,137 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:20,137 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:44:20,317 INFO L85 PathProgramCache]: Analyzing trace with hash -1446104998, now seen corresponding path program 1 times [2024-05-06 10:44:20,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:20,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:20,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:20,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:20,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:20,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:20,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:20,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:20,811 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:20,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=420, Invalid=4836, Unknown=0, NotChecked=0, Total=5256 [2024-05-06 10:44:21,176 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:21,177 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:44:21,517 INFO L85 PathProgramCache]: Analyzing trace with hash -152668128, now seen corresponding path program 1 times [2024-05-06 10:44:21,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:21,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:21,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:21,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:21,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:21,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:21,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:44:21,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=470, Invalid=5850, Unknown=0, NotChecked=0, Total=6320 [2024-05-06 10:44:23,085 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:23,086 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:44:23,279 INFO L85 PathProgramCache]: Analyzing trace with hash 247678077, now seen corresponding path program 1 times [2024-05-06 10:44:23,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:23,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:23,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:23,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:23,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:23,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:23,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:23,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:23,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:23,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=568, Invalid=7088, Unknown=0, NotChecked=0, Total=7656 [2024-05-06 10:44:24,650 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:24,650 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:44:24,836 INFO L85 PathProgramCache]: Analyzing trace with hash -545612830, now seen corresponding path program 1 times [2024-05-06 10:44:24,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:24,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:25,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:25,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:25,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:25,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:25,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:25,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:25,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=601, Invalid=7955, Unknown=0, NotChecked=0, Total=8556 [2024-05-06 10:44:26,047 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:26,048 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:44:26,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1754996231, now seen corresponding path program 1 times [2024-05-06 10:44:26,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:26,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:26,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:26,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:26,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:26,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:26,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:26,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:26,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=634, Invalid=8872, Unknown=0, NotChecked=0, Total=9506 [2024-05-06 10:44:27,741 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:27,741 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:44:28,094 INFO L85 PathProgramCache]: Analyzing trace with hash -729191320, now seen corresponding path program 1 times [2024-05-06 10:44:28,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:28,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:28,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:28,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:28,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:28,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:28,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:28,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:28,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=667, Invalid=9839, Unknown=0, NotChecked=0, Total=10506 [2024-05-06 10:44:30,000 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:30,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:44:30,666 INFO L85 PathProgramCache]: Analyzing trace with hash -225013367, now seen corresponding path program 1 times [2024-05-06 10:44:30,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:30,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:30,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:30,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:30,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:30,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:30,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:31,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:31,052 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:31,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=700, Invalid=10856, Unknown=0, NotChecked=0, Total=11556 [2024-05-06 10:44:32,228 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:32,228 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:44:32,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1205769650, now seen corresponding path program 1 times [2024-05-06 10:44:32,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:32,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:33,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:33,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:33,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:33,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:33,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 10:44:33,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=748, Invalid=12362, Unknown=0, NotChecked=0, Total=13110 [2024-05-06 10:44:34,011 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:34,011 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:44:34,430 INFO L85 PathProgramCache]: Analyzing trace with hash -241448607, now seen corresponding path program 1 times [2024-05-06 10:44:34,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:34,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:44:34,447 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:44:34,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:44:35,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:35,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130,SelfDestructingSolverStorable131,SelfDestructingSolverStorable110,SelfDestructingSolverStorable132,SelfDestructingSolverStorable109,SelfDestructingSolverStorable126,SelfDestructingSolverStorable127,SelfDestructingSolverStorable128,SelfDestructingSolverStorable129,SelfDestructingSolverStorable122,SelfDestructingSolverStorable123,SelfDestructingSolverStorable124,SelfDestructingSolverStorable125,SelfDestructingSolverStorable140,SelfDestructingSolverStorable120,SelfDestructingSolverStorable121,SelfDestructingSolverStorable119,SelfDestructingSolverStorable115,SelfDestructingSolverStorable137,SelfDestructingSolverStorable116,SelfDestructingSolverStorable138,SelfDestructingSolverStorable117,SelfDestructingSolverStorable139,SelfDestructingSolverStorable118,SelfDestructingSolverStorable111,SelfDestructingSolverStorable133,SelfDestructingSolverStorable112,SelfDestructingSolverStorable134,SelfDestructingSolverStorable113,SelfDestructingSolverStorable135,SelfDestructingSolverStorable114,SelfDestructingSolverStorable136 [2024-05-06 10:44:35,930 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:44:35,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:35,930 INFO L85 PathProgramCache]: Analyzing trace with hash 657480605, now seen corresponding path program 1 times [2024-05-06 10:44:35,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:35,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [409826432] [2024-05-06 10:44:35,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:35,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:36,132 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 215 proven. 10 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:44:36,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:36,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [409826432] [2024-05-06 10:44:36,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [409826432] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:44:36,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1182377753] [2024-05-06 10:44:36,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:36,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:36,132 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:44:36,133 INFO L229 MonitoredProcess]: Starting monitored process 45 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:44:36,134 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Waiting until timeout for monitored process [2024-05-06 10:44:36,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:36,790 INFO L262 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:44:36,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:44:37,180 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:44:37,194 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 210 proven. 15 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:44:37,194 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:44:37,206 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:44:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 215 proven. 10 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:44:37,317 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1182377753] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:44:37,317 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:44:37,317 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:44:37,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498264056] [2024-05-06 10:44:37,318 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:44:37,318 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:44:37,318 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:37,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:44:37,319 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:44:37,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:37,319 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:37,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 25.642857142857142) internal successors, (359), 14 states have internal predecessors, (359), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:37,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:37,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:38,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:38,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:38,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (45)] Forceful destruction successful, exit code 0 [2024-05-06 10:44:38,623 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable141,45 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:38,623 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:44:38,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:38,624 INFO L85 PathProgramCache]: Analyzing trace with hash -911266827, now seen corresponding path program 1 times [2024-05-06 10:44:38,624 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:38,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109919360] [2024-05-06 10:44:38,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:38,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:38,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:38,864 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-06 10:44:38,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:38,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109919360] [2024-05-06 10:44:38,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109919360] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:44:38,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:44:38,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:44:38,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929353720] [2024-05-06 10:44:38,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:44:38,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:44:38,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:38,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:38,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:44:38,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:38,866 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:38,866 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 31.571428571428573) internal successors, (221), 7 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:38,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:38,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:38,866 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:39,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:39,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:39,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:44:39,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable142 [2024-05-06 10:44:39,772 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:44:39,772 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:39,772 INFO L85 PathProgramCache]: Analyzing trace with hash -1454295786, now seen corresponding path program 1 times [2024-05-06 10:44:39,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:39,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308690525] [2024-05-06 10:44:39,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:39,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:39,945 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 215 proven. 35 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-05-06 10:44:39,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:39,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308690525] [2024-05-06 10:44:39,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1308690525] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:44:39,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875757806] [2024-05-06 10:44:39,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:39,945 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:39,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:44:39,946 INFO L229 MonitoredProcess]: Starting monitored process 46 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:44:39,948 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Waiting until timeout for monitored process [2024-05-06 10:44:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:40,598 INFO L262 TraceCheckSpWp]: Trace formula consists of 705 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:44:40,601 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:44:41,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:44:41,268 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 130 proven. 120 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-05-06 10:44:41,268 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:44:41,283 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:44:41,520 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 215 proven. 35 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-05-06 10:44:41,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [875757806] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:44:41,521 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:44:41,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:44:41,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1367899698] [2024-05-06 10:44:41,521 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:44:41,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:44:41,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:41,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:44:41,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:44:41,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:41,522 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:41,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 26.0) internal successors, (364), 14 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:41,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:41,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:41,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:44:41,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:42,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:42,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:42,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:44:42,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:42,809 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (46)] Forceful destruction successful, exit code 0 [2024-05-06 10:44:43,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 46 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable143 [2024-05-06 10:44:43,002 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:44:43,002 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:43,002 INFO L85 PathProgramCache]: Analyzing trace with hash 1542370713, now seen corresponding path program 1 times [2024-05-06 10:44:43,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:43,002 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1292199411] [2024-05-06 10:44:43,002 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:43,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:43,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:43,197 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 215 proven. 20 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-06 10:44:43,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:43,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1292199411] [2024-05-06 10:44:43,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1292199411] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:44:43,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614221546] [2024-05-06 10:44:43,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:43,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:43,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:44:43,199 INFO L229 MonitoredProcess]: Starting monitored process 47 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:44:43,202 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Waiting until timeout for monitored process [2024-05-06 10:44:43,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:43,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:44:43,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:44:44,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:44:44,574 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 75 proven. 155 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:44:44,574 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:44:44,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:44:44,928 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 195 proven. 35 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:44:44,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614221546] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:44:44,928 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:44:44,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:44:44,928 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1667286595] [2024-05-06 10:44:44,928 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:44:44,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:44:44,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:44,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:44:44,929 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:44:44,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:44,930 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:44,930 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 28.61111111111111) internal successors, (515), 18 states have internal predecessors, (515), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:44,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:44,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:44,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:44:44,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:44,930 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:46,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:46,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:46,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:44:46,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:46,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:44:46,969 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (47)] Forceful destruction successful, exit code 0 [2024-05-06 10:44:47,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable144,47 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:47,162 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:44:47,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:47,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1111617474, now seen corresponding path program 1 times [2024-05-06 10:44:47,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:47,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545284331] [2024-05-06 10:44:47,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:47,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:47,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:47,335 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 200 proven. 20 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:44:47,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:44:47,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545284331] [2024-05-06 10:44:47,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545284331] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:44:47,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [849937587] [2024-05-06 10:44:47,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:47,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:44:47,336 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:44:47,336 INFO L229 MonitoredProcess]: Starting monitored process 48 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:44:47,359 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Waiting until timeout for monitored process [2024-05-06 10:44:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:47,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 677 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:44:47,981 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:44:48,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:44:48,729 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 110 proven. 135 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:44:48,729 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:44:48,740 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:44:49,025 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 195 proven. 50 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:44:49,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [849937587] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:44:49,025 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:44:49,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:44:49,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430530858] [2024-05-06 10:44:49,025 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:44:49,026 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:44:49,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:44:49,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:44:49,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:44:49,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:49,026 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:44:49,027 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 27.88888888888889) internal successors, (502), 18 states have internal predecessors, (502), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:44:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:44:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:44:49,027 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:50,905 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:50,906 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1056 treesize of output 960 [2024-05-06 10:44:52,283 INFO L85 PathProgramCache]: Analyzing trace with hash 201554874, now seen corresponding path program 1 times [2024-05-06 10:44:52,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:52,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:52,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:52,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:52,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:52,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:53,095 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:53,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:44:53,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=862, Invalid=15140, Unknown=0, NotChecked=0, Total=16002 [2024-05-06 10:44:54,273 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:44:54,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:44:55,610 INFO L85 PathProgramCache]: Analyzing trace with hash 748828122, now seen corresponding path program 1 times [2024-05-06 10:44:55,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:55,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:56,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:56,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:56,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:56,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:56,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:44:56,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1136, Invalid=18886, Unknown=0, NotChecked=0, Total=20022 [2024-05-06 10:44:57,505 INFO L349 Elim1Store]: treesize reduction 25, result has 26.5 percent of original size [2024-05-06 10:44:57,506 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 296 treesize of output 272 [2024-05-06 10:44:58,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1999961977, now seen corresponding path program 1 times [2024-05-06 10:44:58,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:58,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:58,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:59,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:59,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:59,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:59,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:44:59,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:44:59,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:44:59,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1296, Invalid=21960, Unknown=0, NotChecked=0, Total=23256 [2024-05-06 10:44:59,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:44:59,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:44:59,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:44:59,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:44:59,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:44:59,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:44:59,779 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (48)] Forceful destruction successful, exit code 0 [2024-05-06 10:44:59,971 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable151,SelfDestructingSolverStorable150,SelfDestructingSolverStorable148,SelfDestructingSolverStorable149,SelfDestructingSolverStorable145,48 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable146,SelfDestructingSolverStorable147 [2024-05-06 10:44:59,971 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:44:59,971 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:44:59,971 INFO L85 PathProgramCache]: Analyzing trace with hash -1824077921, now seen corresponding path program 1 times [2024-05-06 10:44:59,971 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:44:59,971 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1175499310] [2024-05-06 10:44:59,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:44:59,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:44:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:00,140 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 210 proven. 10 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:45:00,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:45:00,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1175499310] [2024-05-06 10:45:00,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1175499310] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:45:00,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [647983906] [2024-05-06 10:45:00,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:00,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:00,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:45:00,142 INFO L229 MonitoredProcess]: Starting monitored process 49 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:45:00,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Waiting until timeout for monitored process [2024-05-06 10:45:00,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:00,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:45:00,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:45:01,279 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:45:01,346 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 210 proven. 10 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:45:01,346 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:45:01,383 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:45:01,490 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 210 proven. 10 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:45:01,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [647983906] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:45:01,491 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:45:01,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:45:01,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738007361] [2024-05-06 10:45:01,491 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:45:01,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:45:01,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:45:01,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:45:01,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:45:01,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:01,492 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:45:01,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 22.25) internal successors, (356), 16 states have internal predecessors, (356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:45:01,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:01,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:01,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:45:01,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:01,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:45:01,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:45:01,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:02,333 INFO L349 Elim1Store]: treesize reduction 25, result has 26.5 percent of original size [2024-05-06 10:45:02,333 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 296 treesize of output 272 [2024-05-06 10:45:03,657 INFO L85 PathProgramCache]: Analyzing trace with hash -345718374, now seen corresponding path program 1 times [2024-05-06 10:45:03,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:03,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:03,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:03,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:03,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:04,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:04,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:04,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:45:04,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1346, Invalid=24094, Unknown=0, NotChecked=0, Total=25440 [2024-05-06 10:45:05,154 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:05,154 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:45:06,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1682492711, now seen corresponding path program 1 times [2024-05-06 10:45:06,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:06,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:06,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:06,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:06,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:06,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:06,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:06,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:06,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:06,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1518, Invalid=27552, Unknown=0, NotChecked=0, Total=29070 [2024-05-06 10:45:07,711 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:07,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:45:08,988 INFO L85 PathProgramCache]: Analyzing trace with hash 383979290, now seen corresponding path program 1 times [2024-05-06 10:45:08,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:08,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:09,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:09,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:09,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:09,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:09,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:45:09,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1560, Invalid=29592, Unknown=0, NotChecked=0, Total=31152 [2024-05-06 10:45:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:10,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:45:10,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:10,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:45:10,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:45:10,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:10,138 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (49)] Forceful destruction successful, exit code 0 [2024-05-06 10:45:10,330 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 49 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable152,SelfDestructingSolverStorable153,SelfDestructingSolverStorable154,SelfDestructingSolverStorable155,SelfDestructingSolverStorable156,SelfDestructingSolverStorable157,SelfDestructingSolverStorable158 [2024-05-06 10:45:10,330 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:45:10,330 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:45:10,330 INFO L85 PathProgramCache]: Analyzing trace with hash 2026465023, now seen corresponding path program 1 times [2024-05-06 10:45:10,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:45:10,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119338825] [2024-05-06 10:45:10,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:10,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-06 10:45:10,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:45:10,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119338825] [2024-05-06 10:45:10,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119338825] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:45:10,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:45:10,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:45:10,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933294143] [2024-05-06 10:45:10,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:45:10,491 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:45:10,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:45:10,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:10,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:45:10,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:10,492 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:45:10,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 28.142857142857142) internal successors, (197), 7 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:45:10,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:10,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:10,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:45:10,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:10,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:45:10,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:45:10,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:10,492 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:11,071 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:11,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:45:12,386 INFO L85 PathProgramCache]: Analyzing trace with hash -163293958, now seen corresponding path program 1 times [2024-05-06 10:45:12,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:12,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:12,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:12,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:12,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:12,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:13,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:13,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:45:13,028 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1639, Invalid=32401, Unknown=0, NotChecked=0, Total=34040 [2024-05-06 10:45:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:45:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:45:13,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:45:13,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:13,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:45:13,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable160,SelfDestructingSolverStorable161,SelfDestructingSolverStorable159 [2024-05-06 10:45:13,454 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:45:13,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:45:13,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1521185219, now seen corresponding path program 1 times [2024-05-06 10:45:13,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:45:13,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681055882] [2024-05-06 10:45:13,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:13,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:13,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:13,749 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 195 proven. 60 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:45:13,750 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:45:13,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681055882] [2024-05-06 10:45:13,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681055882] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:45:13,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [522148992] [2024-05-06 10:45:13,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:13,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:13,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:45:13,751 INFO L229 MonitoredProcess]: Starting monitored process 50 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:45:13,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Waiting until timeout for monitored process [2024-05-06 10:45:14,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:14,421 INFO L262 TraceCheckSpWp]: Trace formula consists of 654 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:45:14,423 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:45:14,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:45:15,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:45:15,191 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:45:15,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:45:15,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:45:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 155 proven. 110 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-06 10:45:15,293 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:45:15,354 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_9501 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_9501) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|) 0))) is different from false [2024-05-06 10:45:15,430 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:45:15,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:45:15,436 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:45:15,436 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:45:15,441 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:45:15,729 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 110 proven. 20 refuted. 0 times theorem prover too weak. 55 trivial. 135 not checked. [2024-05-06 10:45:15,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [522148992] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:45:15,729 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:45:15,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 25 [2024-05-06 10:45:15,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [640371853] [2024-05-06 10:45:15,729 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:45:15,730 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-06 10:45:15,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:45:15,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-06 10:45:15,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=471, Unknown=1, NotChecked=44, Total=600 [2024-05-06 10:45:15,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:15,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:45:15,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 18.2) internal successors, (455), 25 states have internal predecessors, (455), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:45:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:45:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:45:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:45:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:45:15,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:45:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:45:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:45:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:45:16,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:45:16,380 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (50)] Forceful destruction successful, exit code 0 [2024-05-06 10:45:16,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable162,50 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:16,574 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:45:16,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:45:16,574 INFO L85 PathProgramCache]: Analyzing trace with hash -91402234, now seen corresponding path program 1 times [2024-05-06 10:45:16,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:45:16,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [660863056] [2024-05-06 10:45:16,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:16,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:16,744 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 175 proven. 25 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-05-06 10:45:16,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:45:16,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [660863056] [2024-05-06 10:45:16,744 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [660863056] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:45:16,744 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1855964506] [2024-05-06 10:45:16,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:16,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:16,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:45:16,745 INFO L229 MonitoredProcess]: Starting monitored process 51 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:45:16,746 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Waiting until timeout for monitored process [2024-05-06 10:45:17,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:17,418 INFO L262 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:45:17,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:45:18,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:45:18,185 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 165 proven. 35 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-05-06 10:45:18,185 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:45:18,196 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:45:18,477 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 175 proven. 25 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-05-06 10:45:18,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1855964506] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:45:18,477 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:45:18,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:45:18,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914268897] [2024-05-06 10:45:18,478 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:45:18,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:45:18,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:45:18,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:45:18,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:45:18,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:18,479 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:45:18,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 25.071428571428573) internal successors, (351), 14 states have internal predecessors, (351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:45:18,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:18,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:45:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:45:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:45:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:45:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:45:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:45:18,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:18,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (51)] Forceful destruction successful, exit code 0 [2024-05-06 10:45:18,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable163,51 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:18,917 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 17 more)] === [2024-05-06 10:45:18,917 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:45:18,917 INFO L85 PathProgramCache]: Analyzing trace with hash -1497649049, now seen corresponding path program 1 times [2024-05-06 10:45:18,917 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:45:18,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572204271] [2024-05-06 10:45:18,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:18,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:18,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:45:18,942 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:45:18,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:45:18,988 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:45:18,988 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:45:18,988 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 20 remaining) [2024-05-06 10:45:18,988 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (18 of 20 remaining) [2024-05-06 10:45:18,988 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (17 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (16 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (15 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (14 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (12 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 20 remaining) [2024-05-06 10:45:18,989 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 20 remaining) [2024-05-06 10:45:18,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 20 remaining) [2024-05-06 10:45:18,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 20 remaining) [2024-05-06 10:45:18,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 20 remaining) [2024-05-06 10:45:18,990 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 20 remaining) [2024-05-06 10:45:18,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable164 [2024-05-06 10:45:18,991 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:45:18,991 WARN L233 ceAbstractionStarter]: 8 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:45:18,991 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 9 thread instances. [2024-05-06 10:45:19,086 INFO L144 ThreadInstanceAdder]: Constructed 36 joinOtherThreadTransitions. [2024-05-06 10:45:19,091 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:45:19,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:45:19,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:45:19,096 INFO L229 MonitoredProcess]: Starting monitored process 52 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:45:19,100 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:45:19,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:45:19,100 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:45:19,100 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:45:19,100 INFO L358 AbstractCegarLoop]: Starting to check reachability of 22 error locations. [2024-05-06 10:45:19,120 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:45:19,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:45:19,121 INFO L85 PathProgramCache]: Analyzing trace with hash 1873695095, now seen corresponding path program 1 times [2024-05-06 10:45:19,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:45:19,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970301953] [2024-05-06 10:45:19,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:19,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:19,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (52)] Waiting until timeout for monitored process [2024-05-06 10:45:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:19,156 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2024-05-06 10:45:19,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:45:19,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970301953] [2024-05-06 10:45:19,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970301953] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:45:19,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:45:19,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:45:19,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1355196885] [2024-05-06 10:45:19,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:45:19,157 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:45:19,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:45:19,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:45:19,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:45:19,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:19,158 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:45:19,158 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 95.5) internal successors, (191), 2 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:45:19,158 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:19,264 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 542 treesize of output 494 [2024-05-06 10:45:19,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1964825150, now seen corresponding path program 1 times [2024-05-06 10:45:19,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:19,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:19,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:19,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:19,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:19,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:19,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:45:19,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:45:20,043 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:20,043 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:45:20,074 INFO L85 PathProgramCache]: Analyzing trace with hash 1330101416, now seen corresponding path program 1 times [2024-05-06 10:45:20,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:20,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:20,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:20,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:20,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:20,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:20,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:20,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2024-05-06 10:45:20,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1030 treesize of output 934 [2024-05-06 10:45:20,888 INFO L85 PathProgramCache]: Analyzing trace with hash -1081941365, now seen corresponding path program 1 times [2024-05-06 10:45:20,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:20,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:20,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:21,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:21,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:21,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:21,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:21,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:21,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=780, Unknown=0, NotChecked=0, Total=930 [2024-05-06 10:45:21,829 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:21,829 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:45:21,853 INFO L85 PathProgramCache]: Analyzing trace with hash 1325224044, now seen corresponding path program 1 times [2024-05-06 10:45:21,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:21,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:21,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:22,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:22,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:22,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:22,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:22,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:22,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1225, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 10:45:23,344 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:23,345 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 508 treesize of output 460 [2024-05-06 10:45:23,685 INFO L85 PathProgramCache]: Analyzing trace with hash 174348421, now seen corresponding path program 1 times [2024-05-06 10:45:23,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:23,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:23,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:23,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:23,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:23,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:23,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:23,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 10:45:23,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=218, Invalid=1852, Unknown=0, NotChecked=0, Total=2070 [2024-05-06 10:45:25,607 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:25,607 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:45:25,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1425402771, now seen corresponding path program 1 times [2024-05-06 10:45:25,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:25,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:25,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:25,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:25,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:25,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:25,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:26,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:26,116 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:26,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=247, Invalid=2509, Unknown=0, NotChecked=0, Total=2756 [2024-05-06 10:45:28,306 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:28,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:45:28,343 INFO L85 PathProgramCache]: Analyzing trace with hash -684999980, now seen corresponding path program 1 times [2024-05-06 10:45:28,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:28,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:28,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:28,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:28,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:28,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:28,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:28,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:28,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=292, Invalid=3368, Unknown=0, NotChecked=0, Total=3660 [2024-05-06 10:45:30,760 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:30,760 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:45:30,939 INFO L85 PathProgramCache]: Analyzing trace with hash -2081554021, now seen corresponding path program 1 times [2024-05-06 10:45:30,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:30,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:31,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:31,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:31,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:31,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:31,442 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:31,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=335, Invalid=4357, Unknown=0, NotChecked=0, Total=4692 [2024-05-06 10:45:33,206 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:33,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1056 treesize of output 960 [2024-05-06 10:45:33,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1345608903, now seen corresponding path program 1 times [2024-05-06 10:45:33,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:33,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:33,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:33,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:33,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:33,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:33,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:33,932 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:33,932 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=368, Invalid=5182, Unknown=0, NotChecked=0, Total=5550 [2024-05-06 10:45:35,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:35,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable173,SelfDestructingSolverStorable174,SelfDestructingSolverStorable175,SelfDestructingSolverStorable165,SelfDestructingSolverStorable176,SelfDestructingSolverStorable180,SelfDestructingSolverStorable170,SelfDestructingSolverStorable181,SelfDestructingSolverStorable171,SelfDestructingSolverStorable182,SelfDestructingSolverStorable172,SelfDestructingSolverStorable183,SelfDestructingSolverStorable166,SelfDestructingSolverStorable177,SelfDestructingSolverStorable167,SelfDestructingSolverStorable178,SelfDestructingSolverStorable168,SelfDestructingSolverStorable179,SelfDestructingSolverStorable169 [2024-05-06 10:45:35,336 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:45:35,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:45:35,336 INFO L85 PathProgramCache]: Analyzing trace with hash -865488388, now seen corresponding path program 1 times [2024-05-06 10:45:35,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:45:35,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313399738] [2024-05-06 10:45:35,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:35,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:35,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:35,644 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 295 proven. 