/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 IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-04 23:54:20,571 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-04 23:54:20,630 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-04 23:54:20,635 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-04 23:54:20,635 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-04 23:54:20,664 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-04 23:54:20,665 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-04 23:54:20,665 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-04 23:54:20,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-04 23:54:20,669 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-04 23:54:20,669 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-04 23:54:20,670 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-04 23:54:20,670 INFO L153 SettingsManager]: * Use SBE=true [2024-05-04 23:54:20,671 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-04 23:54:20,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-04 23:54:20,686 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-04 23:54:20,687 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-04 23:54:20,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-04 23:54:20,687 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-04 23:54:20,687 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-04 23:54:20,687 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-04 23:54:20,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-04 23:54:20,688 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-04 23:54:20,688 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-04 23:54:20,688 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-04 23:54:20,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-04 23:54:20,689 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-04 23:54:20,689 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-04 23:54:20,689 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-04 23:54:20,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 23:54:20,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-04 23:54:20,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-04 23:54:20,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-04 23:54:20,691 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-04 23:54:20,691 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-04 23:54:20,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-04 23:54:20,691 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-04 23:54:20,691 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-04 23:54:20,691 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-04 23:54:20,692 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-05-04 23:54:20,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-04 23:54:20,941 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-04 23:54:20,943 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-04 23:54:20,944 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-04 23:54:20,945 INFO L274 PluginConnector]: CDTParser initialized [2024-05-04 23:54:20,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-1.wvr.c [2024-05-04 23:54:22,086 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-04 23:54:22,271 INFO L384 CDTParser]: Found 1 translation units. [2024-05-04 23:54:22,272 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-1.wvr.c [2024-05-04 23:54:22,279 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/02b52765e/7a26b69f1ba243a39293d7317e766d21/FLAG1ec1c05ac [2024-05-04 23:54:22,293 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/02b52765e/7a26b69f1ba243a39293d7317e766d21 [2024-05-04 23:54:22,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-04 23:54:22,298 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-04 23:54:22,300 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-04 23:54:22,300 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-04 23:54:22,304 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-04 23:54:22,304 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,305 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47ee972d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22, skipping insertion in model container [2024-05-04 23:54:22,305 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,336 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-04 23:54:22,500 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-1.wvr.c[3642,3655] [2024-05-04 23:54:22,507 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 23:54:22,514 INFO L202 MainTranslator]: Completed pre-run [2024-05-04 23:54:22,533 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-1.wvr.c[3642,3655] [2024-05-04 23:54:22,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 23:54:22,543 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 23:54:22,543 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 23:54:22,549 INFO L206 MainTranslator]: Completed translation [2024-05-04 23:54:22,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22 WrapperNode [2024-05-04 23:54:22,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-04 23:54:22,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-04 23:54:22,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-04 23:54:22,550 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-04 23:54:22,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,574 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,602 INFO L138 Inliner]: procedures = 27, calls = 68, calls flagged for inlining = 18, calls inlined = 24, statements flattened = 311 [2024-05-04 23:54:22,603 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-04 23:54:22,603 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-04 23:54:22,603 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-04 23:54:22,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-04 23:54:22,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,613 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,613 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,619 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,625 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-04 23:54:22,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-04 23:54:22,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-04 23:54:22,628 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-04 23:54:22,628 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (1/1) ... [2024-05-04 23:54:22,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 23:54:22,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:54:22,660 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) [2024-05-04 23:54:22,667 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 [2024-05-04 23:54:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-04 23:54:22,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-04 23:54:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-04 23:54:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-04 23:54:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-04 23:54:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-04 23:54:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-04 23:54:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-04 23:54:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-04 23:54:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-04 23:54:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-04 23:54:22,699 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-04 23:54:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-04 23:54:22,699 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-04 23:54:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-04 23:54:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-04 23:54:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-04 23:54:22,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-04 23:54:22,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-04 23:54:22,701 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-04 23:54:22,782 INFO L241 CfgBuilder]: Building ICFG [2024-05-04 23:54:22,784 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-04 23:54:23,119 INFO L282 CfgBuilder]: Performing block encoding [2024-05-04 23:54:23,278 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-04 23:54:23,279 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-05-04 23:54:23,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 11:54:23 BoogieIcfgContainer [2024-05-04 23:54:23,280 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-04 23:54:23,285 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-04 23:54:23,286 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-04 23:54:23,288 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-04 23:54:23,289 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 11:54:22" (1/3) ... [2024-05-04 23:54:23,289 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b63abd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 11:54:23, skipping insertion in model container [2024-05-04 23:54:23,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:54:22" (2/3) ... [2024-05-04 23:54:23,290 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@b63abd1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 11:54:23, skipping insertion in model container [2024-05-04 23:54:23,290 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 11:54:23" (3/3) ... [2024-05-04 23:54:23,291 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1.wvr.c [2024-05-04 23:54:23,298 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-04 23:54:23,305 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-04 23:54:23,305 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-04 23:54:23,305 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-04 23:54:23,390 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-05-04 23:54:23,431 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-04 23:54:23,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-04 23:54:23,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:54:23,434 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) [2024-05-04 23:54:23,470 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 [2024-05-04 23:54:23,505 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-04 23:54:23,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:23,527 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-04 23:54:23,534 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;@6cf6e1cb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-04 23:54:23,535 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-04 23:54:23,641 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:23,644 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:23,644 INFO L85 PathProgramCache]: Analyzing trace with hash -685654061, now seen corresponding path program 1 times [2024-05-04 23:54:23,652 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:23,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1960742594] [2024-05-04 23:54:23,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:23,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:24,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:24,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1960742594] [2024-05-04 