15 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:45:35,644 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:45:35,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313399738] [2024-05-06 10:45:35,644 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313399738] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:45:35,644 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [137129956] [2024-05-06 10:45:35,645 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:35,645 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:35,645 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:45:35,647 INFO L229 MonitoredProcess]: Starting monitored process 53 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:45:35,647 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Waiting until timeout for monitored process [2024-05-06 10:45:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:36,492 INFO L262 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:45:36,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:45:37,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:45:37,025 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 245 proven. 65 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:45:37,025 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:45:37,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:45:37,187 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 295 proven. 15 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:45:37,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [137129956] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:45:37,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:45:37,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:45:37,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945760556] [2024-05-06 10:45:37,188 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:45:37,189 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:45:37,189 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:45:37,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:45:37,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:45:37,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:37,189 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:45:37,190 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 32.785714285714285) internal successors, (459), 14 states have internal predecessors, (459), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:45:37,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:37,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:39,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:39,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:39,137 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (53)] Forceful destruction successful, exit code 0 [2024-05-06 10:45:39,328 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable184,53 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:39,329 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:45:39,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:45:39,329 INFO L85 PathProgramCache]: Analyzing trace with hash -925034663, now seen corresponding path program 1 times [2024-05-06 10:45:39,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:45:39,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1222169429] [2024-05-06 10:45:39,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:39,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:39,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:39,618 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 295 proven. 10 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:45:39,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:45:39,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1222169429] [2024-05-06 10:45:39,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1222169429] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:45:39,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [726175199] [2024-05-06 10:45:39,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:39,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:39,619 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:45:39,619 INFO L229 MonitoredProcess]: Starting monitored process 54 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:45:39,620 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Waiting until timeout for monitored process [2024-05-06 10:45:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:40,453 INFO L262 TraceCheckSpWp]: Trace formula consists of 929 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:45:40,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:45:40,989 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:45:41,007 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 280 proven. 25 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:45:41,007 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:45:41,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:45:41,172 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 295 proven. 10 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:45:41,172 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [726175199] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:45:41,173 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:45:41,173 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:45:41,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1823194637] [2024-05-06 10:45:41,173 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:45:41,173 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:45:41,173 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:45:41,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:45:41,174 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:45:41,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:41,174 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:45:41,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 31.5) internal successors, (441), 14 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:45:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:41,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:43,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:43,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:43,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:43,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (54)] Forceful destruction successful, exit code 0 [2024-05-06 10:45:43,729 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable185,54 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:43,729 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:45:43,730 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:45:43,730 INFO L85 PathProgramCache]: Analyzing trace with hash -1045523878, now seen corresponding path program 1 times [2024-05-06 10:45:43,730 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:45:43,730 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681663119] [2024-05-06 10:45:43,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:43,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:43,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:43,959 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 300 proven. 10 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:45:43,959 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:45:43,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681663119] [2024-05-06 10:45:43,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681663119] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:45:43,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1962931686] [2024-05-06 10:45:43,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:43,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:45:43,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:45:43,960 INFO L229 MonitoredProcess]: Starting monitored process 55 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:45:43,962 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Waiting until timeout for monitored process [2024-05-06 10:45:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:44,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:45:44,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:45:45,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:45:45,441 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 220 proven. 80 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-05-06 10:45:45,441 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:45:45,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:45:45,666 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 285 proven. 15 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-05-06 10:45:45,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1962931686] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:45:45,666 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:45:45,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:45:45,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [67361750] [2024-05-06 10:45:45,667 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:45:45,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:45:45,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:45:45,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:45:45,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:45:45,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:45,668 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:45:45,668 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 32.888888888888886) internal successors, (592), 18 states have internal predecessors, (592), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:45:45,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:45,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:45,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:45:45,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:45:47,326 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:47,326 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 10:45:48,180 INFO L85 PathProgramCache]: Analyzing trace with hash 804863132, now seen corresponding path program 1 times [2024-05-06 10:45:48,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:48,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:48,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:48,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:48,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:48,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:48,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:48,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:45:48,817 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=415, Invalid=6557, Unknown=0, NotChecked=0, Total=6972 [2024-05-06 10:45:51,084 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 506 treesize of output 458 [2024-05-06 10:45:51,970 INFO L85 PathProgramCache]: Analyzing trace with hash -1860639122, now seen corresponding path program 1 times [2024-05-06 10:45:51,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:51,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:51,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:52,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:52,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:52,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:52,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:52,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:52,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:52,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=531, Invalid=7841, Unknown=0, NotChecked=0, Total=8372 [2024-05-06 10:45:53,585 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 542 treesize of output 494 [2024-05-06 10:45:54,439 INFO L85 PathProgramCache]: Analyzing trace with hash 1511629999, now seen corresponding path program 1 times [2024-05-06 10:45:54,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:54,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:54,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:54,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:54,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:54,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:54,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:54,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:54,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:54,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=567, Invalid=8745, Unknown=0, NotChecked=0, Total=9312 [2024-05-06 10:45:55,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 542 treesize of output 494 [2024-05-06 10:45:56,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1839109001, now seen corresponding path program 1 times [2024-05-06 10:45:56,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:56,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:57,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:57,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:57,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:57,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:57,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 10:45:57,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=598, Invalid=9704, Unknown=0, NotChecked=0, Total=10302 [2024-05-06 10:45:58,504 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:45:58,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 532 treesize of output 484 [2024-05-06 10:45:59,393 INFO L85 PathProgramCache]: Analyzing trace with hash -2129316992, now seen corresponding path program 1 times [2024-05-06 10:45:59,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:59,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:59,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:59,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:45:59,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:45:59,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:45:59,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:45:59,795 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:45:59,795 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=653, Invalid=10689, Unknown=0, NotChecked=0, Total=11342 [2024-05-06 10:46:01,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:01,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:01,513 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (55)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:01,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable195,SelfDestructingSolverStorable196,SelfDestructingSolverStorable186,SelfDestructingSolverStorable187,SelfDestructingSolverStorable191,SelfDestructingSolverStorable192,55 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable193,SelfDestructingSolverStorable194,SelfDestructingSolverStorable190,SelfDestructingSolverStorable188,SelfDestructingSolverStorable189 [2024-05-06 10:46:01,704 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:01,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:01,705 INFO L85 PathProgramCache]: Analyzing trace with hash -383968742, now seen corresponding path program 1 times [2024-05-06 10:46:01,705 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:01,705 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1782770615] [2024-05-06 10:46:01,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:01,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:01,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:01,925 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:46:01,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:01,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1782770615] [2024-05-06 10:46:01,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1782770615] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:46:01,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:46:01,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:46:01,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455028108] [2024-05-06 10:46:01,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:46:01,926 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:46:01,926 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:01,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:01,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:46:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:01,927 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:01,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 35.57142857142857) internal successors, (249), 7 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:01,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:01,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:01,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:01,927 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:01,928 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:02,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:02,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable197 [2024-05-06 10:46:02,923 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:02,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:02,924 INFO L85 PathProgramCache]: Analyzing trace with hash 656086316, now seen corresponding path program 1 times [2024-05-06 10:46:02,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:02,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813781425] [2024-05-06 10:46:02,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:02,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:03,117 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 295 proven. 15 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:46:03,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:03,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813781425] [2024-05-06 10:46:03,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813781425] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:03,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [43711221] [2024-05-06 10:46:03,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:03,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:03,118 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:03,118 INFO L229 MonitoredProcess]: Starting monitored process 56 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:03,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Waiting until timeout for monitored process [2024-05-06 10:46:03,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:03,985 INFO L262 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:46:03,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:04,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:04,878 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 170 proven. 155 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-05-06 10:46:04,878 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:04,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:46:05,227 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 255 proven. 70 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-05-06 10:46:05,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [43711221] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:05,228 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:05,228 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:46:05,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [105139613] [2024-05-06 10:46:05,228 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:05,229 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:46:05,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:05,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:46:05,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:46:05,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:05,229 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:05,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 29.77777777777778) internal successors, (536), 18 states have internal predecessors, (536), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:05,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:05,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:05,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:05,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:05,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:05,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:07,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:07,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:07,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:07,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:07,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:07,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:07,105 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (56)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:07,297 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable198 [2024-05-06 10:46:07,297 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:07,298 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:07,298 INFO L85 PathProgramCache]: Analyzing trace with hash -1155095304, now seen corresponding path program 1 times [2024-05-06 10:46:07,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:07,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [106567737] [2024-05-06 10:46:07,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:07,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:07,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:07,576 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 290 proven. 15 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:46:07,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:07,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [106567737] [2024-05-06 10:46:07,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [106567737] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:07,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [338524995] [2024-05-06 10:46:07,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:07,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:07,577 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:07,577 INFO L229 MonitoredProcess]: Starting monitored process 57 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:07,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Waiting until timeout for monitored process [2024-05-06 10:46:08,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:08,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:46:08,436 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:09,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 195 proven. 135 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:46:09,230 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:09,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:46:09,570 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 255 proven. 75 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:46:09,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [338524995] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:09,571 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:09,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:46:09,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579273386] [2024-05-06 10:46:09,571 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:09,571 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:46:09,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:09,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:46:09,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:46:09,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:09,572 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:09,572 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 29.11111111111111) internal successors, (524), 18 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:09,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:09,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:09,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:09,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:09,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:09,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:10,544 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:46:10,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:46:11,914 INFO L85 PathProgramCache]: Analyzing trace with hash -1269746722, now seen corresponding path program 1 times [2024-05-06 10:46:11,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:11,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:12,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:12,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:12,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:12,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:12,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:46:12,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=727, Invalid=13315, Unknown=0, NotChecked=0, Total=14042 [2024-05-06 10:46:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:14,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:14,171 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (57)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:14,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable199,SelfDestructingSolverStorable200,SelfDestructingSolverStorable201,57 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:14,363 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:14,363 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:14,363 INFO L85 PathProgramCache]: Analyzing trace with hash 1153180424, now seen corresponding path program 1 times [2024-05-06 10:46:14,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:14,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1468699120] [2024-05-06 10:46:14,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:14,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:14,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:14,610 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 285 proven. 10 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-06 10:46:14,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:14,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1468699120] [2024-05-06 10:46:14,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1468699120] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:14,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627044293] [2024-05-06 10:46:14,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:14,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:14,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:14,612 INFO L229 MonitoredProcess]: Starting monitored process 58 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:14,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Waiting until timeout for monitored process [2024-05-06 10:46:15,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:15,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 732 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:46:15,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:15,923 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:15,984 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 285 proven. 10 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-06 10:46:15,984 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:16,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:46:16,120 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 285 proven. 10 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-06 10:46:16,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627044293] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:16,120 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:16,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:46:16,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638889020] [2024-05-06 10:46:16,120 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:16,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:46:16,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:16,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:46:16,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:46:16,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:16,121 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:16,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 23.375) internal successors, (374), 16 states have internal predecessors, (374), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:16,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:16,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:16,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:16,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:16,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:16,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:16,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:16,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:17,377 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (58)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:17,570 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 58 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable202 [2024-05-06 10:46:17,570 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:17,570 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:17,570 INFO L85 PathProgramCache]: Analyzing trace with hash -871221100, now seen corresponding path program 1 times [2024-05-06 10:46:17,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:17,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984302618] [2024-05-06 10:46:17,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:17,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:17,766 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 255 proven. 25 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:46:17,766 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:17,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984302618] [2024-05-06 10:46:17,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984302618] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:17,766 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [282132457] [2024-05-06 10:46:17,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:17,766 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:17,766 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:17,767 INFO L229 MonitoredProcess]: Starting monitored process 59 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:17,769 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Waiting until timeout for monitored process [2024-05-06 10:46:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:18,707 INFO L262 TraceCheckSpWp]: Trace formula consists of 731 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:46:18,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:19,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:19,490 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 245 proven. 35 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:46:19,490 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:19,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:46:19,790 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 255 proven. 25 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:46:19,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [282132457] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:19,790 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:19,790 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:46:19,790 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875732106] [2024-05-06 10:46:19,790 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:19,791 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:46:19,791 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:19,791 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:46:19,791 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:46:19,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:19,791 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:19,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 28.071428571428573) internal successors, (393), 14 states have internal predecessors, (393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:19,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:20,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:20,874 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (59)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:21,065 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 59 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable203 [2024-05-06 10:46:21,065 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:21,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:21,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1868244070, now seen corresponding path program 1 times [2024-05-06 10:46:21,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:21,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94447857] [2024-05-06 10:46:21,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:21,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:21,266 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 235 proven. 25 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-06 10:46:21,266 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:21,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94447857] [2024-05-06 10:46:21,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94447857] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:21,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1414369835] [2024-05-06 10:46:21,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:21,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:21,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:21,268 INFO L229 MonitoredProcess]: Starting monitored process 60 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:21,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Waiting until timeout for monitored process [2024-05-06 10:46:22,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:22,139 INFO L262 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:46:22,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:22,958 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:23,029 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 235 proven. 25 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-06 10:46:23,029 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:23,065 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:46:23,347 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 235 proven. 25 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-06 10:46:23,347 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1414369835] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:23,347 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:23,347 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:46:23,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [455115937] [2024-05-06 10:46:23,347 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:23,348 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:46:23,348 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:23,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:46:23,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:46:23,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:23,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:23,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 25.0625) internal successors, (401), 16 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:23,349 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:24,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:24,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:24,379 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (60)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:24,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 60 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable204 [2024-05-06 10:46:24,578 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:24,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:24,579 INFO L85 PathProgramCache]: Analyzing trace with hash -1065460352, now seen corresponding path program 1 times [2024-05-06 10:46:24,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:24,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072805517] [2024-05-06 10:46:24,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:24,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:24,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:24,890 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 205 proven. 140 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-06 10:46:24,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:24,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072805517] [2024-05-06 10:46:24,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072805517] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:24,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1068716789] [2024-05-06 10:46:24,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:24,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:24,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:24,892 INFO L229 MonitoredProcess]: Starting monitored process 61 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:24,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Waiting until timeout for monitored process [2024-05-06 10:46:25,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:25,778 INFO L262 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:46:25,781 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:26,417 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:26,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:46:26,679 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:46:26,713 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:46:26,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:46:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 220 proven. 120 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:46:26,735 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:26,842 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13041 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_13041) |c_t1_funThread5of9ForFork0_munge_#in~m#1.base|) |c_t1_funThread5of9ForFork0_munge_#in~m#1.offset|) 0))) is different from false [2024-05-06 10:46:26,846 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13041 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_13041) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|) 0))) is different from false [2024-05-06 10:46:26,858 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:46:26,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:46:26,865 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:46:26,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:46:26,868 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:46:27,148 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 210 proven. 100 refuted. 0 times theorem prover too weak. 65 trivial. 30 not checked. [2024-05-06 10:46:27,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1068716789] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:27,148 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:27,148 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:46:27,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089455708] [2024-05-06 10:46:27,148 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:27,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:46:27,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:27,149 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:46:27,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=466, Unknown=3, NotChecked=90, Total=650 [2024-05-06 10:46:27,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:27,149 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:27,150 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 17.615384615384617) internal successors, (458), 26 states have internal predecessors, (458), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:27,150 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:28,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:28,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:28,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:28,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:28,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:28,310 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (61)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:28,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable205,61 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:28,510 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:28,510 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:28,510 INFO L85 PathProgramCache]: Analyzing trace with hash 277924182, now seen corresponding path program 1 times [2024-05-06 10:46:28,510 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:28,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566374832] [2024-05-06 10:46:28,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:28,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:28,681 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 255 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-06 10:46:28,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:28,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566374832] [2024-05-06 10:46:28,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566374832] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:28,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1225344626] [2024-05-06 10:46:28,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:28,682 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:28,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:28,683 INFO L229 MonitoredProcess]: Starting monitored process 62 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:28,683 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Waiting until timeout for monitored process [2024-05-06 10:46:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:29,567 INFO L262 TraceCheckSpWp]: Trace formula consists of 718 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:46:29,569 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:30,010 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:30,026 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 230 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-06 10:46:30,026 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:30,037 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:46:30,105 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 255 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-06 10:46:30,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1225344626] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:30,106 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:30,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:46:30,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664509006] [2024-05-06 10:46:30,106 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:30,106 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:46:30,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:30,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:46:30,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:46:30,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:30,107 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:30,107 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 25.285714285714285) internal successors, (354), 14 states have internal predecessors, (354), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:30,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:30,107 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:30,108 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:30,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:30,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:30,940 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (62)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:31,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable206,62 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:31,127 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:31,127 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:31,127 INFO L85 PathProgramCache]: Analyzing trace with hash -631896468, now seen corresponding path program 1 times [2024-05-06 10:46:31,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:31,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021909011] [2024-05-06 10:46:31,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:31,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:31,456 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 235 proven. 120 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-05-06 10:46:31,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:31,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021909011] [2024-05-06 10:46:31,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2021909011] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:31,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [42064539] [2024-05-06 10:46:31,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:31,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:31,457 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:31,458 INFO L229 MonitoredProcess]: Starting monitored process 63 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:31,458 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Waiting until timeout for monitored process [2024-05-06 10:46:32,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:32,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:46:32,362 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:32,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:33,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:46:33,165 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:46:33,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:46:33,198 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:46:33,218 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 235 proven. 115 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-05-06 10:46:33,218 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:33,233 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13281 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_13281) |c_t1_funThread6of9ForFork0_munge_~m#1.base|) |c_t1_funThread6of9ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:46:33,282 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13281 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_13281) |c_t1_funThread6of9ForFork0_munge_#in~m#1.base|) |c_t1_funThread6of9ForFork0_munge_#in~m#1.offset|) 0))) is different from false [2024-05-06 10:46:33,333 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:46:33,333 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:46:33,338 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:46:33,338 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:46:33,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:46:33,628 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 235 proven. 35 refuted. 0 times theorem prover too weak. 55 trivial. 80 not checked. [2024-05-06 10:46:33,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [42064539] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:33,629 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:33,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:46:33,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055739474] [2024-05-06 10:46:33,629 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:33,629 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:46:33,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:33,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:46:33,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=466, Unknown=3, NotChecked=90, Total=650 [2024-05-06 10:46:33,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:33,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:33,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 18.192307692307693) internal successors, (473), 26 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:33,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:33,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:34,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:46:34,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:34,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:34,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:34,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:34,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:34,755 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (63)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:34,946 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 63 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable207 [2024-05-06 10:46:34,946 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:34,946 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:34,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1992562811, now seen corresponding path program 1 times [2024-05-06 10:46:34,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:34,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823804203] [2024-05-06 10:46:34,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:34,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:34,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:35,118 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 215 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-05-06 10:46:35,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:35,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823804203] [2024-05-06 10:46:35,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823804203] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:46:35,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:46:35,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:46:35,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821510539] [2024-05-06 10:46:35,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:46:35,119 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:46:35,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:35,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:35,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:46:35,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:35,119 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:35,119 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 29.857142857142858) internal successors, (209), 7 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:35,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:35,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:35,120 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:35,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:35,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:35,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:35,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:35,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:35,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:46:35,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:35,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:35,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:35,383 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable208 [2024-05-06 10:46:35,383 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:35,383 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:35,383 INFO L85 PathProgramCache]: Analyzing trace with hash -740287439, now seen corresponding path program 1 times [2024-05-06 10:46:35,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:35,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [304944933] [2024-05-06 10:46:35,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:35,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:35,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:35,692 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 265 proven. 80 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-05-06 10:46:35,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:35,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [304944933] [2024-05-06 10:46:35,692 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [304944933] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:35,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1015359112] [2024-05-06 10:46:35,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:35,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:35,692 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:35,693 INFO L229 MonitoredProcess]: Starting monitored process 64 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:35,694 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Waiting until timeout for monitored process [2024-05-06 10:46:36,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:36,579 INFO L262 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:46:36,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:37,133 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:37,393 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:46:37,394 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:46:37,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:46:37,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:46:37,460 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 250 proven. 90 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:46:37,460 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:37,531 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13460 (Array Int Int))) (not (= 0 (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_13460) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|)))) is different from false [2024-05-06 10:46:37,584 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:46:37,584 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:46:37,589 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:46:37,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:46:37,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:46:37,949 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 210 proven. 20 refuted. 0 times theorem prover too weak. 65 trivial. 110 not checked. [2024-05-06 10:46:37,949 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1015359112] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:37,949 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:37,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:46:37,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1303704797] [2024-05-06 10:46:37,950 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:37,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:46:37,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:37,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:46:37,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=508, Unknown=3, NotChecked=46, Total=650 [2024-05-06 10:46:37,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:37,951 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:37,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 17.73076923076923) internal successors, (461), 26 states have internal predecessors, (461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:37,951 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:37,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:37,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:37,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:37,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:46:38,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:38,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:38,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:38,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:38,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:38,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:38,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:38,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (64)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:38,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable209,64 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:38,831 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:38,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:38,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1982002053, now seen corresponding path program 1 times [2024-05-06 10:46:38,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:38,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545853340] [2024-05-06 10:46:38,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:38,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:38,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 270 proven. 60 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:46:39,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:39,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545853340] [2024-05-06 10:46:39,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545853340] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:46:39,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489354732] [2024-05-06 10:46:39,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:39,137 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:46:39,138 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:39,139 INFO L229 MonitoredProcess]: Starting monitored process 65 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:46:39,148 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Waiting until timeout for monitored process [2024-05-06 10:46:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:40,021 INFO L262 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:46:40,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:46:40,567 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:46:40,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:46:40,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:46:40,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:46:40,828 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:46:40,897 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 230 proven. 110 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2024-05-06 10:46:40,897 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:46:40,940 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_13579 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_13579) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|) 0))) is different from false [2024-05-06 10:46:41,013 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:46:41,014 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:46:41,018 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:46:41,018 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:46:41,020 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:46:41,303 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 185 proven. 20 refuted. 0 times theorem prover too weak. 65 trivial. 135 not checked. [2024-05-06 10:46:41,303 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489354732] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:46:41,303 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:46:41,303 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 25 [2024-05-06 10:46:41,303 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1038805355] [2024-05-06 10:46:41,303 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:46:41,304 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-06 10:46:41,304 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:41,304 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-06 10:46:41,304 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=471, Unknown=1, NotChecked=44, Total=600 [2024-05-06 10:46:41,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:41,304 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:41,305 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 18.64) internal successors, (466), 25 states have internal predecessors, (466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:41,305 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:41,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:41,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:46:41,973 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (65)] Forceful destruction successful, exit code 0 [2024-05-06 10:46:42,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 65 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable210 [2024-05-06 10:46:42,165 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 19 more)] === [2024-05-06 10:46:42,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:42,165 INFO L85 PathProgramCache]: Analyzing trace with hash 838533545, now seen corresponding path program 1 times [2024-05-06 10:46:42,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:42,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1771851342] [2024-05-06 10:46:42,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:42,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:42,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:46:42,276 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:46:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:46:42,327 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:46:42,327 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (20 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (18 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (17 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (16 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (15 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (14 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (12 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 22 remaining) [2024-05-06 10:46:42,328 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 22 remaining) [2024-05-06 10:46:42,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 22 remaining) [2024-05-06 10:46:42,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 22 remaining) [2024-05-06 10:46:42,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 22 remaining) [2024-05-06 10:46:42,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 22 remaining) [2024-05-06 10:46:42,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 22 remaining) [2024-05-06 10:46:42,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 22 remaining) [2024-05-06 10:46:42,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 22 remaining) [2024-05-06 10:46:42,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 22 remaining) [2024-05-06 10:46:42,329 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 22 remaining) [2024-05-06 10:46:42,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable211 [2024-05-06 10:46:42,330 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:46:42,330 WARN L233 ceAbstractionStarter]: 9 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:46:42,330 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 10 thread instances. [2024-05-06 10:46:42,406 INFO L144 ThreadInstanceAdder]: Constructed 40 joinOtherThreadTransitions. [2024-05-06 10:46:42,416 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:46:42,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:46:42,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:46:42,431 INFO L229 MonitoredProcess]: Starting monitored process 66 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:46:42,434 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:46:42,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:42,434 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:46:42,434 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:46:42,434 INFO L358 AbstractCegarLoop]: Starting to check reachability of 24 error locations. [2024-05-06 10:46:42,440 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (66)] Waiting until timeout for monitored process [2024-05-06 10:46:42,456 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:46:42,456 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:46:42,456 INFO L85 PathProgramCache]: Analyzing trace with hash -1804978461, now seen corresponding path program 1 times [2024-05-06 10:46:42,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:46:42,456 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [224970848] [2024-05-06 10:46:42,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:42,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:42,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:42,496 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 405 trivial. 0 not checked. [2024-05-06 10:46:42,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:46:42,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [224970848] [2024-05-06 10:46:42,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [224970848] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:46:42,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:46:42,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:46:42,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056102926] [2024-05-06 10:46:42,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:46:42,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:46:42,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:46:42,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:46:42,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:46:42,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:42,498 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:46:42,498 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 103.0) internal successors, (206), 2 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:46:42,498 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:46:42,597 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:46:42,597 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:46:42,667 INFO L85 PathProgramCache]: Analyzing trace with hash -274830717, now seen corresponding path program 1 times [2024-05-06 10:46:42,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:42,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:42,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:42,830 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:42,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:42,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:42,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:42,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:46:42,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:46:43,358 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:46:43,358 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:46:43,391 INFO L85 PathProgramCache]: Analyzing trace with hash 1375272973, now seen corresponding path program 1 times [2024-05-06 10:46:43,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:43,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:43,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:43,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:43,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:43,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:43,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:43,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:43,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2024-05-06 10:46:44,184 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:46:44,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:46:44,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1043857456, now seen corresponding path program 1 times [2024-05-06 10:46:44,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:44,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:44,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:44,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:44,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:44,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:44,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:44,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:44,648 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=780, Unknown=0, NotChecked=0, Total=930 [2024-05-06 10:46:45,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1030 treesize of output 934 [2024-05-06 10:46:45,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1855306548, now seen corresponding path program 1 times [2024-05-06 10:46:45,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:45,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:45,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:45,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:45,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:45,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:45,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:45,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1225, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 10:46:46,523 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1018 treesize of output 922 [2024-05-06 10:46:46,692 INFO L85 PathProgramCache]: Analyzing trace with hash 72428597, now seen corresponding path program 1 times [2024-05-06 10:46:46,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:46,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:46,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:46,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:46,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:46,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:47,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:47,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 10:46:47,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=1764, Unknown=0, NotChecked=0, Total=1980 [2024-05-06 10:46:48,343 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:46:48,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 10:46:48,402 INFO L85 PathProgramCache]: Analyzing trace with hash 419826269, now seen corresponding path program 1 times [2024-05-06 10:46:48,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:48,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:48,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:48,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:48,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:48,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:48,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:48,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:48,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=237, Invalid=2313, Unknown=0, NotChecked=0, Total=2550 [2024-05-06 10:46:49,183 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:46:49,184 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 532 treesize of output 484 [2024-05-06 10:46:49,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1188099606, now seen corresponding path program 1 times [2024-05-06 10:46:49,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:49,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:49,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:49,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:49,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:49,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:50,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:50,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:46:50,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=291, Invalid=3249, Unknown=0, NotChecked=0, Total=3540 [2024-05-06 10:46:52,175 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 542 treesize of output 494 [2024-05-06 10:46:52,278 INFO L85 PathProgramCache]: Analyzing trace with hash -916265311, now seen corresponding path program 1 times [2024-05-06 10:46:52,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:52,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:52,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:52,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:52,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:52,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:52,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:52,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:52,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:52,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=420, Invalid=4836, Unknown=0, NotChecked=0, Total=5256 [2024-05-06 10:46:53,218 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:46:53,219 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:46:53,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1552948438, now seen corresponding path program 1 times [2024-05-06 10:46:53,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:53,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:53,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:53,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:53,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:53,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:53,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:46:53,946 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=470, Invalid=5850, Unknown=0, NotChecked=0, Total=6320 [2024-05-06 10:46:55,150 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:46:55,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1056 treesize of output 960 [2024-05-06 10:46:55,355 INFO L85 PathProgramCache]: Analyzing trace with hash 676877938, now seen corresponding path program 1 times [2024-05-06 10:46:55,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:55,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:55,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:55,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:55,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:55,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:55,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:55,774 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:55,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=568, Invalid=7088, Unknown=0, NotChecked=0, Total=7656 [2024-05-06 10:46:56,537 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1030 treesize of output 934 [2024-05-06 10:46:56,734 INFO L85 PathProgramCache]: Analyzing trace with hash -1591248371, now seen corresponding path program 1 times [2024-05-06 10:46:56,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:56,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:56,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:56,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:56,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:56,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:57,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:57,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:57,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=601, Invalid=7955, Unknown=0, NotChecked=0, Total=8556 [2024-05-06 10:46:58,059 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 506 treesize of output 458 [2024-05-06 10:46:58,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1803111602, now seen corresponding path program 1 times [2024-05-06 10:46:58,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:58,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:58,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:58,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:46:58,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:46:58,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:46:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:46:58,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:46:58,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=634, Invalid=8872, Unknown=0, NotChecked=0, Total=9506 [2024-05-06 10:46:59,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1030 treesize of output 934 [2024-05-06 10:47:00,183 INFO L85 PathProgramCache]: Analyzing trace with hash 962621907, now seen corresponding path program 1 times [2024-05-06 10:47:00,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:00,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:00,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:00,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:00,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:00,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:00,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:47:00,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=667, Invalid=9839, Unknown=0, NotChecked=0, Total=10506 [2024-05-06 10:47:02,129 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:47:02,129 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:47:02,666 INFO L85 PathProgramCache]: Analyzing trace with hash 424068212, now seen corresponding path program 1 times [2024-05-06 10:47:02,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:02,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:02,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:02,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:02,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:02,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:02,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:03,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:03,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:47:03,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=700, Invalid=10856, Unknown=0, NotChecked=0, Total=11556 [2024-05-06 10:47:04,203 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:47:04,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 568 treesize of output 520 [2024-05-06 10:47:04,920 INFO L85 PathProgramCache]: Analyzing trace with hash -1953619467, now seen corresponding path program 1 times [2024-05-06 10:47:04,921 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:04,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:04,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:05,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:05,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:05,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:05,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:05,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 10:47:05,557 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=748, Invalid=12362, Unknown=0, NotChecked=0, Total=13110 [2024-05-06 10:47:06,026 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:47:06,027 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:47:06,459 INFO L85 PathProgramCache]: Analyzing trace with hash 1125402667, now seen corresponding path program 1 times [2024-05-06 10:47:06,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:06,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:06,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:47:06,480 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:47:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:47:11,526 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:47:11,527 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 10:47:11,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1257873458, now seen corresponding path program 1 times [2024-05-06 10:47:11,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:11,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:11,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:12,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:12,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:12,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:12,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:47:12,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=809, Invalid=13471, Unknown=0, NotChecked=0, Total=14280 [2024-05-06 10:47:16,042 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:47:16,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:47:16,380 INFO L85 PathProgramCache]: Analyzing trace with hash 1453743879, now seen corresponding path program 1 times [2024-05-06 10:47:16,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:16,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:16,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:16,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:16,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:16,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:16,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:17,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:17,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:47:17,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=846, Invalid=14904, Unknown=0, NotChecked=0, Total=15750 [2024-05-06 10:47:20,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:20,706 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable230,SelfDestructingSolverStorable231,SelfDestructingSolverStorable229,SelfDestructingSolverStorable225,SelfDestructingSolverStorable247,SelfDestructingSolverStorable226,SelfDestructingSolverStorable227,SelfDestructingSolverStorable228,SelfDestructingSolverStorable221,SelfDestructingSolverStorable243,SelfDestructingSolverStorable222,SelfDestructingSolverStorable244,SelfDestructingSolverStorable223,SelfDestructingSolverStorable245,SelfDestructingSolverStorable224,SelfDestructingSolverStorable246,SelfDestructingSolverStorable240,SelfDestructingSolverStorable241,SelfDestructingSolverStorable220,SelfDestructingSolverStorable242,SelfDestructingSolverStorable218,SelfDestructingSolverStorable219,SelfDestructingSolverStorable214,SelfDestructingSolverStorable236,SelfDestructingSolverStorable215,SelfDestructingSolverStorable237,SelfDestructingSolverStorable216,SelfDestructingSolverStorable238,SelfDestructingSolverStorable217,SelfDestructingSolverStorable239,SelfDestructingSolverStorable232,SelfDestructingSolverStorable233,SelfDestructingSolverStorable212,SelfDestructingSolverStorable234,SelfDestructingSolverStorable213,SelfDestructingSolverStorable235 [2024-05-06 10:47:20,706 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:47:20,706 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:47:20,706 INFO L85 PathProgramCache]: Analyzing trace with hash -671206101, now seen corresponding path program 1 times [2024-05-06 10:47:20,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:47:20,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081567140] [2024-05-06 10:47:20,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:20,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:20,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:20,925 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 355 proven. 35 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-06 10:47:20,926 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:47:20,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081567140] [2024-05-06 10:47:20,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081567140] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:47:20,926 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [353637286] [2024-05-06 10:47:20,926 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:20,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:20,926 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:47:20,927 INFO L229 MonitoredProcess]: Starting monitored process 67 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:47:20,928 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Waiting until timeout for monitored process [2024-05-06 10:47:22,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:22,023 INFO L262 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:47:22,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:47:22,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:47:22,720 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 270 proven. 120 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-06 10:47:22,721 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:47:22,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:47:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 355 proven. 35 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-06 10:47:22,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [353637286] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:47:22,951 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:47:22,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:47:22,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613325822] [2024-05-06 10:47:22,951 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:47:22,952 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:47:22,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:47:22,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:47:22,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:47:22,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:22,952 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:47:22,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 31.357142857142858) internal successors, (439), 14 states have internal predecessors, (439), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:47:22,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:22,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:26,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:26,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:26,524 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (67)] Ended with exit code 0 [2024-05-06 10:47:26,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable248,67 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:26,714 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:47:26,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:47:26,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1596788250, now seen corresponding path program 1 times [2024-05-06 10:47:26,714 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:47:26,714 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454954178] [2024-05-06 10:47:26,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:26,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:26,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:26,939 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 355 proven. 20 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:47:26,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:47:26,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454954178] [2024-05-06 10:47:26,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454954178] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:47:26,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1627648658] [2024-05-06 10:47:26,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:26,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:26,940 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:47:26,941 INFO L229 MonitoredProcess]: Starting monitored process 68 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:47:26,941 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Waiting until timeout for monitored process [2024-05-06 10:47:28,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:28,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:47:28,018 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:47:28,756 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:47:28,772 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 235 proven. 155 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-06 10:47:28,772 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:47:28,785 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:47:29,075 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 355 proven. 35 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-05-06 10:47:29,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1627648658] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:47:29,075 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:47:29,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:47:29,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120415762] [2024-05-06 10:47:29,076 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:47:29,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:47:29,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:47:29,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:47:29,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:47:29,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:29,077 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:47:29,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 32.44444444444444) internal successors, (584), 18 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:47:29,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:29,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:29,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:32,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:32,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:32,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:32,365 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (68)] Forceful destruction successful, exit code 0 [2024-05-06 10:47:32,554 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 68 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable249 [2024-05-06 10:47:32,554 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:47:32,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:47:32,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1607281197, now seen corresponding path program 1 times [2024-05-06 10:47:32,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:47:32,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743312421] [2024-05-06 10:47:32,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:32,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:32,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:32,850 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 350 proven. 20 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-05-06 10:47:32,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:47:32,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743312421] [2024-05-06 10:47:32,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743312421] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:47:32,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [471865493] [2024-05-06 10:47:32,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:32,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:32,851 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:47:32,852 INFO L229 MonitoredProcess]: Starting monitored process 69 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:47:32,855 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Waiting until timeout for monitored process [2024-05-06 10:47:33,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:33,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 873 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:47:33,929 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:47:34,654 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:47:34,670 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 270 proven. 135 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:47:34,671 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:47:34,683 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:47:34,969 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 355 proven. 50 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:47:34,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [471865493] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:47:34,970 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:47:34,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:47:34,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528990337] [2024-05-06 10:47:34,970 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:47:34,970 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:47:34,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:47:34,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:47:34,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:47:34,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:34,971 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:47:34,971 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 31.055555555555557) internal successors, (559), 18 states have internal predecessors, (559), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:47:34,971 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:34,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:34,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:34,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:37,177 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:47:37,178 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:47:38,580 INFO L85 PathProgramCache]: Analyzing trace with hash -78945199, now seen corresponding path program 1 times [2024-05-06 10:47:38,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:38,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:39,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:39,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:39,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:39,363 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:47:39,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:47:39,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=921, Invalid=17169, Unknown=0, NotChecked=0, Total=18090 [2024-05-06 10:47:41,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:41,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:41,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:41,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:41,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (69)] Forceful destruction successful, exit code 0 [2024-05-06 10:47:41,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable250,SelfDestructingSolverStorable251,69 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable252 [2024-05-06 10:47:41,356 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:47:41,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:47:41,356 INFO L85 PathProgramCache]: Analyzing trace with hash -2142095538, now seen corresponding path program 1 times [2024-05-06 10:47:41,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:47:41,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202957650] [2024-05-06 10:47:41,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:41,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:41,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:41,570 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 335 proven. 25 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-05-06 10:47:41,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:47:41,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202957650] [2024-05-06 10:47:41,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202957650] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:47:41,571 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1597685851] [2024-05-06 10:47:41,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:41,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:41,571 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:47:41,572 INFO L229 MonitoredProcess]: Starting monitored process 70 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:47:41,573 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Waiting until timeout for monitored process [2024-05-06 10:47:42,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:42,655 INFO L262 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:47:42,658 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:47:43,559 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:47:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 95 proven. 245 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-05-06 10:47:43,574 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:47:43,591 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:47:44,011 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 295 proven. 45 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-05-06 10:47:44,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1597685851] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:47:44,011 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:47:44,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:47:44,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1155165560] [2024-05-06 10:47:44,011 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:47:44,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:47:44,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:47:44,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:47:44,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:47:44,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:44,013 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:47:44,013 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 34.833333333333336) internal successors, (627), 18 states have internal predecessors, (627), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:47:44,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:44,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:44,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:44,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:44,013 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:45,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (70)] Forceful destruction successful, exit code 0 [2024-05-06 10:47:45,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable253,70 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:45,488 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:47:45,488 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:47:45,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1214573917, now seen corresponding path program 1 times [2024-05-06 10:47:45,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:47:45,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539753936] [2024-05-06 10:47:45,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:45,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:45,697 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 320 proven. 25 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-06 10:47:45,698 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:47:45,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539753936] [2024-05-06 10:47:45,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539753936] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:47:45,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1388303841] [2024-05-06 10:47:45,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:45,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:45,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:47:45,699 INFO L229 MonitoredProcess]: Starting monitored process 71 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:47:45,700 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Waiting until timeout for monitored process [2024-05-06 10:47:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:46,791 INFO L262 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:47:46,794 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:47:47,541 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:47:47,614 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 320 proven. 25 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-06 10:47:47,615 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:47:47,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:47:48,027 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 320 proven. 25 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-06 10:47:48,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1388303841] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:47:48,028 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:47:48,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:47:48,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680485373] [2024-05-06 10:47:48,028 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:47:48,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:47:48,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:47:48,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:47:48,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:47:48,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:48,029 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:47:48,029 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 26.4375) internal successors, (423), 16 states have internal predecessors, (423), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:47:48,029 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:48,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:48,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:48,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:48,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:48,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:48,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:48,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:48,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:48,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:48,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:48,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:47:48,914 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (71)] Forceful destruction successful, exit code 0 [2024-05-06 10:47:49,103 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable254,71 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:49,103 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:47:49,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:47:49,103 INFO L85 PathProgramCache]: Analyzing trace with hash -2037829195, now seen corresponding path program 1 times [2024-05-06 10:47:49,104 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:47:49,104 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23449314] [2024-05-06 10:47:49,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:49,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:49,333 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 235 proven. 110 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-06 10:47:49,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:47:49,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23449314] [2024-05-06 10:47:49,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23449314] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:47:49,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955371330] [2024-05-06 10:47:49,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:49,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:49,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:47:49,334 INFO L229 MonitoredProcess]: Starting monitored process 72 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:47:49,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Waiting until timeout for monitored process [2024-05-06 10:47:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:50,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:47:50,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:47:51,289 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:47:51,305 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 230 proven. 