23:54:24,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1960742594] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:54:24,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:54:24,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-04 23:54:24,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1974576347] [2024-05-04 23:54:24,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:54:24,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-04 23:54:24,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:24,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-04 23:54:24,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-04 23:54:24,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:24,121 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:24,122 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 83.0) internal successors, (166), 2 states have internal predecessors, (166), 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) [2024-05-04 23:54:24,122 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:24,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:24,171 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-04 23:54:24,171 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:24,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:24,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1090990955, now seen corresponding path program 1 times [2024-05-04 23:54:24,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:24,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79148202] [2024-05-04 23:54:24,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:24,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:24,747 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:24,747 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:24,747 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79148202] [2024-05-04 23:54:24,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79148202] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:54:24,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:54:24,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 23:54:24,748 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066370277] [2024-05-04 23:54:24,748 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:54:24,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 23:54:24,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:24,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 23:54:24,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-05-04 23:54:24,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:24,789 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:24,790 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 23.0) internal successors, (161), 7 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) [2024-05-04 23:54:24,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:24,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:24,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:24,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:24,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-04 23:54:24,963 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:24,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:24,963 INFO L85 PathProgramCache]: Analyzing trace with hash -1769304777, now seen corresponding path program 1 times [2024-05-04 23:54:24,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:24,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825424013] [2024-05-04 23:54:24,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:24,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:25,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:25,312 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:25,312 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:25,313 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825424013] [2024-05-04 23:54:25,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825424013] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:54:25,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:54:25,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-04 23:54:25,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522917096] [2024-05-04 23:54:25,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:54:25,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-04 23:54:25,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:25,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-04 23:54:25,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-05-04 23:54:25,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:25,325 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:25,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.75) internal successors, (166), 8 states have internal predecessors, (166), 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) [2024-05-04 23:54:25,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:25,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:25,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:25,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:25,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:25,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:25,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-05-04 23:54:25,658 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:25,658 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:25,658 INFO L85 PathProgramCache]: Analyzing trace with hash -500364433, now seen corresponding path program 1 times [2024-05-04 23:54:25,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:25,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241082943] [2024-05-04 23:54:25,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:25,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:25,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:25,955 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:25,956 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:25,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241082943] [2024-05-04 23:54:25,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241082943] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:54:25,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:54:25,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-04 23:54:25,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6022638] [2024-05-04 23:54:25,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:54:25,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-04 23:54:25,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:25,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-04 23:54:25,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-05-04 23:54:25,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:25,967 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:25,967 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 18.444444444444443) internal successors, (166), 9 states have internal predecessors, (166), 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) [2024-05-04 23:54:25,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:25,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:25,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:25,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:26,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:26,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-05-04 23:54:26,226 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:26,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:26,226 INFO L85 PathProgramCache]: Analyzing trace with hash -2111568661, now seen corresponding path program 1 times [2024-05-04 23:54:26,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:26,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [816469811] [2024-05-04 23:54:26,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:26,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:26,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-04 23:54:26,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:26,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [816469811] [2024-05-04 23:54:26,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [816469811] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:54:26,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:54:26,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-04 23:54:26,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2127934780] [2024-05-04 23:54:26,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:54:26,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-04 23:54:26,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:26,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-04 23:54:26,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2024-05-04 23:54:26,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:26,493 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:26,493 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.75) internal successors, (174), 8 states have internal predecessors, (174), 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) [2024-05-04 23:54:26,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:26,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:26,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:26,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:26,494 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:26,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:26,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:26,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:26,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:26,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:26,673 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-04 23:54:26,673 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:26,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:26,673 INFO L85 PathProgramCache]: Analyzing trace with hash -331291739, now seen corresponding path program 1 times [2024-05-04 23:54:26,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:26,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395758356] [2024-05-04 23:54:26,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:26,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:26,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:27,004 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-04 23:54:27,004 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:27,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395758356] [2024-05-04 23:54:27,004 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395758356] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:54:27,004 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002781319] [2024-05-04 23:54:27,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:27,005 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:54:27,005 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:54:27,053 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:54:27,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-04 