125 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-06 10:47:51,306 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:47:51,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:47:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 295 proven. 60 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-06 10:47:51,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [955371330] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:47:51,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:47:51,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:47:51,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725628958] [2024-05-06 10:47:51,633 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:47:51,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:47:51,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:47:51,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:47:51,634 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:47:51,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:51,634 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:47:51,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 32.666666666666664) internal successors, (588), 18 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:47:51,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:47:51,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:53,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:53,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:47:53,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:47:53,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (72)] Forceful destruction successful, exit code 0 [2024-05-06 10:47:53,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 72 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable255 [2024-05-06 10:47:53,221 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:47:53,221 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:47:53,221 INFO L85 PathProgramCache]: Analyzing trace with hash -1332762539, now seen corresponding path program 1 times [2024-05-06 10:47:53,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:47:53,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530975975] [2024-05-06 10:47:53,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:53,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:53,547 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 275 proven. 140 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-06 10:47:53,548 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:47:53,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530975975] [2024-05-06 10:47:53,548 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530975975] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:47:53,548 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670218107] [2024-05-06 10:47:53,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:53,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:53,548 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:47:53,549 INFO L229 MonitoredProcess]: Starting monitored process 73 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:47:53,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Waiting until timeout for monitored process [2024-05-06 10:47:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:54,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:47:54,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:47:55,218 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:47:55,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:47:55,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:47:55,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:47:55,490 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:47:55,510 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 275 proven. 135 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:47:55,510 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:47:55,611 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:47:55,612 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:47:55,629 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:47:55,629 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:47:55,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:47:56,012 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 275 proven. 135 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:47:56,012 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [670218107] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:47:56,012 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:47:56,012 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 24 [2024-05-06 10:47:56,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529328426] [2024-05-06 10:47:56,012 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:47:56,013 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 10:47:56,013 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:47:56,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 10:47:56,014 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=465, Unknown=1, NotChecked=0, Total=552 [2024-05-06 10:47:56,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:56,014 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:47:56,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 19.791666666666668) internal successors, (475), 24 states have internal predecessors, (475), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:47:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:47:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:47:56,014 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:47:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:47:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:47:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:47:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:47:57,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:47:57,600 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (73)] Forceful destruction successful, exit code 0 [2024-05-06 10:47:57,799 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 73 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable256 [2024-05-06 10:47:57,800 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:47:57,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:47:57,800 INFO L85 PathProgramCache]: Analyzing trace with hash -744313751, now seen corresponding path program 1 times [2024-05-06 10:47:57,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:47:57,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078058832] [2024-05-06 10:47:57,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:57,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:47:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:58,013 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 275 proven. 100 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:47:58,014 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:47:58,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078058832] [2024-05-06 10:47:58,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078058832] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:47:58,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017910624] [2024-05-06 10:47:58,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:47:58,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:47:58,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:47:58,015 INFO L229 MonitoredProcess]: Starting monitored process 74 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:47:58,016 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Waiting until timeout for monitored process [2024-05-06 10:47:59,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:47:59,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:47:59,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:48:00,130 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:48:00,150 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 190 proven. 185 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:48:00,151 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:48:00,163 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:48:00,502 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 275 proven. 100 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:48:00,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017910624] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:48:00,502 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:48:00,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:48:00,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [598992957] [2024-05-06 10:48:00,502 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:48:00,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:48:00,503 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:48:00,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:48:00,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:48:00,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:00,503 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:48:00,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 31.071428571428573) internal successors, (435), 14 states have internal predecessors, (435), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:48:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:00,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:01,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:01,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:01,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:01,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:01,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:01,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:01,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:01,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:01,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:01,335 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (74)] Forceful destruction successful, exit code 0 [2024-05-06 10:48:01,525 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 74 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable257 [2024-05-06 10:48:01,525 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:48:01,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:48:01,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1180769162, now seen corresponding path program 1 times [2024-05-06 10:48:01,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:48:01,526 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513933074] [2024-05-06 10:48:01,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:01,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:01,741 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 275 proven. 75 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-05-06 10:48:01,742 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:48:01,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513933074] [2024-05-06 10:48:01,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513933074] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:48:01,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1447723002] [2024-05-06 10:48:01,742 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:01,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:48:01,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:48:01,743 INFO L229 MonitoredProcess]: Starting monitored process 75 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:48:01,744 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Waiting until timeout for monitored process [2024-05-06 10:48:02,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:02,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:48:02,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:48:03,782 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:48:03,804 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 225 proven. 125 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-05-06 10:48:03,804 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:48:03,816 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:48:04,232 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 275 proven. 75 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-05-06 10:48:04,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1447723002] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:48:04,233 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:48:04,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:48:04,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2052071139] [2024-05-06 10:48:04,233 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:48:04,233 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:48:04,233 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:48:04,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:48:04,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:48:04,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:04,234 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:48:04,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 30.928571428571427) internal successors, (433), 14 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:48:04,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:04,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:04,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:04,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:04,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:04,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:04,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:04,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:04,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:04,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:05,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:05,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:05,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (75)] Forceful destruction successful, exit code 0 [2024-05-06 10:48:05,245 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable258,75 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:48:05,245 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:48:05,246 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:48:05,246 INFO L85 PathProgramCache]: Analyzing trace with hash -229688757, now seen corresponding path program 1 times [2024-05-06 10:48:05,246 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:48:05,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731640086] [2024-05-06 10:48:05,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:05,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:05,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:05,585 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 275 proven. 140 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-06 10:48:05,586 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:48:05,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731640086] [2024-05-06 10:48:05,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731640086] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:48:05,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [751002343] [2024-05-06 10:48:05,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:05,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:48:05,586 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:48:05,587 INFO L229 MonitoredProcess]: Starting monitored process 76 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:48:05,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (76)] Waiting until timeout for monitored process [2024-05-06 10:48:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:06,701 INFO L262 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:48:06,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:48:07,259 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:48:07,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:48:07,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:48:07,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:48:07,560 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:48:07,580 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 290 proven. 120 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:48:07,580 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:48:07,668 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_17451 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_17451) |c_t1_funThread5of10ForFork0_munge_#in~m#1.base|) |c_t1_funThread5of10ForFork0_munge_#in~m#1.offset|) 0))) is different from false [2024-05-06 10:48:07,698 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:48:07,698 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:48:07,702 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:48:07,703 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:48:07,705 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:48:07,986 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 290 proven. 120 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:48:07,986 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [751002343] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:48:07,986 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:48:07,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:48:07,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788675227] [2024-05-06 10:48:07,987 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:48:07,987 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:48:07,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:48:07,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:48:07,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=504, Unknown=6, NotChecked=46, Total=650 [2024-05-06 10:48:07,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:07,988 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:48:07,988 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 18.346153846153847) internal successors, (477), 26 states have internal predecessors, (477), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:07,988 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:10,485 INFO L349 Elim1Store]: treesize reduction 30, result has 11.8 percent of original size [2024-05-06 10:48:10,485 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 1046 treesize of output 946 [2024-05-06 10:48:12,361 INFO L85 PathProgramCache]: Analyzing trace with hash 2092592430, now seen corresponding path program 1 times [2024-05-06 10:48:12,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:12,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:12,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:12,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:12,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:12,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:12,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:12,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:12,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1195, Invalid=21455, Unknown=0, NotChecked=0, Total=22650 [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:13,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:13,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:13,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (76)] Forceful destruction successful, exit code 0 [2024-05-06 10:48:13,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable261,76 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable260,SelfDestructingSolverStorable259 [2024-05-06 10:48:13,966 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:48:13,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:48:13,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1437488001, now seen corresponding path program 1 times [2024-05-06 10:48:13,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:48:13,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442734571] [2024-05-06 10:48:13,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:13,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:14,381 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 305 proven. 120 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2024-05-06 10:48:14,381 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:48:14,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442734571] [2024-05-06 10:48:14,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442734571] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:48:14,381 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [898808349] [2024-05-06 10:48:14,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:14,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:48:14,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:48:14,382 INFO L229 MonitoredProcess]: Starting monitored process 77 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:48:14,383 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Waiting until timeout for monitored process [2024-05-06 10:48:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:15,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:48:15,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:48:16,056 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:48:16,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:48:16,312 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:48:16,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:48:16,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:48:16,364 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 305 proven. 115 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-05-06 10:48:16,365 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:48:16,380 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_17735 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_17735) |c_t1_funThread6of10ForFork0_munge_~m#1.base|) |c_t1_funThread6of10ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:48:16,416 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_17735 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_17735) |c_t1_funThread6of10ForFork0_munge_#in~m#1.base|) |c_t1_funThread6of10ForFork0_munge_#in~m#1.offset|) 0))) is different from false [2024-05-06 10:48:16,467 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:48:16,468 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:48:16,472 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:48:16,472 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:48:16,476 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:48:16,766 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 305 proven. 35 refuted. 0 times theorem prover too weak. 80 trivial. 80 not checked. [2024-05-06 10:48:16,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [898808349] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:48:16,766 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:48:16,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:48:16,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1437808393] [2024-05-06 10:48:16,767 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:48:16,767 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:48:16,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:48:16,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:48:16,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=466, Unknown=3, NotChecked=90, Total=650 [2024-05-06 10:48:16,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:16,768 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:48:16,768 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 18.923076923076923) internal successors, (492), 26 states have internal predecessors, (492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:48:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:16,768 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:16,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:16,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:16,769 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:19,230 INFO L349 Elim1Store]: treesize reduction 30, result has 11.8 percent of original size [2024-05-06 10:48:19,231 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 558 treesize of output 506 [2024-05-06 10:48:21,134 INFO L85 PathProgramCache]: Analyzing trace with hash 61217154, now seen corresponding path program 1 times [2024-05-06 10:48:21,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:21,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:21,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:21,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:21,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:21,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:21,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:21,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:21,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1245, Invalid=23877, Unknown=0, NotChecked=0, Total=25122 [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:22,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:22,651 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (77)] Forceful destruction successful, exit code 0 [2024-05-06 10:48:22,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable262,SelfDestructingSolverStorable263,SelfDestructingSolverStorable264,77 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:48:22,841 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:48:22,841 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:48:22,841 INFO L85 PathProgramCache]: Analyzing trace with hash 476874221, now seen corresponding path program 1 times [2024-05-06 10:48:22,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:48:22,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [96991836] [2024-05-06 10:48:22,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:22,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 335 proven. 80 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-06 10:48:23,177 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:48:23,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [96991836] [2024-05-06 10:48:23,177 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [96991836] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:48:23,177 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [70628826] [2024-05-06 10:48:23,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:23,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:48:23,177 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:48:23,178 INFO L229 MonitoredProcess]: Starting monitored process 78 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:48:23,179 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Waiting until timeout for monitored process [2024-05-06 10:48:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:24,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:48:24,313 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:48:24,937 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:48:25,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:48:25,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:48:25,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:48:25,227 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:48:25,247 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 320 proven. 90 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:48:25,248 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:48:25,263 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_18019 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_18019) |c_t1_funThread7of10ForFork0_munge_~m#1.base|) |c_t1_funThread7of10ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:48:25,281 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_18019 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_18019) |c_t1_funThread7of10ForFork0_munge_#in~m#1.base|) |c_t1_funThread7of10ForFork0_munge_#in~m#1.offset|) 0))) is different from false [2024-05-06 10:48:25,359 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:48:25,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:48:25,364 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:48:25,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:48:25,366 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:48:25,648 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 320 proven. 60 refuted. 0 times theorem prover too weak. 90 trivial. 30 not checked. [2024-05-06 10:48:25,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [70628826] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:48:25,648 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:48:25,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:48:25,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725071201] [2024-05-06 10:48:25,649 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:48:25,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:48:25,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:48:25,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:48:25,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=467, Unknown=2, NotChecked=90, Total=650 [2024-05-06 10:48:25,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:25,650 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:48:25,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 18.46153846153846) internal successors, (480), 26 states have internal predecessors, (480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:48:25,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:25,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:25,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:25,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:25,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:25,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:25,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:25,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:25,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:25,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:25,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:25,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:25,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:27,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:27,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:27,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:27,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:27,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:27,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:27,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:27,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:27,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:27,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:27,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:27,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:27,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:27,072 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (78)] Forceful destruction successful, exit code 0 [2024-05-06 10:48:27,262 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 78 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable265 [2024-05-06 10:48:27,262 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:48:27,262 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:48:27,262 INFO L85 PathProgramCache]: Analyzing trace with hash 478518327, now seen corresponding path program 1 times [2024-05-06 10:48:27,263 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:48:27,263 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132745844] [2024-05-06 10:48:27,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:27,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:27,600 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 345 proven. 60 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-05-06 10:48:27,600 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:48:27,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132745844] [2024-05-06 10:48:27,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132745844] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:48:27,600 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1809267673] [2024-05-06 10:48:27,600 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:27,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:48:27,601 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:48:27,602 INFO L229 MonitoredProcess]: Starting monitored process 79 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:48:27,602 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Waiting until timeout for monitored process [2024-05-06 10:48:28,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:28,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 29 conjunts are in the unsatisfiable core [2024-05-06 10:48:28,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:48:29,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:48:29,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:48:29,610 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:48:29,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:48:29,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:48:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 305 proven. 110 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-06 10:48:29,712 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:48:29,756 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_18159 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_18159) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|) 0))) is different from false [2024-05-06 10:48:29,827 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:48:29,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:48:29,832 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:48:29,832 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:48:29,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:48:30,119 INFO L134 CoverageAnalysis]: Checked inductivity of 500 backedges. 260 proven. 20 refuted. 0 times theorem prover too weak. 85 trivial. 135 not checked. [2024-05-06 10:48:30,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1809267673] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:48:30,119 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:48:30,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 10, 10] total 25 [2024-05-06 10:48:30,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943147246] [2024-05-06 10:48:30,120 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:48:30,120 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-06 10:48:30,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:48:30,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-06 10:48:30,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=471, Unknown=1, NotChecked=44, Total=600 [2024-05-06 10:48:30,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:30,121 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:48:30,121 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 19.4) internal successors, (485), 25 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) [2024-05-06 10:48:30,121 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:30,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:30,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-06 10:48:30,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (79)] Forceful destruction successful, exit code 0 [2024-05-06 10:48:30,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 79 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable266 [2024-05-06 10:48:30,966 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 21 more)] === [2024-05-06 10:48:30,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:48:30,966 INFO L85 PathProgramCache]: Analyzing trace with hash -2047347279, now seen corresponding path program 1 times [2024-05-06 10:48:30,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:48:30,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646506145] [2024-05-06 10:48:30,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:30,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:31,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:48:31,000 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:48:31,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:48:31,062 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:48:31,062 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:48:31,062 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 24 remaining) [2024-05-06 10:48:31,062 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (22 of 24 remaining) [2024-05-06 10:48:31,062 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (21 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (20 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (19 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (18 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (17 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (16 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (15 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (14 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (12 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 24 remaining) [2024-05-06 10:48:31,063 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 24 remaining) [2024-05-06 10:48:31,064 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 24 remaining) [2024-05-06 10:48:31,064 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 24 remaining) [2024-05-06 10:48:31,064 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 24 remaining) [2024-05-06 10:48:31,064 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 24 remaining) [2024-05-06 10:48:31,064 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 24 remaining) [2024-05-06 10:48:31,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2024-05-06 10:48:31,065 INFO L448 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:48:31,065 WARN L233 ceAbstractionStarter]: 10 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:48:31,065 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 11 thread instances. [2024-05-06 10:48:31,188 INFO L144 ThreadInstanceAdder]: Constructed 44 joinOtherThreadTransitions. [2024-05-06 10:48:31,196 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:48:31,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:48:31,197 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:48:31,205 INFO L229 MonitoredProcess]: Starting monitored process 80 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:48:31,209 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:48:31,209 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:48:31,209 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:48:31,209 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:48:31,209 INFO L358 AbstractCegarLoop]: Starting to check reachability of 26 error locations. [2024-05-06 10:48:31,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (80)] Waiting until timeout for monitored process [2024-05-06 10:48:31,242 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:48:31,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:48:31,242 INFO L85 PathProgramCache]: Analyzing trace with hash -1090863034, now seen corresponding path program 1 times [2024-05-06 10:48:31,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:48:31,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374113680] [2024-05-06 10:48:31,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:31,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2024-05-06 10:48:31,292 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:48:31,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374113680] [2024-05-06 10:48:31,292 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374113680] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:48:31,292 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:48:31,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:48:31,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102066726] [2024-05-06 10:48:31,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:48:31,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:48:31,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:48:31,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:48:31,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:48:31,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:31,293 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:48:31,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 110.5) internal successors, (221), 2 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:48:31,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:48:31,401 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:31,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:48:31,447 INFO L85 PathProgramCache]: Analyzing trace with hash 2001179374, now seen corresponding path program 1 times [2024-05-06 10:48:31,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:31,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:31,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:31,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:31,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:31,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:48:31,850 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:48:32,253 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:32,253 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 532 treesize of output 484 [2024-05-06 10:48:32,297 INFO L85 PathProgramCache]: Analyzing trace with hash -349442987, now seen corresponding path program 1 times [2024-05-06 10:48:32,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:32,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:32,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:32,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:32,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:32,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:32,619 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:32,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2024-05-06 10:48:33,078 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:33,079 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:48:33,115 INFO L85 PathProgramCache]: Analyzing trace with hash 16836618, now seen corresponding path program 1 times [2024-05-06 10:48:33,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:33,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:33,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:33,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:33,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:33,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:33,454 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:33,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:33,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=780, Unknown=0, NotChecked=0, Total=930 [2024-05-06 10:48:34,090 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:34,091 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:48:34,113 INFO L85 PathProgramCache]: Analyzing trace with hash -1593095707, now seen corresponding path program 1 times [2024-05-06 10:48:34,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:34,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:34,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:34,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:34,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:34,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:34,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:34,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1225, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 10:48:35,613 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:35,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 508 treesize of output 460 [2024-05-06 10:48:35,923 INFO L85 PathProgramCache]: Analyzing trace with hash -1690357506, now seen corresponding path program 1 times [2024-05-06 10:48:35,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:35,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:35,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:36,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:36,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:36,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:36,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:36,143 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 10:48:36,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=1764, Unknown=0, NotChecked=0, Total=1980 [2024-05-06 10:48:37,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 506 treesize of output 458 [2024-05-06 10:48:37,837 INFO L85 PathProgramCache]: Analyzing trace with hash -1526191130, now seen corresponding path program 1 times [2024-05-06 10:48:37,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:37,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:37,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:38,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:38,088 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:38,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:38,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:38,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:38,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:38,255 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=237, Invalid=2313, Unknown=0, NotChecked=0, Total=2550 [2024-05-06 10:48:40,006 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:40,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:48:40,052 INFO L85 PathProgramCache]: Analyzing trace with hash -915595526, now seen corresponding path program 1 times [2024-05-06 10:48:40,052 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:40,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:40,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:40,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:40,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:40,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:40,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:40,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:40,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:40,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=3141, Unknown=0, NotChecked=0, Total=3422 [2024-05-06 10:48:42,525 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:42,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:48:42,589 INFO L85 PathProgramCache]: Analyzing trace with hash -538994950, now seen corresponding path program 1 times [2024-05-06 10:48:42,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:42,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:42,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:42,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:42,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:42,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:43,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:43,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:43,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=324, Invalid=4098, Unknown=0, NotChecked=0, Total=4422 [2024-05-06 10:48:44,793 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:44,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:48:44,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1227364019, now seen corresponding path program 1 times [2024-05-06 10:48:44,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:44,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:44,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:45,239 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:45,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:45,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:45,462 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:45,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:45,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=4899, Unknown=0, NotChecked=0, Total=5256 [2024-05-06 10:48:47,231 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:47,231 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:48:47,272 INFO L85 PathProgramCache]: Analyzing trace with hash -967018326, now seen corresponding path program 1 times [2024-05-06 10:48:47,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:47,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:47,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:47,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:47,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:47,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:47,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:48,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:48,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:48,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=393, Invalid=5927, Unknown=0, NotChecked=0, Total=6320 [2024-05-06 10:48:51,376 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:51,377 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:48:51,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1571857107, now seen corresponding path program 1 times [2024-05-06 10:48:51,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:51,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:51,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:51,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:51,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:51,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:52,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:52,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:52,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=431, Invalid=7051, Unknown=0, NotChecked=0, Total=7482 [2024-05-06 10:48:56,275 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:48:56,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:48:56,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1822790109, now seen corresponding path program 1 times [2024-05-06 10:48:56,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:56,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:56,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:56,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:56,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:56,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:57,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:48:57,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=468, Invalid=8274, Unknown=0, NotChecked=0, Total=8742 [2024-05-06 10:48:58,501 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 238 [2024-05-06 10:48:59,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1507732986, now seen corresponding path program 1 times [2024-05-06 10:48:59,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:59,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:59,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:48:59,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:48:59,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:48:59,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:48:59,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:00,199 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:00,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:49:00,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=523, Invalid=9983, Unknown=0, NotChecked=0, Total=10506 [2024-05-06 10:49:05,442 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:05,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:49:05,480 INFO L85 PathProgramCache]: Analyzing trace with hash 2129924434, now seen corresponding path program 1 times [2024-05-06 10:49:05,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:05,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:05,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:05,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:05,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:06,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:06,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:49:06,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=615, Invalid=11375, Unknown=0, NotChecked=0, Total=11990 [2024-05-06 10:49:11,458 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:11,458 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:49:11,495 INFO L85 PathProgramCache]: Analyzing trace with hash 1474467496, now seen corresponding path program 2 times [2024-05-06 10:49:11,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:11,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:11,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:11,799 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:11,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:11,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:11,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:12,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:12,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:49:12,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=636, Invalid=12020, Unknown=0, NotChecked=0, Total=12656 [2024-05-06 10:49:14,221 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:14,221 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 10:49:15,123 INFO L85 PathProgramCache]: Analyzing trace with hash 836597295, now seen corresponding path program 1 times [2024-05-06 10:49:15,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:15,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:15,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:15,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:15,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:15,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:15,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:15,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:15,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:49:15,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=700, Invalid=13106, Unknown=0, NotChecked=0, Total=13806 [2024-05-06 10:49:17,398 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:17,399 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:49:18,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1763915481, now seen corresponding path program 1 times [2024-05-06 10:49:18,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:18,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:18,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:18,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:18,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:18,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:18,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:49:18,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=739, Invalid=14267, Unknown=0, NotChecked=0, Total=15006 [2024-05-06 10:49:20,575 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:20,576 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:49:21,507 INFO L85 PathProgramCache]: Analyzing trace with hash 265082675, now seen corresponding path program 1 times [2024-05-06 10:49:21,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:21,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:21,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:21,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:21,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:22,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:22,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:49:22,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=778, Invalid=15734, Unknown=0, NotChecked=0, Total=16512 [2024-05-06 10:49:25,993 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:25,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:49:26,039 INFO L85 PathProgramCache]: Analyzing trace with hash -459431099, now seen corresponding path program 1 times [2024-05-06 10:49:26,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:26,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:26,490 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:26,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:26,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:26,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:26,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:26,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:49:26,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=842, Invalid=16714, Unknown=0, NotChecked=0, Total=17556 [2024-05-06 10:49:30,754 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:30,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:49:30,790 INFO L85 PathProgramCache]: Analyzing trace with hash 1914862201, now seen corresponding path program 2 times [2024-05-06 10:49:30,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:30,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:30,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:31,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:31,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:31,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:31,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:31,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:31,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:49:31,482 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=868, Invalid=17764, Unknown=0, NotChecked=0, Total=18632 [2024-05-06 10:49:36,315 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:36,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:49:36,352 INFO L85 PathProgramCache]: Analyzing trace with hash 2084738697, now seen corresponding path program 2 times [2024-05-06 10:49:36,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:36,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:36,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:36,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:36,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:36,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:36,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:36,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:49:36,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=889, Invalid=18851, Unknown=0, NotChecked=0, Total=19740 [2024-05-06 10:49:38,847 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:38,847 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 568 treesize of output 520 [2024-05-06 10:49:39,718 INFO L85 PathProgramCache]: Analyzing trace with hash -1915659860, now seen corresponding path program 1 times [2024-05-06 10:49:39,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:39,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:40,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:40,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:40,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:40,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:40,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:40,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 10:49:40,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=913, Invalid=19967, Unknown=0, NotChecked=0, Total=20880 [2024-05-06 10:49:43,842 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:43,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:49:44,420 INFO L85 PathProgramCache]: Analyzing trace with hash 475106771, now seen corresponding path program 1 times [2024-05-06 10:49:44,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:44,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:44,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:44,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:44,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:44,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:44,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:45,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:45,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:49:45,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=969, Invalid=21681, Unknown=0, NotChecked=0, Total=22650 [2024-05-06 10:49:51,391 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:49:51,392 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:49:51,752 INFO L85 PathProgramCache]: Analyzing trace with hash 2061014738, now seen corresponding path program 1 times [2024-05-06 10:49:51,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:51,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:52,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:52,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:52,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:49:52,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:49:52,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:49:52,454 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=998, Invalid=22872, Unknown=0, NotChecked=0, Total=23870 [2024-05-06 10:49:59,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 542 treesize of output 494 [2024-05-06 10:49:59,672 INFO L85 PathProgramCache]: Analyzing trace with hash -96211398, now seen corresponding path program 1 times [2024-05-06 10:49:59,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:49:59,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:49:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:00,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:00,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:00,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:00,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:00,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:50:00,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1021, Invalid=24419, Unknown=0, NotChecked=0, Total=25440 [2024-05-06 10:50:02,174 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 542 treesize of output 494 [2024-05-06 10:50:03,459 INFO L85 PathProgramCache]: Analyzing trace with hash -459603834, now seen corresponding path program 1 times [2024-05-06 10:50:03,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:03,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:04,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:04,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:04,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:04,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:04,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:04,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:50:04,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1122, Invalid=27608, Unknown=0, NotChecked=0, Total=28730 [2024-05-06 10:50:13,694 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:50:13,695 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1056 treesize of output 960 [2024-05-06 10:50:14,055 INFO L85 PathProgramCache]: Analyzing trace with hash -1321484541, now seen corresponding path program 1 times [2024-05-06 10:50:14,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:14,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:14,553 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:14,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:14,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:14,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:14,858 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:14,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:50:14,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1382, Invalid=32290, Unknown=0, NotChecked=0, Total=33672 [2024-05-06 10:50:20,769 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:50:20,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 10:50:21,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1854091460, now seen corresponding path program 1 times [2024-05-06 10:50:21,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:21,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:21,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:21,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:21,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:22,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:22,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:50:22,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1403, Invalid=33753, Unknown=0, NotChecked=0, Total=35156 [2024-05-06 10:50:23,651 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:50:23,651 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:50:24,917 INFO L85 PathProgramCache]: Analyzing trace with hash 87669414, now seen corresponding path program 1 times [2024-05-06 10:50:24,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:24,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:25,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:25,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:25,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:25,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:25,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:25,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:50:25,657 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1454, Invalid=35988, Unknown=0, NotChecked=0, Total=37442 [2024-05-06 10:50:38,648 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 238 [2024-05-06 10:50:38,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1211098529, now seen corresponding path program 1 times [2024-05-06 10:50:38,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:38,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:39,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:39,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:39,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:39,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:39,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:50:39,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1659, Invalid=40983, Unknown=0, NotChecked=0, Total=42642 [2024-05-06 10:50:48,193 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:50:48,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 568 treesize of output 520 [2024-05-06 10:50:48,633 INFO L85 PathProgramCache]: Analyzing trace with hash -1650913966, now seen corresponding path program 1 times [2024-05-06 10:50:48,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:48,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:49,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:49,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:49,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:49,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:49,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:49,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:50:49,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1704, Invalid=43878, Unknown=0, NotChecked=0, Total=45582 [2024-05-06 10:50:55,561 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 506 treesize of output 458 [2024-05-06 10:50:56,127 INFO L85 PathProgramCache]: Analyzing trace with hash -489131635, now seen corresponding path program 1 times [2024-05-06 10:50:56,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:56,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:56,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:56,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:56,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:56,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:56,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:56,869 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:50:56,872 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1746, Invalid=46434, Unknown=0, NotChecked=0, Total=48180 [2024-05-06 10:50:58,183 INFO L349 Elim1Store]: treesize reduction 25, result has 26.5 percent of original size [2024-05-06 10:50:58,183 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 540 treesize of output 492 [2024-05-06 10:50:59,515 INFO L85 PathProgramCache]: Analyzing trace with hash 634942662, now seen corresponding path program 1 times [2024-05-06 10:50:59,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:59,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:50:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:50:59,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:50:59,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:50:59,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:00,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:00,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:00,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:51:00,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1807, Invalid=49043, Unknown=0, NotChecked=0, Total=50850 [2024-05-06 10:51:10,208 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1030 treesize of output 934 [2024-05-06 10:51:10,570 INFO L85 PathProgramCache]: Analyzing trace with hash -35841848, now seen corresponding path program 1 times [2024-05-06 10:51:10,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:10,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:10,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:11,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:11,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:11,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:11,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:11,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:11,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:51:11,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1994, Invalid=55366, Unknown=0, NotChecked=0, Total=57360 [2024-05-06 10:51:17,556 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:51:17,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 532 treesize of output 484 [2024-05-06 10:51:18,146 INFO L85 PathProgramCache]: Analyzing trace with hash -2097191955, now seen corresponding path program 1 times [2024-05-06 10:51:18,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:18,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:18,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:18,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:18,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:18,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:18,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:18,995 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:51:18,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2046, Invalid=58716, Unknown=0, NotChecked=0, Total=60762 [2024-05-06 10:51:20,315 INFO L349 Elim1Store]: treesize reduction 25, result has 26.5 percent of original size [2024-05-06 10:51:20,315 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 1064 treesize of output 968 [2024-05-06 10:51:21,635 INFO L85 PathProgramCache]: Analyzing trace with hash 452518246, now seen corresponding path program 1 times [2024-05-06 10:51:21,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:21,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:22,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:22,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:22,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:22,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:22,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:51:22,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2089, Invalid=61163, Unknown=0, NotChecked=0, Total=63252 [2024-05-06 10:51:28,761 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:51:28,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1056 treesize of output 960 [2024-05-06 10:51:29,322 INFO L85 PathProgramCache]: Analyzing trace with hash -763290466, now seen corresponding path program 1 times [2024-05-06 10:51:29,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:29,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:29,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:30,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:30,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:30,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:30,360 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:30,360 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:51:30,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2180, Invalid=65680, Unknown=0, NotChecked=0, Total=67860 [2024-05-06 10:51:31,282 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:51:31,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:51:32,657 INFO L85 PathProgramCache]: Analyzing trace with hash 817367078, now seen corresponding path program 1 times [2024-05-06 10:51:32,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:32,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:32,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:33,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:33,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:33,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:33,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:33,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:33,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:51:33,392 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2248, Invalid=69308, Unknown=0, NotChecked=0, Total=71556 [2024-05-06 10:51:36,477 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-06 10:51:36,485 INFO L349 Elim1Store]: treesize reduction 19, result has 17.4 percent of original size [2024-05-06 10:51:36,486 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 296 treesize of output 268 [2024-05-06 10:51:37,421 INFO L85 PathProgramCache]: Analyzing trace with hash 1319570171, now seen corresponding path program 1 times [2024-05-06 10:51:37,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:37,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:37,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:37,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:37,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:38,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:38,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:51:38,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2299, Invalid=72503, Unknown=0, NotChecked=0, Total=74802 [2024-05-06 10:51:40,115 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-06 10:51:40,124 INFO L349 Elim1Store]: treesize reduction 19, result has 17.4 percent of original size [2024-05-06 10:51:40,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 1064 treesize of output 964 [2024-05-06 10:51:41,026 INFO L85 PathProgramCache]: Analyzing trace with hash 581539195, now seen corresponding path program 1 times [2024-05-06 10:51:41,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:41,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:41,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:41,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:41,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:41,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:41,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:41,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:51:41,770 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:51:41,774 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2332, Invalid=75230, Unknown=0, NotChecked=0, Total=77562 [2024-05-06 10:51:42,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:42,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272,SelfDestructingSolverStorable273,SelfDestructingSolverStorable274,SelfDestructingSolverStorable275,SelfDestructingSolverStorable270,SelfDestructingSolverStorable271,SelfDestructingSolverStorable306,SelfDestructingSolverStorable307,SelfDestructingSolverStorable308,SelfDestructingSolverStorable309,SelfDestructingSolverStorable269,SelfDestructingSolverStorable302,SelfDestructingSolverStorable346,SelfDestructingSolverStorable303,SelfDestructingSolverStorable347,SelfDestructingSolverStorable304,SelfDestructingSolverStorable348,SelfDestructingSolverStorable305,SelfDestructingSolverStorable342,SelfDestructingSolverStorable343,SelfDestructingSolverStorable300,SelfDestructingSolverStorable344,SelfDestructingSolverStorable268,SelfDestructingSolverStorable301,SelfDestructingSolverStorable345,SelfDestructingSolverStorable340,SelfDestructingSolverStorable341,SelfDestructingSolverStorable339,SelfDestructingSolverStorable335,SelfDestructingSolverStorable336,SelfDestructingSolverStorable337,SelfDestructingSolverStorable338,SelfDestructingSolverStorable298,SelfDestructingSolverStorable331,SelfDestructingSolverStorable299,SelfDestructingSolverStorable332,SelfDestructingSolverStorable333,SelfDestructingSolverStorable334,SelfDestructingSolverStorable294,SelfDestructingSolverStorable295,SelfDestructingSolverStorable296,SelfDestructingSolverStorable297,SelfDestructingSolverStorable330,SelfDestructingSolverStorable290,SelfDestructingSolverStorable291,SelfDestructingSolverStorable292,SelfDestructingSolverStorable293,SelfDestructingSolverStorable328,SelfDestructingSolverStorable329,SelfDestructingSolverStorable324,SelfDestructingSolverStorable325,SelfDestructingSolverStorable326,SelfDestructingSolverStorable327,SelfDestructingSolverStorable287,SelfDestructingSolverStorable320,SelfDestructingSolverStorable288,SelfDestructingSolverStorable321,SelfDestructingSolverStorable289,SelfDestructingSolverStorable322,SelfDestructingSolverStorable323,SelfDestructingSolverStorable283,SelfDestructingSolverStorable284,SelfDestructingSolverStorable285,SelfDestructingSolverStorable286,SelfDestructingSolverStorable280,SelfDestructingSolverStorable281,SelfDestructingSolverStorable282,SelfDestructingSolverStorable317,SelfDestructingSolverStorable318,SelfDestructingSolverStorable319,SelfDestructingSolverStorable313,SelfDestructingSolverStorable314,SelfDestructingSolverStorable315,SelfDestructingSolverStorable316,SelfDestructingSolverStorable276,SelfDestructingSolverStorable277,SelfDestructingSolverStorable310,SelfDestructingSolverStorable278,SelfDestructingSolverStorable311,SelfDestructingSolverStorable279,SelfDestructingSolverStorable312 [2024-05-06 10:51:42,348 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:51:42,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:51:42,348 INFO L85 PathProgramCache]: Analyzing trace with hash -2008205008, now seen corresponding path program 1 times [2024-05-06 10:51:42,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:51:42,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [929697879] [2024-05-06 10:51:42,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:42,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:42,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:42,655 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 375 proven. 75 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-06 10:51:42,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:51:42,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [929697879] [2024-05-06 10:51:42,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [929697879] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:51:42,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1134050674] [2024-05-06 10:51:42,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:42,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:51:42,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:51:42,658 INFO L229 MonitoredProcess]: Starting monitored process 81 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:51:42,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Waiting until timeout for monitored process [2024-05-06 10:51:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:44,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 960 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:51:44,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:51:45,060 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:51:45,081 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 325 proven. 125 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-06 10:51:45,081 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:51:45,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:51:45,425 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 375 proven. 75 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-06 10:51:45,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1134050674] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:51:45,426 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:51:45,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:51:45,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140979589] [2024-05-06 10:51:45,426 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:51:45,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:51:45,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:51:45,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:51:45,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:51:45,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:45,427 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:51:45,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 35.0) internal successors, (490), 14 states have internal predecessors, (490), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:51:45,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:45,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:46,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:51:46,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (81)] Forceful destruction successful, exit code 0 [2024-05-06 10:51:46,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 81 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable349 [2024-05-06 10:51:46,521 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:51:46,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:51:46,522 INFO L85 PathProgramCache]: Analyzing trace with hash -200512013, now seen corresponding path program 1 times [2024-05-06 10:51:46,522 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:51:46,522 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1098857780] [2024-05-06 10:51:46,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:46,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:46,773 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 315 proven. 65 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 10:51:46,773 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:51:46,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1098857780] [2024-05-06 10:51:46,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1098857780] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:51:46,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [629343392] [2024-05-06 10:51:46,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:46,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:51:46,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:51:46,775 INFO L229 MonitoredProcess]: Starting monitored process 82 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:51:46,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Waiting until timeout for monitored process [2024-05-06 10:51:48,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:48,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:51:48,273 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:51:49,244 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:51:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 185 proven. 210 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-05-06 10:51:49,275 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:51:49,291 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:51:49,632 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 345 proven. 50 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-05-06 10:51:49,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [629343392] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:51:49,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:51:49,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:51:49,632 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030718380] [2024-05-06 10:51:49,632 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:51:49,633 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:51:49,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:51:49,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:51:49,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:51:49,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:49,633 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:51:49,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 39.44444444444444) internal successors, (710), 18 states have internal predecessors, (710), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:51:49,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:49,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:51:49,634 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:51,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:51,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:51:51,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:51:51,419 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (82)] Ended with exit code 0 [2024-05-06 10:51:51,608 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable350,82 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:51:51,609 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:51:51,609 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:51:51,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1899374963, now seen corresponding path program 1 times [2024-05-06 10:51:51,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:51:51,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248522320] [2024-05-06 10:51:51,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:51,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:51,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:51,865 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 315 proven. 65 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 10:51:51,865 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:51:51,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248522320] [2024-05-06 10:51:51,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248522320] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:51:51,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1149761723] [2024-05-06 10:51:51,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:51,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:51:51,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:51:51,866 INFO L229 MonitoredProcess]: Starting monitored process 83 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:51:51,868 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Waiting until timeout for monitored process [2024-05-06 10:51:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:53,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:51:53,382 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:51:54,360 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:51:54,440 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 315 proven. 65 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 10:51:54,440 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:51:54,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:51:54,812 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 315 proven. 65 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 10:51:54,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1149761723] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:51:54,813 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:51:54,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 16 [2024-05-06 10:51:54,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418595846] [2024-05-06 10:51:54,813 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:51:54,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-05-06 10:51:54,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:51:54,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-05-06 10:51:54,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2024-05-06 10:51:54,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:54,814 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:51:54,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 31.125) internal successors, (498), 16 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) [2024-05-06 10:51:54,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:54,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:51:54,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:51:54,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:55,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:55,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:51:55,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:51:55,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:51:55,702 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (83)] Ended with exit code 0 [2024-05-06 10:51:55,891 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 83 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable351 [2024-05-06 10:51:55,891 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:51:55,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:51:55,892 INFO L85 PathProgramCache]: Analyzing trace with hash -671437806, now seen corresponding path program 1 times [2024-05-06 10:51:55,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:51:55,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56802608] [2024-05-06 10:51:55,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:55,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:56,128 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2024-05-06 10:51:56,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:51:56,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56802608] [2024-05-06 10:51:56,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56802608] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:51:56,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:51:56,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:51:56,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366021415] [2024-05-06 10:51:56,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:51:56,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:51:56,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:51:56,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:51:56,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:51:56,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:56,129 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:51:56,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 37.714285714285715) internal successors, (264), 7 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:51:56,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:56,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:51:56,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:51:56,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:51:56,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:57,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:51:57,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:51:57,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:51:57,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:51:57,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:51:57,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable352 [2024-05-06 10:51:57,094 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:51:57,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:51:57,095 INFO L85 PathProgramCache]: Analyzing trace with hash 167532723, now seen corresponding path program 1 times [2024-05-06 10:51:57,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:51:57,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395525086] [2024-05-06 10:51:57,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:57,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:51:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:57,339 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 345 proven. 55 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-05-06 10:51:57,339 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:51:57,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395525086] [2024-05-06 10:51:57,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395525086] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:51:57,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [86568323] [2024-05-06 10:51:57,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:51:57,340 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:51:57,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:51:57,341 INFO L229 MonitoredProcess]: Starting monitored process 84 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:51:57,341 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (84)] Waiting until timeout for monitored process [2024-05-06 10:51:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:51:58,855 INFO L262 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:51:58,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:51:59,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:51:59,905 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 300 proven. 100 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-05-06 10:51:59,905 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:51:59,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:52:00,237 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 345 proven. 55 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-05-06 10:52:00,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [86568323] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:00,237 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:00,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:52:00,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [821182491] [2024-05-06 10:52:00,237 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:00,238 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:52:00,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:00,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:52:00,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:52:00,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:00,239 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:00,239 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 35.92857142857143) internal successors, (503), 14 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:00,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:00,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:00,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:00,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:00,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:00,239 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:00,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:00,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:00,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:00,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:00,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:00,764 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:00,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (84)] Forceful destruction successful, exit code 0 [2024-05-06 10:52:00,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 84 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable353 [2024-05-06 10:52:00,965 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:00,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:00,965 INFO L85 PathProgramCache]: Analyzing trace with hash 229047729, now seen corresponding path program 1 times [2024-05-06 10:52:00,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:00,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688757507] [2024-05-06 10:52:00,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:00,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:01,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 355 proven. 45 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-05-06 10:52:01,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:01,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688757507] [2024-05-06 10:52:01,212 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688757507] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:01,212 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1107935639] [2024-05-06 10:52:01,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:01,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:01,212 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:01,213 INFO L229 MonitoredProcess]: Starting monitored process 85 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:01,214 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (85)] Waiting until timeout for monitored process [2024-05-06 10:52:02,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:02,743 INFO L262 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:52:02,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:03,701 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:03,733 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 300 proven. 100 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-05-06 10:52:03,733 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:03,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:52:04,028 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 355 proven. 45 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-05-06 10:52:04,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1107935639] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:04,029 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:04,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:52:04,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476479274] [2024-05-06 10:52:04,029 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:04,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:52:04,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:04,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:52:04,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:52:04,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:04,030 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:04,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 35.92857142857143) internal successors, (503), 14 states have internal predecessors, (503), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:04,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:04,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:04,030 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:04,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:04,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:04,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:04,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:05,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:05,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:05,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:05,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:05,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:05,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:05,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:05,077 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (85)] Ended with exit code 0 [2024-05-06 10:52:05,266 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 85 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable354 [2024-05-06 10:52:05,267 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:05,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:05,267 INFO L85 PathProgramCache]: Analyzing trace with hash -1974262669, now seen corresponding path program 1 times [2024-05-06 10:52:05,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:05,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1808162093] [2024-05-06 10:52:05,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:05,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:05,515 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 355 proven. 75 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-06 10:52:05,515 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:05,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1808162093] [2024-05-06 10:52:05,515 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1808162093] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:05,515 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205237778] [2024-05-06 10:52:05,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:05,515 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:05,515 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:05,516 INFO L229 MonitoredProcess]: Starting monitored process 86 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:05,517 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Waiting until timeout for monitored process [2024-05-06 10:52:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:07,118 INFO L262 TraceCheckSpWp]: Trace formula consists of 937 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:52:07,122 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:08,104 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:08,134 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 220 proven. 210 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-06 10:52:08,134 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:08,148 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:52:08,472 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 355 proven. 75 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-06 10:52:08,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205237778] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:08,472 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:08,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:52:08,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1851476373] [2024-05-06 10:52:08,472 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:08,473 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:52:08,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:08,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:52:08,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:52:08,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:08,473 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:08,474 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 37.42857142857143) internal successors, (524), 14 states have internal predecessors, (524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:08,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:08,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:08,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:08,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:08,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:08,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:08,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:08,474 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:09,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:09,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:09,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:09,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:09,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:09,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:09,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:09,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:09,345 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (86)] Ended with exit code 0 [2024-05-06 10:52:09,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 86 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable355 [2024-05-06 10:52:09,533 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:09,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:09,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1455151348, now seen corresponding path program 1 times [2024-05-06 10:52:09,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:09,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2104463605] [2024-05-06 10:52:09,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:09,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:09,962 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 420 proven. 60 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2024-05-06 10:52:09,962 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:09,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2104463605] [2024-05-06 10:52:09,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2104463605] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:09,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165379201] [2024-05-06 10:52:09,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:09,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:09,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:09,964 INFO L229 MonitoredProcess]: Starting monitored process 87 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:09,964 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (87)] Waiting until timeout for monitored process [2024-05-06 10:52:11,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:11,507 INFO L262 TraceCheckSpWp]: Trace formula consists of 928 conjuncts, 33 conjunts are in the unsatisfiable core [2024-05-06 10:52:11,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:12,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:12,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:12,907 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:12,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:12,944 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:12,958 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 300 proven. 100 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-05-06 10:52:12,958 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:13,008 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:13,008 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:52:13,013 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:13,013 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:52:13,015 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:52:13,768 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 300 proven. 100 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-05-06 10:52:13,768 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165379201] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:13,768 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:13,768 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 10] total 27 [2024-05-06 10:52:13,768 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337868599] [2024-05-06 10:52:13,768 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:13,769 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2024-05-06 10:52:13,769 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:13,769 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2024-05-06 10:52:13,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=95, Invalid=604, Unknown=3, NotChecked=0, Total=702 [2024-05-06 10:52:13,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:13,769 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:13,770 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 27.555555555555557) internal successors, (744), 27 states have internal predecessors, (744), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:13,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:14,874 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:52:14,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:52:16,497 INFO L85 PathProgramCache]: Analyzing trace with hash 1576326567, now seen corresponding path program 1 times [2024-05-06 10:52:16,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:16,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:16,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:52:16,538 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:52:16,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:52:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:18,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:18,205 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (87)] Forceful destruction successful, exit code 0 [2024-05-06 10:52:18,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 87 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable357,SelfDestructingSolverStorable356 [2024-05-06 10:52:18,389 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:18,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:18,389 INFO L85 PathProgramCache]: Analyzing trace with hash -628999255, now seen corresponding path program 1 times [2024-05-06 10:52:18,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:18,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582345850] [2024-05-06 10:52:18,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:18,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 415 proven. 