23:54:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:27,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 416 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-04 23:54:27,183 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:54:27,453 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:27,454 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:54:27,679 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:27,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002781319] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:54:27,680 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:54:27,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 25 [2024-05-04 23:54:27,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [902784619] [2024-05-04 23:54:27,680 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:54:27,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-04 23:54:27,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:27,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-04 23:54:27,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2024-05-04 23:54:27,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:27,732 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:27,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 12.92) internal successors, (323), 25 states have internal predecessors, (323), 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) [2024-05-04 23:54:27,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:27,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:27,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:27,732 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:27,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:27,733 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:28,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:28,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:28,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:28,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:28,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:28,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:28,179 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-04 23:54:28,371 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-05-04 23:54:28,372 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:28,372 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:28,373 INFO L85 PathProgramCache]: Analyzing trace with hash -1936444503, now seen corresponding path program 2 times [2024-05-04 23:54:28,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:28,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1901596898] [2024-05-04 23:54:28,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:28,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:30,007 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:30,008 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:30,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1901596898] [2024-05-04 23:54:30,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1901596898] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:54:30,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1449784240] [2024-05-04 23:54:30,008 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 23:54:30,008 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:54:30,008 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:54:30,009 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:54:30,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-04 23:54:30,140 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 23:54:30,140 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:54:30,143 INFO L262 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 59 conjunts are in the unsatisfiable core [2024-05-04 23:54:30,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:54:31,065 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 23 treesize of output 1 [2024-05-04 23:54:31,721 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 8 treesize of output 1 [2024-05-04 23:54:31,835 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 8 treesize of output 1 [2024-05-04 23:54:31,913 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 8 treesize of output 1 [2024-05-04 23:54:32,035 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 8 treesize of output 1 [2024-05-04 23:54:32,303 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 23:54:32,304 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 21 treesize of output 15 [2024-05-04 23:54:32,507 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:32,507 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:54:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-04 23:54:33,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1449784240] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:54:33,049 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:54:33,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 32, 11] total 59 [2024-05-04 23:54:33,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1513751056] [2024-05-04 23:54:33,050 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:54:33,055 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2024-05-04 23:54:33,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:33,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2024-05-04 23:54:33,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=256, Invalid=3166, Unknown=0, NotChecked=0, Total=3422 [2024-05-04 23:54:33,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:33,148 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:33,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 7.779661016949152) internal successors, (459), 59 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) [2024-05-04 23:54:33,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:33,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:33,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:33,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:33,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:33,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:33,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:35,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:35,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:35,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:35,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:35,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:35,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:35,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:54:35,659 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-04 23:54:35,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:54:35,854 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:35,855 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:35,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1944172257, now seen corresponding path program 3 times [2024-05-04 23:54:35,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:35,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639767813] [2024-05-04 23:54:35,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:35,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:36,157 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-05-04 23:54:36,159 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:36,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639767813] [2024-05-04 23:54:36,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639767813] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:54:36,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:54:36,159 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-05-04 23:54:36,159 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592417333] [2024-05-04 23:54:36,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:54:36,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-05-04 23:54:36,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:36,173 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-05-04 23:54:36,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-05-04 23:54:36,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:36,173 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:36,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 20.333333333333332) internal successors, (183), 9 states have internal predecessors, (183), 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) [2024-05-04 23:54:36,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:36,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:36,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:36,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:36,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:36,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:36,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:54:36,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:36,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:36,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:36,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:36,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:36,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:36,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:36,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:54:36,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:54:36,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-05-04 23:54:36,388 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:36,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:36,388 INFO L85 PathProgramCache]: Analyzing trace with hash 2053531673, now seen corresponding path program 4 times [2024-05-04 23:54:36,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:36,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687826970] [2024-05-04 23:54:36,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:36,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:39,261 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 9 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:39,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:39,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687826970] [2024-05-04 23:54:39,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687826970] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:54:39,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1794084496] [2024-05-04 23:54:39,262 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-04 23:54:39,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:54:39,262 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:54:39,263 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) [2024-05-04 23:54:39,265 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-04 23:54:39,398 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-04 23:54:39,399 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:54:39,401 INFO L262 TraceCheckSpWp]: Trace formula consists of 476 conjuncts, 60 conjunts are in the unsatisfiable core [2024-05-04 23:54:39,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:54:40,389 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 23:54:40,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 34 treesize of output 44 [2024-05-04 23:54:40,557 