25 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-06 10:52:18,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:18,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582345850] [2024-05-06 10:52:18,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1582345850] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:18,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [207521525] [2024-05-06 10:52:18,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:18,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:18,608 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:18,608 INFO L229 MonitoredProcess]: Starting monitored process 88 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:18,609 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Waiting until timeout for monitored process [2024-05-06 10:52:20,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:20,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 871 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:52:20,217 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:20,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:20,978 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 405 proven. 35 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-06 10:52:20,979 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:20,990 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:52:21,274 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 415 proven. 25 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-06 10:52:21,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [207521525] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:21,275 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:21,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:52:21,275 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128216500] [2024-05-06 10:52:21,275 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:21,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:52:21,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:21,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:52:21,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:52:21,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:21,276 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:21,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 29.285714285714285) internal successors, (410), 14 states have internal predecessors, (410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:21,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:22,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:22,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:22,091 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (88)] Ended with exit code 0 [2024-05-06 10:52:22,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 88 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable358 [2024-05-06 10:52:22,279 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:22,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:22,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1253994988, now seen corresponding path program 1 times [2024-05-06 10:52:22,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:22,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273740113] [2024-05-06 10:52:22,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:22,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:22,586 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 265 proven. 165 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-06 10:52:22,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:22,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273740113] [2024-05-06 10:52:22,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273740113] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:22,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596022782] [2024-05-06 10:52:22,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:22,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:22,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:22,588 INFO L229 MonitoredProcess]: Starting monitored process 89 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:22,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (89)] Waiting until timeout for monitored process [2024-05-06 10:52:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:24,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 829 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:52:24,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:25,085 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 195 proven. 260 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-05-06 10:52:25,100 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:25,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:52:25,520 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 315 proven. 140 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-05-06 10:52:25,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1596022782] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:25,521 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:25,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 18 [2024-05-06 10:52:25,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1618278976] [2024-05-06 10:52:25,521 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:25,521 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-05-06 10:52:25,521 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:25,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-06 10:52:25,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2024-05-06 10:52:25,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:25,522 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:25,522 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 32.5) internal successors, (585), 18 states have internal predecessors, (585), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:25,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:25,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:26,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:26,793 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (89)] Ended with exit code 0 [2024-05-06 10:52:26,982 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable359,89 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:26,982 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:26,982 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:26,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1719676531, now seen corresponding path program 1 times [2024-05-06 10:52:26,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:26,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1513624271] [2024-05-06 10:52:26,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:26,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:27,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:27,201 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-05-06 10:52:27,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:27,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1513624271] [2024-05-06 10:52:27,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1513624271] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:52:27,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:52:27,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:52:27,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613732624] [2024-05-06 10:52:27,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:52:27,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:52:27,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:27,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:52:27,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:52:27,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:27,202 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:27,202 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 31.0) internal successors, (217), 7 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:27,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:27,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:27,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:27,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:27,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:27,202 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:27,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:27,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:27,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:27,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:27,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:27,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:27,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:27,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:27,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:27,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable360 [2024-05-06 10:52:27,872 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:27,872 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:27,872 INFO L85 PathProgramCache]: Analyzing trace with hash 1067873196, now seen corresponding path program 1 times [2024-05-06 10:52:27,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:27,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086232597] [2024-05-06 10:52:27,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:27,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:28,087 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 355 proven. 0 refuted. 0 times theorem prover too weak. 250 trivial. 0 not checked. [2024-05-06 10:52:28,088 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:28,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086232597] [2024-05-06 10:52:28,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086232597] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:52:28,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:52:28,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:52:28,088 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033735509] [2024-05-06 10:52:28,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:52:28,088 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:52:28,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:28,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:52:28,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:52:28,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:28,089 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:28,089 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 31.285714285714285) internal successors, (219), 7 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:28,089 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:28,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:28,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:28,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable361 [2024-05-06 10:52:28,825 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:28,825 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:28,826 INFO L85 PathProgramCache]: Analyzing trace with hash 736918124, now seen corresponding path program 1 times [2024-05-06 10:52:28,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:28,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514319419] [2024-05-06 10:52:28,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:28,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:28,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:29,035 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 345 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2024-05-06 10:52:29,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:29,036 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514319419] [2024-05-06 10:52:29,036 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514319419] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:52:29,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:52:29,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:52:29,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415038696] [2024-05-06 10:52:29,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:52:29,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:52:29,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:29,036 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:52:29,036 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:52:29,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:29,037 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:29,037 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 31.285714285714285) internal successors, (219), 7 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,037 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,336 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,336 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable362 [2024-05-06 10:52:29,336 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:29,336 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:29,336 INFO L85 PathProgramCache]: Analyzing trace with hash 572415532, now seen corresponding path program 1 times [2024-05-06 10:52:29,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:29,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780974938] [2024-05-06 10:52:29,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:29,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:29,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:29,545 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 315 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-05-06 10:52:29,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:29,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780974938] [2024-05-06 10:52:29,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780974938] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:52:29,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:52:29,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:52:29,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598916756] [2024-05-06 10:52:29,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:52:29,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:52:29,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:29,546 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:52:29,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:52:29,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:29,546 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:29,546 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 31.285714285714285) internal successors, (219), 7 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:29,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:29,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:29,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:29,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:29,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:29,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,547 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,850 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:29,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:29,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:29,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:29,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:29,851 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable363 [2024-05-06 10:52:29,851 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:29,851 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:29,851 INFO L85 PathProgramCache]: Analyzing trace with hash 703011533, now seen corresponding path program 1 times [2024-05-06 10:52:29,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:29,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731167020] [2024-05-06 10:52:29,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:29,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:30,126 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 265 proven. 0 refuted. 0 times theorem prover too weak. 340 trivial. 0 not checked. [2024-05-06 10:52:30,126 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:30,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731167020] [2024-05-06 10:52:30,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731167020] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:52:30,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:52:30,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-06 10:52:30,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603796663] [2024-05-06 10:52:30,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:52:30,126 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-06 10:52:30,127 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:30,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:52:30,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-05-06 10:52:30,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:30,127 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:30,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 31.0) internal successors, (217), 7 states have internal predecessors, (217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:30,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:30,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:30,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:30,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:30,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:30,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:30,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:30,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:30,127 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:30,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:30,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:30,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:30,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:30,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:30,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:30,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:30,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:30,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:30,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:30,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:30,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:30,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable364 [2024-05-06 10:52:30,433 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:30,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:30,433 INFO L85 PathProgramCache]: Analyzing trace with hash 1806540238, now seen corresponding path program 1 times [2024-05-06 10:52:30,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:30,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521745232] [2024-05-06 10:52:30,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:30,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:30,773 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 105 proven. 335 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-06 10:52:30,774 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:30,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521745232] [2024-05-06 10:52:30,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521745232] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:30,774 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [898039912] [2024-05-06 10:52:30,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:30,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:30,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:30,775 INFO L229 MonitoredProcess]: Starting monitored process 90 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:30,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (90)] Waiting until timeout for monitored process [2024-05-06 10:52:32,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:32,339 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:52:32,342 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:33,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:33,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:33,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:33,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:33,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:33,791 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 265 proven. 165 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-06 10:52:33,791 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:33,854 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_27506 (Array Int Int))) (not (= 0 (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_27506) |c_~#mutex1~0.base|) |c_~#mutex1~0.offset|)))) is different from false [2024-05-06 10:52:33,916 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:33,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:52:33,922 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:33,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:52:33,925 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:52:34,469 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 175 trivial. 240 not checked. [2024-05-06 10:52:34,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [898039912] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:34,470 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:34,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:52:34,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619299544] [2024-05-06 10:52:34,470 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:34,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:52:34,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:34,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:52:34,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=506, Unknown=1, NotChecked=46, Total=650 [2024-05-06 10:52:34,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:34,471 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:34,471 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 20.03846153846154) internal successors, (521), 26 states have internal predecessors, (521), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:34,471 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:34,472 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:35,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:35,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:35,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:35,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:35,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:35,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:35,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:35,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:35,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:35,083 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (90)] Ended with exit code 0 [2024-05-06 10:52:35,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 90 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable365 [2024-05-06 10:52:35,272 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:35,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:35,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1490254254, now seen corresponding path program 1 times [2024-05-06 10:52:35,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:35,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509680345] [2024-05-06 10:52:35,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:35,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:35,606 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 70 proven. 415 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-05-06 10:52:35,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:35,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509680345] [2024-05-06 10:52:35,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509680345] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:35,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1779481134] [2024-05-06 10:52:35,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:35,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:35,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:35,608 INFO L229 MonitoredProcess]: Starting monitored process 91 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:35,608 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (91)] Waiting until timeout for monitored process [2024-05-06 10:52:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:37,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:52:37,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:38,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:38,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:38,554 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:38,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:38,586 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:38,607 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 80 proven. 395 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-05-06 10:52:38,607 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:38,711 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:38,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:52:38,716 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:38,716 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:52:38,718 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:52:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 80 proven. 260 refuted. 135 times theorem prover too weak. 130 trivial. 0 not checked. [2024-05-06 10:52:39,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1779481134] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:39,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:39,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 24 [2024-05-06 10:52:39,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1970510224] [2024-05-06 10:52:39,260 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:39,260 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 10:52:39,260 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:39,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 10:52:39,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=462, Unknown=2, NotChecked=0, Total=552 [2024-05-06 10:52:39,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:39,261 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:39,261 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 22.625) internal successors, (543), 24 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:39,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:39,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:39,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:39,261 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:39,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:39,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:39,843 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (91)] Forceful destruction successful, exit code 0 [2024-05-06 10:52:40,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 91 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable366 [2024-05-06 10:52:40,031 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:40,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:40,031 INFO L85 PathProgramCache]: Analyzing trace with hash 2024839053, now seen corresponding path program 1 times [2024-05-06 10:52:40,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:40,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1126535253] [2024-05-06 10:52:40,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:40,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:40,326 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 355 proven. 70 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-06 10:52:40,326 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:40,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1126535253] [2024-05-06 10:52:40,326 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1126535253] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:40,326 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [251663561] [2024-05-06 10:52:40,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:40,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:40,327 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:40,328 INFO L229 MonitoredProcess]: Starting monitored process 92 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:40,329 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Waiting until timeout for monitored process [2024-05-06 10:52:41,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:41,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 26 conjunts are in the unsatisfiable core [2024-05-06 10:52:41,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:42,728 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:42,744 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 165 proven. 260 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-06 10:52:42,744 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:42,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:52:43,003 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 355 proven. 70 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-05-06 10:52:43,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [251663561] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:43,003 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:43,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:52:43,003 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1681685500] [2024-05-06 10:52:43,003 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:43,004 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:52:43,004 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:43,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:52:43,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:52:43,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:43,004 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:43,004 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 30.642857142857142) internal successors, (429), 14 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:43,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:43,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:43,005 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:43,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:43,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:43,346 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Ended with exit code 0 [2024-05-06 10:52:43,534 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 92 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable367 [2024-05-06 10:52:43,534 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:43,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:43,534 INFO L85 PathProgramCache]: Analyzing trace with hash -932433810, now seen corresponding path program 1 times [2024-05-06 10:52:43,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:43,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531858507] [2024-05-06 10:52:43,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:43,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:43,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:43,926 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 80 proven. 435 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-05-06 10:52:43,927 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:43,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531858507] [2024-05-06 10:52:43,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531858507] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:43,927 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1269931862] [2024-05-06 10:52:43,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:43,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:43,927 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:43,928 INFO L229 MonitoredProcess]: Starting monitored process 93 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:43,932 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (93)] Waiting until timeout for monitored process [2024-05-06 10:52:45,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:45,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:52:45,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:46,538 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:46,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:46,768 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:46,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:46,800 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:46,820 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 130 proven. 375 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:52:46,820 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:46,915 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:46,915 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:52:46,919 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:46,920 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:52:46,922 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:52:47,464 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 130 proven. 375 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2024-05-06 10:52:47,464 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1269931862] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:47,464 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:47,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 24 [2024-05-06 10:52:47,464 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76319807] [2024-05-06 10:52:47,464 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:47,465 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 10:52:47,465 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:47,465 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 10:52:47,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=463, Unknown=1, NotChecked=0, Total=552 [2024-05-06 10:52:47,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:47,465 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:47,465 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 22.625) internal successors, (543), 24 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:47,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:47,465 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:47,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:48,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:48,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:48,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:48,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:48,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:48,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:48,076 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (93)] Ended with exit code 0 [2024-05-06 10:52:48,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 93 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable368 [2024-05-06 10:52:48,264 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:48,264 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:48,264 INFO L85 PathProgramCache]: Analyzing trace with hash 1693883981, now seen corresponding path program 1 times [2024-05-06 10:52:48,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:48,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085770355] [2024-05-06 10:52:48,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:48,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:48,467 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 345 proven. 35 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 10:52:48,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:48,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085770355] [2024-05-06 10:52:48,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085770355] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:48,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [710620242] [2024-05-06 10:52:48,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:48,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:48,468 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:48,469 INFO L229 MonitoredProcess]: Starting monitored process 94 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:48,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (94)] Waiting until timeout for monitored process [2024-05-06 10:52:50,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:50,062 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:52:50,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:50,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:50,854 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 120 proven. 260 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 10:52:50,854 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:50,863 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:52:51,082 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 345 proven. 35 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2024-05-06 10:52:51,082 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [710620242] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:51,083 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:51,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:52:51,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758898572] [2024-05-06 10:52:51,083 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:51,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:52:51,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:51,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:52:51,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:52:51,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:51,084 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:51,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 30.642857142857142) internal successors, (429), 14 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:51,085 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:51,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:51,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:51,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:51,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:51,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:51,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:51,456 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:51,468 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (94)] Ended with exit code 0 [2024-05-06 10:52:51,656 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 94 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable369 [2024-05-06 10:52:51,657 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:51,657 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:51,657 INFO L85 PathProgramCache]: Analyzing trace with hash 939845422, now seen corresponding path program 1 times [2024-05-06 10:52:51,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:51,657 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1338723208] [2024-05-06 10:52:51,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:51,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:51,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:52,073 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 85 proven. 415 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-05-06 10:52:52,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:52,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1338723208] [2024-05-06 10:52:52,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1338723208] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:52,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033270799] [2024-05-06 10:52:52,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:52,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:52,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:52,074 INFO L229 MonitoredProcess]: Starting monitored process 95 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:52,075 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Waiting until timeout for monitored process [2024-05-06 10:52:53,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:53,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:52:53,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:54,729 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:54,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:54,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:54,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:52:54,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:52:55,014 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 155 proven. 335 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-05-06 10:52:55,014 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:55,027 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_28206 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_28206) |c_t1_funThread7of11ForFork0_munge_~m#1.base|) |c_t1_funThread7of11ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:52:55,118 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:55,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:52:55,123 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:52:55,123 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:52:55,125 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:52:55,665 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 155 proven. 95 refuted. 0 times theorem prover too weak. 115 trivial. 240 not checked. [2024-05-06 10:52:55,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033270799] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:55,665 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:55,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 24 [2024-05-06 10:52:55,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579454091] [2024-05-06 10:52:55,666 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:55,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 10:52:55,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:55,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 10:52:55,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=424, Unknown=1, NotChecked=42, Total=552 [2024-05-06 10:52:55,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:55,667 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:55,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 22.625) internal successors, (543), 24 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:55,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:55,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:55,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:55,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:56,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:56,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:56,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:56,253 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Forceful destruction successful, exit code 0 [2024-05-06 10:52:56,451 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 95 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable370 [2024-05-06 10:52:56,452 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:56,452 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:56,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1529381389, now seen corresponding path program 1 times [2024-05-06 10:52:56,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:56,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75827425] [2024-05-06 10:52:56,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:56,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:56,661 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 315 proven. 25 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-05-06 10:52:56,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:52:56,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75827425] [2024-05-06 10:52:56,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75827425] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:52:56,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1460741567] [2024-05-06 10:52:56,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:56,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:56,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:52:56,663 INFO L229 MonitoredProcess]: Starting monitored process 96 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:52:56,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (96)] Waiting until timeout for monitored process [2024-05-06 10:52:58,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:52:58,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 820 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-06 10:52:58,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:52:58,984 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:52:58,999 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 130 proven. 210 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-05-06 10:52:58,999 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:52:59,009 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 12 [2024-05-06 10:52:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 315 proven. 25 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-05-06 10:52:59,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1460741567] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:52:59,181 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:52:59,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 8, 7] total 14 [2024-05-06 10:52:59,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617976698] [2024-05-06 10:52:59,181 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:52:59,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 10:52:59,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:52:59,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 10:52:59,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-05-06 10:52:59,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:59,182 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:52:59,182 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 30.642857142857142) internal successors, (429), 14 states have internal predecessors, (429), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:52:59,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:59,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:59,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:52:59,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:52:59,551 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (96)] Forceful destruction successful, exit code 0 [2024-05-06 10:52:59,751 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable371,96 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:52:59,751 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:52:59,751 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:52:59,751 INFO L85 PathProgramCache]: Analyzing trace with hash 278910222, now seen corresponding path program 1 times [2024-05-06 10:52:59,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:52:59,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369570626] [2024-05-06 10:52:59,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:52:59,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:52:59,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:00,157 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 90 proven. 375 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2024-05-06 10:53:00,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:53:00,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369570626] [2024-05-06 10:53:00,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369570626] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:53:00,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [368462011] [2024-05-06 10:53:00,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:00,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:53:00,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:53:00,158 INFO L229 MonitoredProcess]: Starting monitored process 97 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:53:00,159 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (97)] Waiting until timeout for monitored process [2024-05-06 10:53:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:01,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:53:01,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:53:02,801 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:53:03,028 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:53:03,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:53:03,063 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:53:03,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:53:03,082 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 180 proven. 275 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-05-06 10:53:03,082 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:53:03,195 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:53:03,195 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:53:03,200 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:53:03,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:53:03,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:53:03,817 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 180 proven. 275 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-05-06 10:53:03,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [368462011] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:53:03,817 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:53:03,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 24 [2024-05-06 10:53:03,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1092495265] [2024-05-06 10:53:03,818 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:53:03,818 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-05-06 10:53:03,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:53:03,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-05-06 10:53:03,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=88, Invalid=463, Unknown=1, NotChecked=0, Total=552 [2024-05-06 10:53:03,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:03,819 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:53:03,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 22.291666666666668) internal successors, (535), 24 states have internal predecessors, (535), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:03,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:03,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:04,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:04,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:04,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:53:04,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:04,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:53:04,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:04,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:04,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:04,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:04,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:04,415 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (97)] Ended with exit code 0 [2024-05-06 10:53:04,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable372,97 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:53:04,612 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:53:04,612 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:53:04,613 INFO L85 PathProgramCache]: Analyzing trace with hash -382024978, now seen corresponding path program 1 times [2024-05-06 10:53:04,613 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:53:04,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2145418037] [2024-05-06 10:53:04,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:04,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:04,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:04,948 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 95 proven. 355 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-05-06 10:53:04,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:53:04,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2145418037] [2024-05-06 10:53:04,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2145418037] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 10:53:04,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [751660366] [2024-05-06 10:53:04,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:04,949 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:53:04,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:53:04,950 INFO L229 MonitoredProcess]: Starting monitored process 98 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 10:53:04,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Waiting until timeout for monitored process [2024-05-06 10:53:06,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:06,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 811 conjuncts, 27 conjunts are in the unsatisfiable core [2024-05-06 10:53:06,545 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 10:53:07,644 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-05-06 10:53:07,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:53:07,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:53:07,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-06 10:53:07,931 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-05-06 10:53:07,950 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 205 proven. 235 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-05-06 10:53:07,950 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 10:53:07,963 WARN L854 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_28625 (Array Int Int))) (not (= (select (select (store |c_#pthreadsMutex| |c_~#__global_lock~0.base| v_ArrVal_28625) |c_t1_funThread9of11ForFork0_munge_~m#1.base|) |c_t1_funThread9of11ForFork0_munge_~m#1.offset|) 0))) is different from false [2024-05-06 10:53:08,072 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:53:08,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 19 treesize of output 20 [2024-05-06 10:53:08,077 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-06 10:53:08,078 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 36 [2024-05-06 10:53:08,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 18 [2024-05-06 10:53:08,624 INFO L134 CoverageAnalysis]: Checked inductivity of 605 backedges. 205 proven. 25 refuted. 0 times theorem prover too weak. 165 trivial. 210 not checked. [2024-05-06 10:53:08,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [751660366] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 10:53:08,624 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 10:53:08,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 10, 10] total 26 [2024-05-06 10:53:08,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431997746] [2024-05-06 10:53:08,624 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 10:53:08,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2024-05-06 10:53:08,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:53:08,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2024-05-06 10:53:08,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=505, Unknown=2, NotChecked=46, Total=650 [2024-05-06 10:53:08,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:08,625 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:53:08,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 20.653846153846153) internal successors, (537), 26 states have internal predecessors, (537), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:08,633 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:09,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-05-06 10:53:09,191 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-06 10:53:09,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Forceful destruction successful, exit code 0 [2024-05-06 10:53:09,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable373,98 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 10:53:09,391 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 23 more)] === [2024-05-06 10:53:09,392 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:53:09,392 INFO L85 PathProgramCache]: Analyzing trace with hash 308206127, now seen corresponding path program 1 times [2024-05-06 10:53:09,392 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:53:09,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [243213610] [2024-05-06 10:53:09,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:09,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:09,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:53:09,433 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 10:53:09,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 10:53:09,507 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 10:53:09,507 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 10:53:09,507 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 26 remaining) [2024-05-06 10:53:09,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (24 of 26 remaining) [2024-05-06 10:53:09,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (23 of 26 remaining) [2024-05-06 10:53:09,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (22 of 26 remaining) [2024-05-06 10:53:09,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (21 of 26 remaining) [2024-05-06 10:53:09,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (20 of 26 remaining) [2024-05-06 10:53:09,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (19 of 26 remaining) [2024-05-06 10:53:09,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (18 of 26 remaining) [2024-05-06 10:53:09,507 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (17 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (16 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (15 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (14 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (12 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 26 remaining) [2024-05-06 10:53:09,508 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 26 remaining) [2024-05-06 10:53:09,509 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 26 remaining) [2024-05-06 10:53:09,509 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable374 [2024-05-06 10:53:09,509 INFO L448 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:53:09,510 WARN L233 ceAbstractionStarter]: 11 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 10:53:09,510 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 12 thread instances. [2024-05-06 10:53:09,627 INFO L144 ThreadInstanceAdder]: Constructed 48 joinOtherThreadTransitions. [2024-05-06 10:53:09,634 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 10:53:09,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 10:53:09,634 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 10:53:09,635 INFO L229 MonitoredProcess]: Starting monitored process 99 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 10:53:09,651 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 10:53:09,651 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:53:09,651 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 10:53:09,651 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;@e32b304, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 10:53:09,651 INFO L358 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2024-05-06 10:53:09,658 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (99)] Waiting until timeout for monitored process [2024-05-06 10:53:09,685 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 25 more)] === [2024-05-06 10:53:09,685 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 10:53:09,685 INFO L85 PathProgramCache]: Analyzing trace with hash 97266848, now seen corresponding path program 1 times [2024-05-06 10:53:09,686 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 10:53:09,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783743146] [2024-05-06 10:53:09,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:09,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:09,740 INFO L134 CoverageAnalysis]: Checked inductivity of 720 backedges. 115 proven. 0 refuted. 0 times theorem prover too weak. 605 trivial. 0 not checked. [2024-05-06 10:53:09,740 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 10:53:09,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783743146] [2024-05-06 10:53:09,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783743146] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 10:53:09,740 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 10:53:09,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 10:53:09,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656664341] [2024-05-06 10:53:09,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 10:53:09,741 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 10:53:09,741 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 10:53:09,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 10:53:09,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 10:53:09,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:09,741 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 10:53:09,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 118.0) internal successors, (236), 2 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 10:53:09,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 10:53:09,842 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:09,842 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:53:09,910 INFO L85 PathProgramCache]: Analyzing trace with hash -819036250, now seen corresponding path program 1 times [2024-05-06 10:53:09,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:09,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:10,172 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:10,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:10,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:10,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:53:10,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-06 10:53:10,699 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:10,699 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:53:10,730 INFO L85 PathProgramCache]: Analyzing trace with hash -792353095, now seen corresponding path program 1 times [2024-05-06 10:53:10,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:10,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:10,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:10,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:10,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:10,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:11,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:11,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:11,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=115, Invalid=437, Unknown=0, NotChecked=0, Total=552 [2024-05-06 10:53:11,536 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 238 [2024-05-06 10:53:11,578 INFO L85 PathProgramCache]: Analyzing trace with hash -1727901585, now seen corresponding path program 1 times [2024-05-06 10:53:11,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:11,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:11,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:11,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:11,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:12,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:12,034 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:12,034 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=780, Unknown=0, NotChecked=0, Total=930 [2024-05-06 10:53:12,657 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:12,658 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:53:12,681 INFO L85 PathProgramCache]: Analyzing trace with hash 236956300, now seen corresponding path program 1 times [2024-05-06 10:53:12,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:12,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:12,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:12,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:12,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:13,090 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:13,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:13,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=181, Invalid=1225, Unknown=0, NotChecked=0, Total=1406 [2024-05-06 10:53:14,042 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:14,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1026 treesize of output 930 [2024-05-06 10:53:14,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1539805839, now seen corresponding path program 1 times [2024-05-06 10:53:14,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:14,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:14,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:14,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:14,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:14,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:14,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:14,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 10:53:14,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=216, Invalid=1764, Unknown=0, NotChecked=0, Total=1980 [2024-05-06 10:53:16,044 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:16,044 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:53:16,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1085569097, now seen corresponding path program 1 times [2024-05-06 10:53:16,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:16,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:16,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:16,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:16,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:16,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:16,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:16,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:16,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:16,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=237, Invalid=2313, Unknown=0, NotChecked=0, Total=2550 [2024-05-06 10:53:18,112 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:18,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:53:18,172 INFO L85 PathProgramCache]: Analyzing trace with hash 264260806, now seen corresponding path program 1 times [2024-05-06 10:53:18,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:18,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:18,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:18,666 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:18,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:18,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:18,859 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:18,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:18,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=281, Invalid=3141, Unknown=0, NotChecked=0, Total=3422 [2024-05-06 10:53:20,714 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 506 treesize of output 458 [2024-05-06 10:53:20,789 INFO L85 PathProgramCache]: Analyzing trace with hash 567415188, now seen corresponding path program 1 times [2024-05-06 10:53:20,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:20,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:21,254 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:21,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:21,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:21,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:21,453 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:21,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=324, Invalid=4098, Unknown=0, NotChecked=0, Total=4422 [2024-05-06 10:53:22,967 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:22,967 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:53:23,036 INFO L85 PathProgramCache]: Analyzing trace with hash -1254412241, now seen corresponding path program 1 times [2024-05-06 10:53:23,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:23,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:23,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:23,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:23,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:23,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:23,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:23,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:23,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=4899, Unknown=0, NotChecked=0, Total=5256 [2024-05-06 10:53:25,176 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:25,176 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:53:25,213 INFO L85 PathProgramCache]: Analyzing trace with hash 241307851, now seen corresponding path program 1 times [2024-05-06 10:53:25,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:25,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:25,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:25,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:25,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:25,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:25,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:25,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:25,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:25,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=393, Invalid=5927, Unknown=0, NotChecked=0, Total=6320 [2024-05-06 10:53:28,963 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:28,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:53:28,997 INFO L85 PathProgramCache]: Analyzing trace with hash 517922832, now seen corresponding path program 1 times [2024-05-06 10:53:28,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:28,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:29,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:29,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:29,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:29,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:29,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:29,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:29,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=431, Invalid=7051, Unknown=0, NotChecked=0, Total=7482 [2024-05-06 10:53:33,715 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:33,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:53:33,792 INFO L85 PathProgramCache]: Analyzing trace with hash 240608484, now seen corresponding path program 1 times [2024-05-06 10:53:33,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:33,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:34,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:34,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:34,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:34,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:34,444 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:34,444 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=468, Invalid=8274, Unknown=0, NotChecked=0, Total=8742 [2024-05-06 10:53:35,614 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:35,615 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:53:36,504 INFO L85 PathProgramCache]: Analyzing trace with hash 573161180, now seen corresponding path program 1 times [2024-05-06 10:53:36,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:36,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:36,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:37,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:37,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:37,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:37,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:37,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:37,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:53:37,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=523, Invalid=9983, Unknown=0, NotChecked=0, Total=10506 [2024-05-06 10:53:42,576 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:42,577 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 10:53:42,616 INFO L85 PathProgramCache]: Analyzing trace with hash -1874326254, now seen corresponding path program 1 times [2024-05-06 10:53:42,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:42,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:43,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:43,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:43,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:43,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:43,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:43,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:43,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=615, Invalid=11375, Unknown=0, NotChecked=0, Total=11990 [2024-05-06 10:53:48,516 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:48,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 10:53:48,557 INFO L85 PathProgramCache]: Analyzing trace with hash 1693093716, now seen corresponding path program 2 times [2024-05-06 10:53:48,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:48,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:48,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:48,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:48,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:49,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:49,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:49,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=636, Invalid=12020, Unknown=0, NotChecked=0, Total=12656 [2024-05-06 10:53:50,776 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:50,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:53:51,640 INFO L85 PathProgramCache]: Analyzing trace with hash -1543654339, now seen corresponding path program 1 times [2024-05-06 10:53:51,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:51,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:51,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:51,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:51,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:51,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:51,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:52,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:52,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:52,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=700, Invalid=13106, Unknown=0, NotChecked=0, Total=13806 [2024-05-06 10:53:53,452 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:53,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 532 treesize of output 484 [2024-05-06 10:53:54,363 INFO L85 PathProgramCache]: Analyzing trace with hash -946088223, now seen corresponding path program 1 times [2024-05-06 10:53:54,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:54,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:54,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:54,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:54,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:54,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:54,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:54,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:53:54,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=739, Invalid=14267, Unknown=0, NotChecked=0, Total=15006 [2024-05-06 10:53:56,156 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:53:56,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 568 treesize of output 520 [2024-05-06 10:53:57,020 INFO L85 PathProgramCache]: Analyzing trace with hash 1830826235, now seen corresponding path program 1 times [2024-05-06 10:53:57,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:57,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:57,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:57,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:53:57,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:53:57,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:53:57,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:53:57,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-05-06 10:53:57,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=778, Invalid=15734, Unknown=0, NotChecked=0, Total=16512 [2024-05-06 10:54:01,570 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 262 treesize of output 238 [2024-05-06 10:54:01,615 INFO L85 PathProgramCache]: Analyzing trace with hash 922384624, now seen corresponding path program 1 times [2024-05-06 10:54:01,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:01,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:01,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:01,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:01,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:01,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:02,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:02,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:54:02,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=842, Invalid=16714, Unknown=0, NotChecked=0, Total=17556 [2024-05-06 10:54:06,365 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:06,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:54:06,401 INFO L85 PathProgramCache]: Analyzing trace with hash 498788704, now seen corresponding path program 2 times [2024-05-06 10:54:06,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:06,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:06,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:06,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:06,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:06,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:06,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:07,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:07,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:54:07,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=868, Invalid=17764, Unknown=0, NotChecked=0, Total=18632 [2024-05-06 10:54:11,759 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:11,759 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:54:11,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1167843660, now seen corresponding path program 2 times [2024-05-06 10:54:11,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:11,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:12,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:12,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:12,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:12,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:12,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:12,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:54:12,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=889, Invalid=18851, Unknown=0, NotChecked=0, Total=19740 [2024-05-06 10:54:13,797 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:13,797 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:54:14,795 INFO L85 PathProgramCache]: Analyzing trace with hash -2040719318, now seen corresponding path program 1 times [2024-05-06 10:54:14,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:14,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:14,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:15,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:15,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:15,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:15,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:15,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:15,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-06 10:54:15,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=913, Invalid=19967, Unknown=0, NotChecked=0, Total=20880 [2024-05-06 10:54:18,871 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:18,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1056 treesize of output 960 [2024-05-06 10:54:19,434 INFO L85 PathProgramCache]: Analyzing trace with hash -2137090278, now seen corresponding path program 1 times [2024-05-06 10:54:19,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:19,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:19,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:19,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:19,807 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:19,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:19,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:20,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:20,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:54:20,044 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=969, Invalid=21681, Unknown=0, NotChecked=0, Total=22650 [2024-05-06 10:54:26,388 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:26,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 514 treesize of output 466 [2024-05-06 10:54:26,740 INFO L85 PathProgramCache]: Analyzing trace with hash -581912752, now seen corresponding path program 1 times [2024-05-06 10:54:26,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:26,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:26,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:27,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:27,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:27,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:27,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:27,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:27,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:54:27,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=998, Invalid=22872, Unknown=0, NotChecked=0, Total=23870 [2024-05-06 10:54:34,193 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:34,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1038 treesize of output 942 [2024-05-06 10:54:34,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1177072492, now seen corresponding path program 1 times [2024-05-06 10:54:34,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:34,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:35,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:35,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:35,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:35,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:35,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:54:35,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1021, Invalid=24419, Unknown=0, NotChecked=0, Total=25440 [2024-05-06 10:54:36,847 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:36,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 288 treesize of output 264 [2024-05-06 10:54:38,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1972147117, now seen corresponding path program 1 times [2024-05-06 10:54:38,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:38,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:39,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:39,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:39,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:39,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:39,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:54:39,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1122, Invalid=27608, Unknown=0, NotChecked=0, Total=28730 [2024-05-06 10:54:48,500 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:48,500 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:54:48,971 INFO L85 PathProgramCache]: Analyzing trace with hash 1987450401, now seen corresponding path program 1 times [2024-05-06 10:54:48,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:48,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:49,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:49,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:49,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:49,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:49,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:49,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:49,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:54:49,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1382, Invalid=32290, Unknown=0, NotChecked=0, Total=33672 [2024-05-06 10:54:55,408 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:55,408 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 550 treesize of output 502 [2024-05-06 10:54:55,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1066722558, now seen corresponding path program 1 times [2024-05-06 10:54:55,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:55,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:56,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:56,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:56,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:56,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:56,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:56,645 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:56,646 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:54:56,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1403, Invalid=33753, Unknown=0, NotChecked=0, Total=35156 [2024-05-06 10:54:57,424 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:54:57,424 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 34 [2024-05-06 10:54:58,795 INFO L85 PathProgramCache]: Analyzing trace with hash -1957971347, now seen corresponding path program 1 times [2024-05-06 10:54:58,795 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:58,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:58,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:59,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:59,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:54:59,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:54:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:54:59,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:54:59,572 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-05-06 10:54:59,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1454, Invalid=35988, Unknown=0, NotChecked=0, Total=37442 [2024-05-06 10:55:12,755 INFO L349 Elim1Store]: treesize reduction 7, result has 36.4 percent of original size [2024-05-06 10:55:12,755 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 270 treesize of output 246 [2024-05-06 10:55:12,946 INFO L85 PathProgramCache]: Analyzing trace with hash -2028151472, now seen corresponding path program 1 times [2024-05-06 10:55:12,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:55:12,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:55:12,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:55:13,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:55:13,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 10:55:13,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 10:55:13,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 10:55:13,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 10:55:13,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-06 10:55:13,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1659, Invalid=40983, Unknown=0, NotChecked=0, Total=42642 Received shutdown request... [2024-05-06 10:55:14,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable393,SelfDestructingSolverStorable394,SelfDestructingSolverStorable395,SelfDestructingSolverStorable396,SelfDestructingSolverStorable390,SelfDestructingSolverStorable391,SelfDestructingSolverStorable392,SelfDestructingSolverStorable427,SelfDestructingSolverStorable428,SelfDestructingSolverStorable429,SelfDestructingSolverStorable423,SelfDestructingSolverStorable424,SelfDestructingSolverStorable425,SelfDestructingSolverStorable426,SelfDestructingSolverStorable386,SelfDestructingSolverStorable387,SelfDestructingSolverStorable420,SelfDestructingSolverStorable388,SelfDestructingSolverStorable421,SelfDestructingSolverStorable389,SelfDestructingSolverStorable422,SelfDestructingSolverStorable382,SelfDestructingSolverStorable383,SelfDestructingSolverStorable384,SelfDestructingSolverStorable385,SelfDestructingSolverStorable380,SelfDestructingSolverStorable381,SelfDestructingSolverStorable416,SelfDestructingSolverStorable417,SelfDestructingSolverStorable418,SelfDestructingSolverStorable419,SelfDestructingSolverStorable379,SelfDestructingSolverStorable412,SelfDestructingSolverStorable413,SelfDestructingSolverStorable414,SelfDestructingSolverStorable415,SelfDestructingSolverStorable375,SelfDestructingSolverStorable376,SelfDestructingSolverStorable377,SelfDestructingSolverStorable410,SelfDestructingSolverStorable378,SelfDestructingSolverStorable411,SelfDestructingSolverStorable409,SelfDestructingSolverStorable405,SelfDestructingSolverStorable406,SelfDestructingSolverStorable407,SelfDestructingSolverStorable408,SelfDestructingSolverStorable401,SelfDestructingSolverStorable402,SelfDestructingSolverStorable403,SelfDestructingSolverStorable404,SelfDestructingSolverStorable400,SelfDestructingSolverStorable434,SelfDestructingSolverStorable435,SelfDestructingSolverStorable397,SelfDestructingSolverStorable430,SelfDestructingSolverStorable398,SelfDestructingSolverStorable431,SelfDestructingSolverStorable399,SelfDestructingSolverStorable432,SelfDestructingSolverStorable433 [2024-05-06 10:55:14,138 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 208 known predicates. [2024-05-06 10:55:14,138 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (27 of 28 remaining) [2024-05-06 10:55:14,138 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 28 remaining) [2024-05-06 10:55:14,138 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (24 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (23 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (22 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (21 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (20 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (19 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (18 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (17 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (16 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (15 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (14 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (13 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t2_funErr0ASSERT_VIOLATIONERROR_FUNCTION (12 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (11 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (10 of 28 remaining) [2024-05-06 10:55:14,139 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (9 of 28 remaining) [2024-05-06 10:55:14,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 28 remaining) [2024-05-06 10:55:14,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (7 of 28 remaining) [2024-05-06 10:55:14,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 28 remaining) [2024-05-06 10:55:14,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (5 of 28 remaining) [2024-05-06 10:55:14,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 28 remaining) [2024-05-06 10:55:14,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 28 remaining) [2024-05-06 10:55:14,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 28 remaining) [2024-05-06 10:55:14,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 28 remaining) [2024-05-06 10:55:14,140 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location t1_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 28 remaining) [2024-05-06 10:55:14,141 INFO L448 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 10:55:14,143 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 12 thread instances [2024-05-06 10:55:14,143 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 10:55:14,147 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 10:55:14 BasicIcfg [2024-05-06 10:55:14,147 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 10:55:14,147 INFO L158 Benchmark]: Toolchain (without parser) took 782811.27ms. Allocated memory was 340.8MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 265.9MB in the beginning and 1.6GB in the end (delta: -1.3GB). Peak memory consumption was 2.0GB. Max. memory is 8.0GB. [2024-05-06 10:55:14,147 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 150.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 10:55:14,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.23ms. Allocated memory is still 340.8MB. Free memory was 265.8MB in the beginning and 244.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. [2024-05-06 10:55:14,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.00ms. Allocated memory is still 340.8MB. Free memory was 244.8MB in the beginning and 242.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 10:55:14,147 INFO L158 Benchmark]: Boogie Preprocessor took 48.86ms. Allocated memory is still 340.8MB. Free memory was 242.2MB in the beginning and 240.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-06 10:55:14,147 INFO L158 Benchmark]: RCFGBuilder took 570.57ms. Allocated memory is still 340.8MB. Free memory was 240.1MB in the beginning and 285.3MB in the end (delta: -45.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-06 10:55:14,147 INFO L158 Benchmark]: TraceAbstraction took 781675.94ms. Allocated memory was 340.8MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 283.7MB in the beginning and 1.6GB in the end (delta: -1.3GB). Peak memory consumption was 2.0GB. Max. memory is 8.0GB. [2024-05-06 10:55:14,148 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 181.4MB. Free memory is still 150.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 448.23ms. Allocated memory is still 340.8MB. Free memory was 265.8MB in the beginning and 244.9MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 63.00ms. Allocated memory is still 340.8MB. Free memory was 244.8MB in the beginning and 242.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 48.86ms. Allocated memory is still 340.8MB. Free memory was 242.2MB in the beginning and 240.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 570.57ms. Allocated memory is still 340.8MB. Free memory was 240.1MB in the beginning and 285.3MB in the end (delta: -45.2MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * TraceAbstraction took 781675.94ms. Allocated memory was 340.8MB in the beginning and 2.4GB in the end (delta: 2.1GB). Free memory was 283.7MB in the beginning and 1.6GB in the end (delta: -1.3GB). Peak memory consumption was 2.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 192, independent: 141, independent conditional: 72, independent unconditional: 69, dependent: 51, dependent conditional: 51, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 72, independent unconditional: 69, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 72, independent unconditional: 69, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 72, independent unconditional: 69, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 85, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 85, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 141, independent: 56, independent conditional: 0, independent unconditional: 56, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 85, unknown conditional: 0, unknown unconditional: 85] , Statistics on independence cache: Total cache size (in pairs): 85, Positive cache size: 85, Positive conditional cache size: 0, Positive unconditional cache size: 85, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 141, independent: 141, independent conditional: 0, independent unconditional: 141, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 85, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 85, independent: 85, independent conditional: 0, independent unconditional: 85, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 141, independent: 56, independent conditional: 0, independent unconditional: 56, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 85, unknown conditional: 0, unknown unconditional: 85] , Statistics on independence cache: Total cache size (in pairs): 85, Positive cache size: 85, Positive conditional cache size: 0, Positive unconditional cache size: 85, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0 ], Independence queries for same thread: 51 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 710, independent: 552, independent conditional: 358, independent unconditional: 194, dependent: 158, dependent conditional: 158, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 552, independent: 552, independent conditional: 358, independent unconditional: 194, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 552, independent: 552, independent conditional: 358, independent unconditional: 194, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 552, independent: 552, independent conditional: 358, independent unconditional: 194, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 552, independent: 552, independent conditional: 54, independent unconditional: 498, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 552, independent: 552, independent conditional: 12, independent unconditional: 540, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 552, independent: 552, independent conditional: 12, independent unconditional: 540, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 223, independent: 223, independent conditional: 0, independent unconditional: 223, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 223, independent: 222, independent conditional: 0, independent unconditional: 222, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35, independent: 35, independent conditional: 0, independent unconditional: 35, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 552, independent: 329, independent conditional: 12, independent unconditional: 317, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 223, unknown conditional: 0, unknown unconditional: 223] , Statistics on independence cache: Total cache size (in pairs): 223, Positive cache size: 223, Positive conditional cache size: 0, Positive unconditional cache size: 223, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 42, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 552, independent: 552, independent conditional: 54, independent unconditional: 498, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 552, independent: 552, independent conditional: 12, independent unconditional: 540, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 552, independent: 552, independent conditional: 12, independent unconditional: 540, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 223, independent: 223, independent conditional: 0, independent unconditional: 223, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 223, independent: 222, independent conditional: 0, independent unconditional: 222, dependent: 1, dependent conditional: 0, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35, independent: 35, independent conditional: 0, independent unconditional: 35, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 552, independent: 329, independent conditional: 12, independent unconditional: 317, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 223, unknown conditional: 0, unknown unconditional: 223] , Statistics on independence cache: Total cache size (in pairs): 223, Positive cache size: 223, Positive conditional cache size: 0, Positive unconditional cache size: 223, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 42 ], Independence queries for same thread: 158 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 4117, independent: 3465, independent conditional: 2982, independent unconditional: 483, dependent: 652, dependent conditional: 652, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3471, independent: 3465, independent conditional: 2982, independent unconditional: 483, dependent: 6, dependent conditional: 6, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3471, independent: 3465, independent conditional: 2982, independent unconditional: 483, dependent: 6, dependent conditional: 6, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 3471, independent: 3465, independent conditional: 2982, independent unconditional: 483, dependent: 6, dependent conditional: 6, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3496, independent: 3465, independent conditional: 799, independent unconditional: 2666, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3496, independent: 3465, independent conditional: 325, independent unconditional: 3140, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3496, independent: 3465, independent conditional: 325, independent unconditional: 3140, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 596, independent: 586, independent conditional: 7, independent unconditional: 579, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 596, independent: 575, independent conditional: 0, independent unconditional: 575, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 11, independent conditional: 2, independent unconditional: 9, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 11, independent conditional: 2, independent unconditional: 9, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 91, independent: 62, independent conditional: 10, independent unconditional: 52, dependent: 29, dependent conditional: 24, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3496, independent: 2879, independent conditional: 318, independent unconditional: 2561, dependent: 21, dependent conditional: 8, dependent unconditional: 13, unknown: 596, unknown conditional: 15, unknown unconditional: 581] , Statistics on independence cache: Total cache size (in pairs): 596, Positive cache size: 586, Positive conditional cache size: 7, Positive unconditional cache size: 579, Negative cache size: 10, Negative conditional cache size: 8, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 474, Maximal queried relation: 4, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3496, independent: 3465, independent conditional: 799, independent unconditional: 2666, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 3496, independent: 3465, independent conditional: 325, independent unconditional: 3140, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3496, independent: 3465, independent conditional: 325, independent unconditional: 3140, dependent: 31, dependent conditional: 16, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 596, independent: 586, independent conditional: 7, independent unconditional: 579, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 596, independent: 575, independent conditional: 0, independent unconditional: 575, dependent: 21, dependent conditional: 0, dependent unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 21, independent: 11, independent conditional: 2, independent unconditional: 9, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 21, independent: 11, independent conditional: 2, independent unconditional: 9, dependent: 10, dependent conditional: 8, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 91, independent: 62, independent conditional: 10, independent unconditional: 52, dependent: 29, dependent conditional: 24, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 3496, independent: 2879, independent conditional: 318, independent unconditional: 2561, dependent: 21, dependent conditional: 8, dependent unconditional: 13, unknown: 596, unknown conditional: 15, unknown unconditional: 581] , Statistics on independence cache: Total cache size (in pairs): 596, Positive cache size: 586, Positive conditional cache size: 7, Positive unconditional cache size: 579, Negative cache size: 10, Negative conditional cache size: 8, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 474 ], Independence queries for same thread: 646 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 20595, independent: 18053, independent conditional: 17241, independent unconditional: 812, dependent: 2542, dependent conditional: 2540, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18090, independent: 18053, independent conditional: 17241, independent unconditional: 812, dependent: 37, dependent conditional: 35, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18090, independent: 18053, independent conditional: 17241, independent unconditional: 812, dependent: 37, dependent conditional: 35, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 18090, independent: 18053, independent conditional: 17241, independent unconditional: 812, dependent: 37, dependent conditional: 35, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18380, independent: 18053, independent conditional: 5762, independent unconditional: 12291, dependent: 327, dependent conditional: 237, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18380, independent: 18053, independent conditional: 2139, independent unconditional: 15914, dependent: 327, dependent conditional: 182, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18380, independent: 18053, independent conditional: 2139, independent unconditional: 15914, dependent: 327, dependent conditional: 182, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1394, independent: 1317, independent conditional: 87, independent unconditional: 1230, dependent: 77, dependent conditional: 66, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1394, independent: 1290, independent conditional: 0, independent unconditional: 1290, dependent: 104, dependent conditional: 0, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 104, independent: 27, independent conditional: 15, independent unconditional: 12, dependent: 77, dependent conditional: 66, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 104, independent: 27, independent conditional: 15, independent unconditional: 12, dependent: 77, dependent conditional: 66, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, independent: 76, independent conditional: 31, independent unconditional: 46, dependent: 140, dependent conditional: 123, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18380, independent: 16736, independent conditional: 2052, independent unconditional: 14684, dependent: 250, dependent conditional: 116, dependent unconditional: 134, unknown: 1394, unknown conditional: 153, unknown unconditional: 1241] , Statistics on independence cache: Total cache size (in pairs): 1394, Positive cache size: 1317, Positive conditional cache size: 87, Positive unconditional cache size: 1230, Negative cache size: 77, Negative conditional cache size: 66, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3678, Maximal queried relation: 11, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 18380, independent: 18053, independent conditional: 5762, independent unconditional: 12291, dependent: 327, dependent conditional: 237, dependent unconditional: 90, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 18380, independent: 18053, independent conditional: 2139, independent unconditional: 15914, dependent: 327, dependent conditional: 182, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 18380, independent: 18053, independent conditional: 2139, independent unconditional: 15914, dependent: 327, dependent conditional: 182, dependent unconditional: 145, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1394, independent: 1317, independent conditional: 87, independent unconditional: 1230, dependent: 77, dependent conditional: 66, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1394, independent: 1290, independent conditional: 0, independent unconditional: 1290, dependent: 104, dependent conditional: 0, dependent unconditional: 104, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 104, independent: 27, independent conditional: 15, independent unconditional: 12, dependent: 77, dependent conditional: 66, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 104, independent: 27, independent conditional: 15, independent unconditional: 12, dependent: 77, dependent conditional: 66, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 216, independent: 76, independent conditional: 31, independent unconditional: 46, dependent: 140, dependent conditional: 123, dependent unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 18380, independent: 16736, independent conditional: 2052, independent unconditional: 14684, dependent: 250, dependent conditional: 116, dependent unconditional: 134, unknown: 1394, unknown conditional: 153, unknown unconditional: 1241] , Statistics on independence cache: Total cache size (in pairs): 1394, Positive cache size: 1317, Positive