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-04 23:54:40,557 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:54:41,094 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-05-04 23:54:41,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1794084496] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:54:41,094 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:54:41,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 24, 13] total 66 [2024-05-04 23:54:41,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778950218] [2024-05-04 23:54:41,095 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:54:41,095 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2024-05-04 23:54:41,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:41,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2024-05-04 23:54:41,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=250, Invalid=4040, Unknown=0, NotChecked=0, Total=4290 [2024-05-04 23:54:41,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:41,113 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:41,113 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 7.348484848484849) internal successors, (485), 66 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) [2024-05-04 23:54:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:54:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:54:41,113 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:54:46,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:54:46,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:54:46,090 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-04 23:54:46,285 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 [2024-05-04 23:54:46,285 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:46,286 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:46,286 INFO L85 PathProgramCache]: Analyzing trace with hash 795168685, now seen corresponding path program 1 times [2024-05-04 23:54:46,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:46,286 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346966571] [2024-05-04 23:54:46,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:46,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:46,757 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-04 23:54:46,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:46,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346966571] [2024-05-04 23:54:46,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346966571] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:54:46,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [674872497] [2024-05-04 23:54:46,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:46,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:54:46,758 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:54:46,759 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) [2024-05-04 23:54:46,783 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-04 23:54:46,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:46,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 458 conjuncts, 35 conjunts are in the unsatisfiable core [2024-05-04 23:54:46,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:54:47,385 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:47,385 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:54:48,019 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 52 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:48,020 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [674872497] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:54:48,020 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:54:48,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 19, 19] total 47 [2024-05-04 23:54:48,020 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107927260] [2024-05-04 23:54:48,020 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:54:48,020 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-04 23:54:48,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:48,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-04 23:54:48,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=306, Invalid=1856, Unknown=0, NotChecked=0, Total=2162 [2024-05-04 23:54:48,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:48,039 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:48,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 9.638297872340425) internal successors, (453), 47 states have internal predecessors, (453), 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) [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:54:48,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:49,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:49,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:49,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:49,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:49,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:49,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:49,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:54:49,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:54:49,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:54:49,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 62 states. [2024-05-04 23:54:49,567 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-04 23:54:49,765 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 [2024-05-04 23:54:49,765 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:49,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:49,765 INFO L85 PathProgramCache]: Analyzing trace with hash -1773923943, now seen corresponding path program 2 times [2024-05-04 23:54:49,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:49,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537451818] [2024-05-04 23:54:49,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:49,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:49,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:50,534 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-05-04 23:54:50,534 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:50,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537451818] [2024-05-04 23:54:50,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537451818] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:54:50,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1505917978] [2024-05-04 23:54:50,536 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 23:54:50,536 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:54:50,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:54:50,537 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) [2024-05-04 23:54:50,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-04 23:54:50,702 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 23:54:50,703 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:54:50,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 104 conjunts are in the unsatisfiable core [2024-05-04 23:54:50,709 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:54:50,722 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-05-04 23:54:50,745 INFO L349 Elim1Store]: treesize reduction 13, result has 40.9 percent of original size [2024-05-04 23:54:50,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 14 treesize of output 13 [2024-05-04 23:54:50,774 INFO L349 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2024-05-04 23:54:50,775 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 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 16 treesize of output 22 [2024-05-04 23:54:51,196 INFO L349 Elim1Store]: treesize reduction 8, result has 68.0 percent of original size [2024-05-04 23:54:51,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 20 treesize of output 30 [2024-05-04 23:54:51,569 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-05-04 23:54:52,032 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 8 treesize of output 1 [2024-05-04 23:54:52,136 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-04 23:54:52,227 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 8 treesize of output 1 [2024-05-04 23:54:52,294 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-05-04 23:54:52,971 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 23:54:52,971 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 51 treesize of output 15 [2024-05-04 23:54:53,091 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:54:53,091 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:54:53,419 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-05-04 23:54:53,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1505917978] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:54:53,419 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:54:53,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 39, 10] total 55 [2024-05-04 23:54:53,420 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607853757] [2024-05-04 23:54:53,420 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:54:53,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 55 states [2024-05-04 23:54:53,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:54:53,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 55 interpolants. [2024-05-04 23:54:53,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=2658, Unknown=0, NotChecked=0, Total=2970 [2024-05-04 23:54:53,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:53,446 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:54:53,446 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 55 states, 55 states have (on average 8.036363636363637) internal successors, (442), 55 states have internal predecessors, (442), 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) [2024-05-04 23:54:53,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:53,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:53,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:53,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:53,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:53,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:53,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:54:53,446 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:54:53,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:54:53,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 62 states. [2024-05-04 23:54:53,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:58,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:54:58,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:54:58,287 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-04 23:54:58,486 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 [2024-05-04 23:54:58,487 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:54:58,487 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:54:58,487 INFO L85 PathProgramCache]: Analyzing trace with hash 347825493, now seen corresponding path program 1 times [2024-05-04 23:54:58,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:54:58,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361954430] [2024-05-04 23:54:58,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:58,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:54:