conditional cache size: 87, Positive unconditional cache size: 1230, Negative cache size: 77, Negative conditional cache size: 66, Negative unconditional cache size: 11, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 3678 ], Independence queries for same thread: 2505 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 25688, independent: 22533, independent conditional: 21688, independent unconditional: 845, dependent: 3155, dependent conditional: 3153, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 22572, independent: 22533, independent conditional: 21688, independent unconditional: 845, dependent: 39, dependent conditional: 37, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22572, independent: 22533, independent conditional: 21688, independent unconditional: 845, dependent: 39, dependent conditional: 37, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 22572, independent: 22533, independent conditional: 21688, independent unconditional: 845, dependent: 39, dependent conditional: 37, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22848, independent: 22533, independent conditional: 7229, independent unconditional: 15304, dependent: 315, dependent conditional: 230, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22848, independent: 22533, independent conditional: 2635, independent unconditional: 19898, dependent: 315, dependent conditional: 178, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22848, independent: 22533, independent conditional: 2635, independent unconditional: 19898, dependent: 315, dependent conditional: 178, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1928, independent: 1850, independent conditional: 186, independent unconditional: 1664, dependent: 78, dependent conditional: 65, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1928, independent: 1807, independent conditional: 0, independent unconditional: 1807, dependent: 121, dependent conditional: 0, dependent unconditional: 121, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 121, independent: 43, independent conditional: 19, independent unconditional: 24, dependent: 78, dependent conditional: 65, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 121, independent: 43, independent conditional: 19, independent unconditional: 24, dependent: 78, dependent conditional: 65, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, independent: 70, independent conditional: 27, independent unconditional: 43, dependent: 144, dependent conditional: 127, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 22848, independent: 20683, independent conditional: 2449, independent unconditional: 18234, dependent: 237, dependent conditional: 113, dependent unconditional: 124, unknown: 1928, unknown conditional: 251, unknown unconditional: 1677] , Statistics on independence cache: Total cache size (in pairs): 1928, Positive cache size: 1850, Positive conditional cache size: 186, Positive unconditional cache size: 1664, Negative cache size: 78, Negative conditional cache size: 65, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4646, Maximal queried relation: 11, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22848, independent: 22533, independent conditional: 7229, independent unconditional: 15304, dependent: 315, dependent conditional: 230, dependent unconditional: 85, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 22848, independent: 22533, independent conditional: 2635, independent unconditional: 19898, dependent: 315, dependent conditional: 178, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 22848, independent: 22533, independent conditional: 2635, independent unconditional: 19898, dependent: 315, dependent conditional: 178, dependent unconditional: 137, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1928, independent: 1850, independent conditional: 186, independent unconditional: 1664, dependent: 78, dependent conditional: 65, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1928, independent: 1807, independent conditional: 0, independent unconditional: 1807, dependent: 121, dependent conditional: 0, dependent unconditional: 121, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 121, independent: 43, independent conditional: 19, independent unconditional: 24, dependent: 78, dependent conditional: 65, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 121, independent: 43, independent conditional: 19, independent unconditional: 24, dependent: 78, dependent conditional: 65, dependent unconditional: 13, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 214, independent: 70, independent conditional: 27, independent unconditional: 43, dependent: 144, dependent conditional: 127, dependent unconditional: 18, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 22848, independent: 20683, independent conditional: 2449, independent unconditional: 18234, dependent: 237, dependent conditional: 113, dependent unconditional: 124, unknown: 1928, unknown conditional: 251, unknown unconditional: 1677] , Statistics on independence cache: Total cache size (in pairs): 1928, Positive cache size: 1850, Positive conditional cache size: 186, Positive unconditional cache size: 1664, Negative cache size: 78, Negative conditional cache size: 65, Negative unconditional cache size: 13, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4646 ], Independence queries for same thread: 3116 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 43472, independent: 38522, independent conditional: 37635, independent unconditional: 887, dependent: 4950, dependent conditional: 4948, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 38618, independent: 38522, independent conditional: 37635, independent unconditional: 887, dependent: 96, dependent conditional: 94, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 38618, independent: 38522, independent conditional: 37635, independent unconditional: 887, dependent: 96, dependent conditional: 94, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 38618, independent: 38522, independent conditional: 37635, independent unconditional: 887, dependent: 96, dependent conditional: 94, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39190, independent: 38522, independent conditional: 12685, independent unconditional: 25837, dependent: 668, dependent conditional: 507, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 39190, independent: 38522, independent conditional: 5836, independent unconditional: 32686, dependent: 668, dependent conditional: 413, dependent unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 39190, independent: 38522, independent conditional: 5836, independent unconditional: 32686, dependent: 668, dependent conditional: 413, dependent unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3146, independent: 2986, independent conditional: 427, independent unconditional: 2559, dependent: 160, dependent conditional: 133, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3146, independent: 2898, independent conditional: 0, independent unconditional: 2898, dependent: 248, dependent conditional: 0, dependent unconditional: 248, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 248, independent: 88, independent conditional: 38, independent unconditional: 50, dependent: 160, dependent conditional: 133, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 248, independent: 88, independent conditional: 38, independent unconditional: 50, dependent: 160, dependent conditional: 133, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 364, independent: 108, independent conditional: 45, independent unconditional: 63, dependent: 256, dependent conditional: 214, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 39190, independent: 35536, independent conditional: 5409, independent unconditional: 30127, dependent: 508, dependent conditional: 280, dependent unconditional: 228, unknown: 3146, unknown conditional: 560, unknown unconditional: 2586] , Statistics on independence cache: Total cache size (in pairs): 3146, Positive cache size: 2986, Positive conditional cache size: 427, Positive unconditional cache size: 2559, Negative cache size: 160, Negative conditional cache size: 133, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6943, Maximal queried relation: 13, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 39190, independent: 38522, independent conditional: 12685, independent unconditional: 25837, dependent: 668, dependent conditional: 507, dependent unconditional: 161, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 39190, independent: 38522, independent conditional: 5836, independent unconditional: 32686, dependent: 668, dependent conditional: 413, dependent unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 39190, independent: 38522, independent conditional: 5836, independent unconditional: 32686, dependent: 668, dependent conditional: 413, dependent unconditional: 255, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3146, independent: 2986, independent conditional: 427, independent unconditional: 2559, dependent: 160, dependent conditional: 133, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3146, independent: 2898, independent conditional: 0, independent unconditional: 2898, dependent: 248, dependent conditional: 0, dependent unconditional: 248, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 248, independent: 88, independent conditional: 38, independent unconditional: 50, dependent: 160, dependent conditional: 133, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 248, independent: 88, independent conditional: 38, independent unconditional: 50, dependent: 160, dependent conditional: 133, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 364, independent: 108, independent conditional: 45, independent unconditional: 63, dependent: 256, dependent conditional: 214, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 39190, independent: 35536, independent conditional: 5409, independent unconditional: 30127, dependent: 508, dependent conditional: 280, dependent unconditional: 228, unknown: 3146, unknown conditional: 560, unknown unconditional: 2586] , Statistics on independence cache: Total cache size (in pairs): 3146, Positive cache size: 2986, Positive conditional cache size: 427, Positive unconditional cache size: 2559, Negative cache size: 160, Negative conditional cache size: 133, Negative unconditional cache size: 27, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6943 ], Independence queries for same thread: 4854 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 126869, independent: 114356, independent conditional: 113426, independent unconditional: 930, dependent: 12513, dependent conditional: 12511, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 114743, independent: 114356, independent conditional: 113426, independent unconditional: 930, dependent: 387, dependent conditional: 385, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 114743, independent: 114356, independent conditional: 113426, independent unconditional: 930, dependent: 387, dependent conditional: 385, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 114743, independent: 114356, independent conditional: 113426, independent unconditional: 930, dependent: 387, dependent conditional: 385, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 118676, independent: 114356, independent conditional: 37282, independent unconditional: 77074, dependent: 4320, dependent conditional: 3671, dependent unconditional: 649, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 118676, independent: 114356, independent conditional: 19808, independent unconditional: 94548, dependent: 4320, dependent conditional: 2534, dependent unconditional: 1786, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 118676, independent: 114356, independent conditional: 19808, independent unconditional: 94548, dependent: 4320, dependent conditional: 2534, dependent unconditional: 1786, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5803, independent: 5168, independent conditional: 943, independent unconditional: 4225, dependent: 635, dependent conditional: 569, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5803, independent: 4986, independent conditional: 0, independent unconditional: 4986, dependent: 817, dependent conditional: 0, dependent unconditional: 817, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 817, independent: 182, independent conditional: 87, independent unconditional: 95, dependent: 635, dependent conditional: 569, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 817, independent: 182, independent conditional: 87, independent unconditional: 95, dependent: 635, dependent conditional: 569, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1240, independent: 229, independent conditional: 126, independent unconditional: 102, dependent: 1011, dependent conditional: 939, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 118676, independent: 109188, independent conditional: 18865, independent unconditional: 90323, dependent: 3685, dependent conditional: 1965, dependent unconditional: 1720, unknown: 5803, unknown conditional: 1512, unknown unconditional: 4291] , Statistics on independence cache: Total cache size (in pairs): 5803, Positive cache size: 5168, Positive conditional cache size: 943, Positive unconditional cache size: 4225, Negative cache size: 635, Negative conditional cache size: 569, Negative unconditional cache size: 66, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18611, Maximal queried relation: 29, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 118676, independent: 114356, independent conditional: 37282, independent unconditional: 77074, dependent: 4320, dependent conditional: 3671, dependent unconditional: 649, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 118676, independent: 114356, independent conditional: 19808, independent unconditional: 94548, dependent: 4320, dependent conditional: 2534, dependent unconditional: 1786, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 118676, independent: 114356, independent conditional: 19808, independent unconditional: 94548, dependent: 4320, dependent conditional: 2534, dependent unconditional: 1786, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 5803, independent: 5168, independent conditional: 943, independent unconditional: 4225, dependent: 635, dependent conditional: 569, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 5803, independent: 4986, independent conditional: 0, independent unconditional: 4986, dependent: 817, dependent conditional: 0, dependent unconditional: 817, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 817, independent: 182, independent conditional: 87, independent unconditional: 95, dependent: 635, dependent conditional: 569, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 817, independent: 182, independent conditional: 87, independent unconditional: 95, dependent: 635, dependent conditional: 569, dependent unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1240, independent: 229, independent conditional: 126, independent unconditional: 102, dependent: 1011, dependent conditional: 939, dependent unconditional: 73, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 118676, independent: 109188, independent conditional: 18865, independent unconditional: 90323, dependent: 3685, dependent conditional: 1965, dependent unconditional: 1720, unknown: 5803, unknown conditional: 1512, unknown unconditional: 4291] , Statistics on independence cache: Total cache size (in pairs): 5803, Positive cache size: 5168, Positive conditional cache size: 943, Positive unconditional cache size: 4225, Negative cache size: 635, Negative conditional cache size: 569, Negative unconditional cache size: 66, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 18611 ], Independence queries for same thread: 12126 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 146421, independent: 132939, independent conditional: 131963, independent unconditional: 976, dependent: 13482, dependent conditional: 13480, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 133370, independent: 132939, independent conditional: 131963, independent unconditional: 976, dependent: 431, dependent conditional: 429, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 133370, independent: 132939, independent conditional: 131963, independent unconditional: 976, dependent: 431, dependent conditional: 429, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 133370, independent: 132939, independent conditional: 131963, independent unconditional: 976, dependent: 431, dependent conditional: 429, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 138877, independent: 132939, independent conditional: 41765, independent unconditional: 91174, dependent: 5938, dependent conditional: 5162, dependent unconditional: 776, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 138877, independent: 132939, independent conditional: 20585, independent unconditional: 112354, dependent: 5938, dependent conditional: 3469, dependent unconditional: 2469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 138877, independent: 132939, independent conditional: 20585, independent unconditional: 112354, dependent: 5938, dependent conditional: 3469, dependent unconditional: 2469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6237, independent: 5507, independent conditional: 942, independent unconditional: 4565, dependent: 730, dependent conditional: 661, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6237, independent: 5343, independent conditional: 0, independent unconditional: 5343, dependent: 894, dependent conditional: 0, dependent unconditional: 894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 894, independent: 164, independent conditional: 83, independent unconditional: 81, dependent: 730, dependent conditional: 661, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 894, independent: 164, independent conditional: 83, independent unconditional: 81, dependent: 730, dependent conditional: 661, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1359, independent: 212, independent conditional: 111, independent unconditional: 101, dependent: 1147, dependent conditional: 1073, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 138877, independent: 127432, independent conditional: 19643, independent unconditional: 107789, dependent: 5208, dependent conditional: 2808, dependent unconditional: 2400, unknown: 6237, unknown conditional: 1603, unknown unconditional: 4634] , Statistics on independence cache: Total cache size (in pairs): 6237, Positive cache size: 5507, Positive conditional cache size: 942, Positive unconditional cache size: 4565, Negative cache size: 730, Negative conditional cache size: 661, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 22873, Maximal queried relation: 29, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 138877, independent: 132939, independent conditional: 41765, independent unconditional: 91174, dependent: 5938, dependent conditional: 5162, dependent unconditional: 776, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 138877, independent: 132939, independent conditional: 20585, independent unconditional: 112354, dependent: 5938, dependent conditional: 3469, dependent unconditional: 2469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 138877, independent: 132939, independent conditional: 20585, independent unconditional: 112354, dependent: 5938, dependent conditional: 3469, dependent unconditional: 2469, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 6237, independent: 5507, independent conditional: 942, independent unconditional: 4565, dependent: 730, dependent conditional: 661, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 6237, independent: 5343, independent conditional: 0, independent unconditional: 5343, dependent: 894, dependent conditional: 0, dependent unconditional: 894, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 894, independent: 164, independent conditional: 83, independent unconditional: 81, dependent: 730, dependent conditional: 661, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 894, independent: 164, independent conditional: 83, independent unconditional: 81, dependent: 730, dependent conditional: 661, dependent unconditional: 69, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1359, independent: 212, independent conditional: 111, independent unconditional: 101, dependent: 1147, dependent conditional: 1073, dependent unconditional: 74, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 138877, independent: 127432, independent conditional: 19643, independent unconditional: 107789, dependent: 5208, dependent conditional: 2808, dependent unconditional: 2400, unknown: 6237, unknown conditional: 1603, unknown unconditional: 4634] , Statistics on independence cache: Total cache size (in pairs): 6237, Positive cache size: 5507, Positive conditional cache size: 942, Positive unconditional cache size: 4565, Negative cache size: 730, Negative conditional cache size: 661, Negative unconditional cache size: 69, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 22873 ], Independence queries for same thread: 13051 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 202586, independent: 184557, independent conditional: 183546, independent unconditional: 1011, dependent: 18029, dependent conditional: 18027, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 185130, independent: 184557, independent conditional: 183546, independent unconditional: 1011, dependent: 573, dependent conditional: 571, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 185130, independent: 184557, independent conditional: 183546, independent unconditional: 1011, dependent: 573, dependent conditional: 571, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 185130, independent: 184557, independent conditional: 183546, independent unconditional: 1011, dependent: 573, dependent conditional: 571, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 191720, independent: 184557, independent conditional: 61047, independent unconditional: 123510, dependent: 7163, dependent conditional: 6262, dependent unconditional: 901, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 191720, independent: 184557, independent conditional: 32175, independent unconditional: 152382, dependent: 7163, dependent conditional: 4007, dependent unconditional: 3156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 191720, independent: 184557, independent conditional: 32175, independent unconditional: 152382, dependent: 7163, dependent conditional: 4007, dependent unconditional: 3156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8925, independent: 8088, independent conditional: 1541, independent unconditional: 6547, dependent: 837, dependent conditional: 736, dependent unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8925, independent: 7783, independent conditional: 0, independent unconditional: 7783, dependent: 1142, dependent conditional: 0, dependent unconditional: 1142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1142, independent: 305, independent conditional: 140, independent unconditional: 165, dependent: 837, dependent conditional: 736, dependent unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1142, independent: 305, independent conditional: 140, independent unconditional: 165, dependent: 837, dependent conditional: 736, dependent unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1538, independent: 334, independent conditional: 161, independent unconditional: 173, dependent: 1203, dependent conditional: 1093, dependent unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 191720, independent: 176469, independent conditional: 30634, independent unconditional: 145835, dependent: 6326, dependent conditional: 3271, dependent unconditional: 3055, unknown: 8925, unknown conditional: 2277, unknown unconditional: 6648] , Statistics on independence cache: Total cache size (in pairs): 8925, Positive cache size: 8088, Positive conditional cache size: 1541, Positive unconditional cache size: 6547, Negative cache size: 837, Negative conditional cache size: 736, Negative unconditional cache size: 101, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 31127, Maximal queried relation: 29, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 191720, independent: 184557, independent conditional: 61047, independent unconditional: 123510, dependent: 7163, dependent conditional: 6262, dependent unconditional: 901, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 191720, independent: 184557, independent conditional: 32175, independent unconditional: 152382, dependent: 7163, dependent conditional: 4007, dependent unconditional: 3156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 191720, independent: 184557, independent conditional: 32175, independent unconditional: 152382, dependent: 7163, dependent conditional: 4007, dependent unconditional: 3156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 8925, independent: 8088, independent conditional: 1541, independent unconditional: 6547, dependent: 837, dependent conditional: 736, dependent unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 8925, independent: 7783, independent conditional: 0, independent unconditional: 7783, dependent: 1142, dependent conditional: 0, dependent unconditional: 1142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1142, independent: 305, independent conditional: 140, independent unconditional: 165, dependent: 837, dependent conditional: 736, dependent unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1142, independent: 305, independent conditional: 140, independent unconditional: 165, dependent: 837, dependent conditional: 736, dependent unconditional: 101, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 1538, independent: 334, independent conditional: 161, independent unconditional: 173, dependent: 1203, dependent conditional: 1093, dependent unconditional: 110, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 191720, independent: 176469, independent conditional: 30634, independent unconditional: 145835, dependent: 6326, dependent conditional: 3271, dependent unconditional: 3055, unknown: 8925, unknown conditional: 2277, unknown unconditional: 6648] , Statistics on independence cache: Total cache size (in pairs): 8925, Positive cache size: 8088, Positive conditional cache size: 1541, Positive unconditional cache size: 6547, Negative cache size: 837, Negative conditional cache size: 736, Negative unconditional cache size: 101, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 31127 ], Independence queries for same thread: 17456 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 233929, independent: 214355, independent conditional: 213305, independent unconditional: 1050, dependent: 19574, dependent conditional: 19572, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 215073, independent: 214355, independent conditional: 213305, independent unconditional: 1050, dependent: 718, dependent conditional: 716, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 215073, independent: 214355, independent conditional: 213305, independent unconditional: 1050, dependent: 718, dependent conditional: 716, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 215073, independent: 214355, independent conditional: 213305, independent unconditional: 1050, dependent: 718, dependent conditional: 716, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 224353, independent: 214355, independent conditional: 66875, independent unconditional: 147480, dependent: 9998, dependent conditional: 8812, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 224353, independent: 214355, independent conditional: 35841, independent unconditional: 178514, dependent: 9998, dependent conditional: 6223, dependent unconditional: 3775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 224353, independent: 214355, independent conditional: 35841, independent unconditional: 178514, dependent: 9998, dependent conditional: 6223, dependent unconditional: 3775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10588, independent: 9065, independent conditional: 1780, independent unconditional: 7285, dependent: 1523, dependent conditional: 1384, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10588, independent: 8656, independent conditional: 0, independent unconditional: 8656, dependent: 1932, dependent conditional: 0, dependent unconditional: 1932, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1932, independent: 409, independent conditional: 187, independent unconditional: 222, dependent: 1523, dependent conditional: 1384, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1932, independent: 409, independent conditional: 187, independent unconditional: 222, dependent: 1523, dependent conditional: 1384, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2554, independent: 416, independent conditional: 227, independent unconditional: 188, dependent: 2138, dependent conditional: 1998, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 224353, independent: 205290, independent conditional: 34061, independent unconditional: 171229, dependent: 8475, dependent conditional: 4839, dependent unconditional: 3636, unknown: 10588, unknown conditional: 3164, unknown unconditional: 7424] , Statistics on independence cache: Total cache size (in pairs): 10588, Positive cache size: 9065, Positive conditional cache size: 1780, Positive unconditional cache size: 7285, Negative cache size: 1523, Negative conditional cache size: 1384, Negative unconditional cache size: 139, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 33623, Maximal queried relation: 31, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 224353, independent: 214355, independent conditional: 66875, independent unconditional: 147480, dependent: 9998, dependent conditional: 8812, dependent unconditional: 1186, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 224353, independent: 214355, independent conditional: 35841, independent unconditional: 178514, dependent: 9998, dependent conditional: 6223, dependent unconditional: 3775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 224353, independent: 214355, independent conditional: 35841, independent unconditional: 178514, dependent: 9998, dependent conditional: 6223, dependent unconditional: 3775, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 10588, independent: 9065, independent conditional: 1780, independent unconditional: 7285, dependent: 1523, dependent conditional: 1384, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 10588, independent: 8656, independent conditional: 0, independent unconditional: 8656, dependent: 1932, dependent conditional: 0, dependent unconditional: 1932, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 1932, independent: 409, independent conditional: 187, independent unconditional: 222, dependent: 1523, dependent conditional: 1384, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1932, independent: 409, independent conditional: 187, independent unconditional: 222, dependent: 1523, dependent conditional: 1384, dependent unconditional: 139, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2554, independent: 416, independent conditional: 227, independent unconditional: 188, dependent: 2138, dependent conditional: 1998, dependent unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 224353, independent: 205290, independent conditional: 34061, independent unconditional: 171229, dependent: 8475, dependent conditional: 4839, dependent unconditional: 3636, unknown: 10588, unknown conditional: 3164, unknown unconditional: 7424] , Statistics on independence cache: Total cache size (in pairs): 10588, Positive cache size: 9065, Positive conditional cache size: 1780, Positive unconditional cache size: 7285, Negative cache size: 1523, Negative conditional cache size: 1384, Negative unconditional cache size: 139, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 33623 ], Independence queries for same thread: 18856 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 660322, independent: 609999, independent conditional: 608905, independent unconditional: 1094, dependent: 50323, dependent conditional: 50321, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 612050, independent: 609999, independent conditional: 608905, independent unconditional: 1094, dependent: 2051, dependent conditional: 2049, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 612050, independent: 609999, independent conditional: 608905, independent unconditional: 1094, dependent: 2051, dependent conditional: 2049, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 612050, independent: 609999, independent conditional: 608905, independent unconditional: 1094, dependent: 2051, dependent conditional: 2049, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 653718, independent: 609999, independent conditional: 192033, independent unconditional: 417966, dependent: 43719, dependent conditional: 40336, dependent unconditional: 3383, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 653718, independent: 609999, independent conditional: 108948, independent unconditional: 501051, dependent: 43719, dependent conditional: 21487, dependent unconditional: 22232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 653718, independent: 609999, independent conditional: 108948, independent unconditional: 501051, dependent: 43719, dependent conditional: 21487, dependent unconditional: 22232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17525, independent: 14606, independent conditional: 3285, independent unconditional: 11321, dependent: 2919, dependent conditional: 2674, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17525, independent: 14055, independent conditional: 0, independent unconditional: 14055, dependent: 3470, dependent conditional: 0, dependent unconditional: 3470, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3470, independent: 551, independent conditional: 264, independent unconditional: 287, dependent: 2919, dependent conditional: 2674, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3470, independent: 551, independent conditional: 264, independent unconditional: 287, dependent: 2919, dependent conditional: 2674, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4555, independent: 579, independent conditional: 335, independent unconditional: 244, dependent: 3976, dependent conditional: 3713, dependent unconditional: 263, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 653718, independent: 595393, independent conditional: 105663, independent unconditional: 489730, dependent: 40800, dependent conditional: 18813, dependent unconditional: 21987, unknown: 17525, unknown conditional: 5959, unknown unconditional: 11566] , Statistics on independence cache: Total cache size (in pairs): 17525, Positive cache size: 14606, Positive conditional cache size: 3285, Positive unconditional cache size: 11321, Negative cache size: 2919, Negative conditional cache size: 2674, Negative unconditional cache size: 245, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 101934, Maximal queried relation: 60, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 653718, independent: 609999, independent conditional: 192033, independent unconditional: 417966, dependent: 43719, dependent conditional: 40336, dependent unconditional: 3383, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 653718, independent: 609999, independent conditional: 108948, independent unconditional: 501051, dependent: 43719, dependent conditional: 21487, dependent unconditional: 22232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 653718, independent: 609999, independent conditional: 108948, independent unconditional: 501051, dependent: 43719, dependent conditional: 21487, dependent unconditional: 22232, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 17525, independent: 14606, independent conditional: 3285, independent unconditional: 11321, dependent: 2919, dependent conditional: 2674, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 17525, independent: 14055, independent conditional: 0, independent unconditional: 14055, dependent: 3470, dependent conditional: 0, dependent unconditional: 3470, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 3470, independent: 551, independent conditional: 264, independent unconditional: 287, dependent: 2919, dependent conditional: 2674, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 3470, independent: 551, independent conditional: 264, independent unconditional: 287, dependent: 2919, dependent conditional: 2674, dependent unconditional: 245, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 4555, independent: 579, independent conditional: 335, independent unconditional: 244, dependent: 3976, dependent conditional: 3713, dependent unconditional: 263, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 653718, independent: 595393, independent conditional: 105663, independent unconditional: 489730, dependent: 40800, dependent conditional: 18813, dependent unconditional: 21987, unknown: 17525, unknown conditional: 5959, unknown unconditional: 11566] , Statistics on independence cache: Total cache size (in pairs): 17525, Positive cache size: 14606, Positive conditional cache size: 3285, Positive unconditional cache size: 11321, Negative cache size: 2919, Negative conditional cache size: 2674, Negative unconditional cache size: 245, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 101934 ], Independence queries for same thread: 48272 - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 359031, independent: 328743, independent conditional: 327609, independent unconditional: 1134, dependent: 30288, dependent conditional: 30286, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 329891, independent: 328743, independent conditional: 327609, independent unconditional: 1134, dependent: 1148, dependent conditional: 1146, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 329891, independent: 328743, independent conditional: 327609, independent unconditional: 1134, dependent: 1148, dependent conditional: 1146, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 329891, independent: 328743, independent conditional: 327609, independent unconditional: 1134, dependent: 1148, dependent conditional: 1146, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 339648, independent: 328743, independent conditional: 114371, independent unconditional: 214372, dependent: 10905, dependent conditional: 9474, dependent unconditional: 1431, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 339648, independent: 328743, independent conditional: 64362, independent unconditional: 264381, dependent: 10905, dependent conditional: 5841, dependent unconditional: 5064, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 339648, independent: 328743, independent conditional: 64362, independent unconditional: 264381, dependent: 10905, dependent conditional: 5841, dependent unconditional: 5064, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15169, independent: 13539, independent conditional: 2976, independent unconditional: 10563, dependent: 1630, dependent conditional: 1421, dependent unconditional: 209, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15169, independent: 13119, independent conditional: 0, independent unconditional: 13119, dependent: 2050, dependent conditional: 0, dependent unconditional: 2050, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2050, independent: 420, independent conditional: 181, independent unconditional: 239, dependent: 1630, dependent conditional: 1421, dependent unconditional: 209, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2050, independent: 420, independent conditional: 181, independent unconditional: 239, dependent: 1630, dependent conditional: 1421, dependent unconditional: 209, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2490, independent: 448, independent conditional: 271, independent unconditional: 178, dependent: 2042, dependent conditional: 1833, dependent unconditional: 209, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 339648, independent: 315204, independent conditional: 61386, independent unconditional: 253818, dependent: 9275, dependent conditional: 4420, dependent unconditional: 4855, unknown: 15169, unknown conditional: 4397, unknown unconditional: 10772] , Statistics on independence cache: Total cache size (in pairs): 15169, Positive cache size: 13539, Positive conditional cache size: 2976, Positive unconditional cache size: 10563, Negative cache size: 1630, Negative conditional cache size: 1421, Negative unconditional cache size: 209, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 53642, Maximal queried relation: 29, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 339648, independent: 328743, independent conditional: 114371, independent unconditional: 214372, dependent: 10905, dependent conditional: 9474, dependent unconditional: 1431, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 339648, independent: 328743, independent conditional: 64362, independent unconditional: 264381, dependent: 10905, dependent conditional: 5841, dependent unconditional: 5064, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 339648, independent: 328743, independent conditional: 64362, independent unconditional: 264381, dependent: 10905, dependent conditional: 5841, dependent unconditional: 5064, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15169, independent: 13539, independent conditional: 2976, independent unconditional: 10563, dependent: 1630, dependent conditional: 1421, dependent unconditional: 209, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15169, independent: 13119, independent conditional: 0, independent unconditional: 13119, dependent: 2050, dependent conditional: 0, dependent unconditional: 2050, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2050, independent: 420, independent conditional: 181, independent unconditional: 239, dependent: 1630, dependent conditional: 1421, dependent unconditional: 209, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2050, independent: 420, independent conditional: 181, independent unconditional: 239, dependent: 1630, dependent conditional: 1421, dependent unconditional: 209, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2490, independent: 448, independent conditional: 271, independent unconditional: 178, dependent: 2042, dependent conditional: 1833, dependent unconditional: 209, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 339648, independent: 315204, independent conditional: 61386, independent unconditional: 253818, dependent: 9275, dependent conditional: 4420, dependent unconditional: 4855, unknown: 15169, unknown conditional: 4397, unknown unconditional: 10772] , Statistics on independence cache: Total cache size (in pairs): 15169, Positive cache size: 13539, Positive conditional cache size: 2976, Positive unconditional cache size: 10563, Negative cache size: 1630, Negative conditional cache size: 1421, Negative unconditional cache size: 209, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 53642 ], Independence queries for same thread: 29140 - TimeoutResultAtElement [Line: 691]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 208 known predicates. - TimeoutResultAtElement [Line: 715]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 208 known predicates. - TimeoutResultAtElement [Line: 715]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 208 known predicates. - TimeoutResultAtElement [Line: 691]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 208 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 322 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 129 NumberOfCodeBlocks, 129 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 65 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 5/5 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, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 2 thread instances CFG has 7 procedures, 438 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 173 ConstructedInterpolants, 0 QuantifiedInterpolants, 323 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 40/40 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, ConditionalCommutativityCheckTime: 0.0s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 3 thread instances CFG has 9 procedures, 554 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 5.3s, OverallIterations: 7, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.9s, 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: 44, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 1087 NumberOfCodeBlocks, 1087 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 1291 ConstructedInterpolants, 98 QuantifiedInterpolants, 7875 SizeOfPredicates, 29 NumberOfNonLiveVariables, 900 ConjunctsInSsa, 82 ConjunctsInUnsatCore, 12 InterpolantComputations, 3 PerfectInterpolantSequences, 425/540 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, ConditionalCommutativityCheckTime: 0.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 0, ConditionalCommutativityTraceChecks: 0, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 4 thread instances CFG has 11 procedures, 670 locations, 12 error locations. Started 1 CEGAR loops. OverallTime: 11.2s, OverallIterations: 12, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 3.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 92, 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: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.4s InterpolantComputationTime, 2676 NumberOfCodeBlocks, 2676 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 3404 ConstructedInterpolants, 98 QuantifiedInterpolants, 17695 SizeOfPredicates, 56 NumberOfNonLiveVariables, 2433 ConjunctsInSsa, 150 ConjunctsInUnsatCore, 23 InterpolantComputations, 5 PerfectInterpolantSequences, 1650/1840 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, ConditionalCommutativityCheckTime: 0.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 1, ConditionalCommutativityConditionCalculations: 3, ConditionalCommutativityTraceChecks: 1, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 5 thread instances CFG has 13 procedures, 786 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 11.7s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 6.5s, 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: 61, 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: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 2236 NumberOfCodeBlocks, 2236 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 2754 ConstructedInterpolants, 0 QuantifiedInterpolants, 11508 SizeOfPredicates, 36 NumberOfNonLiveVariables, 1856 ConjunctsInSsa, 104 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 1900/2000 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, ConditionalCommutativityCheckTime: 4.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 4, ConditionalCommutativityConditionCalculations: 10, ConditionalCommutativityTraceChecks: 5, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 6 thread instances CFG has 15 procedures, 902 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 18.2s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 9.7s, 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: 80, 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: 0.2s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.1s InterpolantComputationTime, 3244 NumberOfCodeBlocks, 3244 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 4284 ConstructedInterpolants, 0 QuantifiedInterpolants, 18477 SizeOfPredicates, 54 NumberOfNonLiveVariables, 3332 ConjunctsInSsa, 144 ConjunctsInUnsatCore, 21 InterpolantComputations, 3 PerfectInterpolantSequences, 3495/3780 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, ConditionalCommutativityCheckTime: 6.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 5, ConditionalCommutativityConditionCalculations: 33, ConditionalCommutativityTraceChecks: 6, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 7 thread instances CFG has 17 procedures, 1018 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 69.2s, OverallIterations: 18, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 40.9s, 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: 201, 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: 0.6s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 17.3s InterpolantComputationTime, 7581 NumberOfCodeBlocks, 7581 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 10919 ConstructedInterpolants, 295 QuantifiedInterpolants, 66480 SizeOfPredicates, 149 NumberOfNonLiveVariables, 9759 ConjunctsInSsa, 429 ConjunctsInUnsatCore, 49 InterpolantComputations, 1 PerfectInterpolantSequences, 9240/12005 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, ConditionalCommutativityCheckTime: 31.1s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 13, ConditionalCommutativityConditionCalculations: 115, ConditionalCommutativityTraceChecks: 13, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 8 thread instances CFG has 19 procedures, 1134 locations, 20 error locations. Started 1 CEGAR loops. OverallTime: 68.9s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 54.3s, 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: 105, 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: 0.3s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 4543 NumberOfCodeBlocks, 4543 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 6069 ConstructedInterpolants, 59 QuantifiedInterpolants, 32204 SizeOfPredicates, 64 NumberOfNonLiveVariables, 4840 ConjunctsInSsa, 173 ConjunctsInUnsatCore, 24 InterpolantComputations, 3 PerfectInterpolantSequences, 6600/7680 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, ConditionalCommutativityCheckTime: 43.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 22, ConditionalCommutativityConditionCalculations: 131, ConditionalCommutativityTraceChecks: 23, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 9 thread instances CFG has 21 procedures, 1250 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 83.2s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 51.8s, 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: 194, 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: 0.7s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 16.8s InterpolantComputationTime, 8560 NumberOfCodeBlocks, 8560 NumberOfCodeBlocksAsserted, 30 NumberOfCheckSat, 12007 ConstructedInterpolants, 236 QuantifiedInterpolants, 65219 SizeOfPredicates, 121 NumberOfNonLiveVariables, 10004 ConjunctsInSsa, 336 ConjunctsInUnsatCore, 42 InterpolantComputations, 3 PerfectInterpolantSequences, 14705/17010 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, ConditionalCommutativityCheckTime: 39.4s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 15, ConditionalCommutativityConditionCalculations: 202, ConditionalCommutativityTraceChecks: 15, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 10 thread instances CFG has 23 procedures, 1366 locations, 24 error locations. Started 1 CEGAR loops. OverallTime: 108.6s, OverallIterations: 15, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 71.7s, 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: 192, 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: 0.7s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 19.3s InterpolantComputationTime, 8423 NumberOfCodeBlocks, 8423 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 12050 ConstructedInterpolants, 295 QuantifiedInterpolants, 75264 SizeOfPredicates, 122 NumberOfNonLiveVariables, 10671 ConjunctsInSsa, 345 ConjunctsInUnsatCore, 40 InterpolantComputations, 1 PerfectInterpolantSequences, 16325/20000 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, ConditionalCommutativityCheckTime: 55.3s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 20, ConditionalCommutativityConditionCalculations: 226, ConditionalCommutativityTraceChecks: 21, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 11 thread instances CFG has 25 procedures, 1482 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 278.3s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 211.3s, 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: 273, 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: 1.1s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 34.0s InterpolantComputationTime, 13837 NumberOfCodeBlocks, 13837 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 19180 ConstructedInterpolants, 369 QuantifiedInterpolants, 132364 SizeOfPredicates, 171 NumberOfNonLiveVariables, 15617 ConjunctsInSsa, 473 ConjunctsInUnsatCore, 61 InterpolantComputations, 7 PerfectInterpolantSequences, 27485/36905 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, ConditionalCommutativityCheckTime: 177.8s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 40, ConditionalCommutativityConditionCalculations: 651, ConditionalCommutativityTraceChecks: 41, ConditionalCommutativityImperfectProofs: 0 - StatisticsResult: Ultimate Automizer benchmark data with 12 thread instances CFG has 27 procedures, 1598 locations, 28 error locations. Started 1 CEGAR loops. OverallTime: 124.5s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 124.4s, 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: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 330 NumberOfCodeBlocks, 330 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 329 ConstructedInterpolants, 0 QuantifiedInterpolants, 329 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 720/720 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, ConditionalCommutativityCheckTime: 109.2s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 30, ConditionalCommutativityConditionCalculations: 480, ConditionalCommutativityTraceChecks: 30, ConditionalCommutativityImperfectProofs: 0 [2024-05-06 10:55:14,178 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 10:55:14,178 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (66)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 10:55:14,178 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (27)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 10:55:14,178 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-06 10:55:14,178 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (52)] Timeout while monitored process is still running, waiting 1000 ms for graceful end RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown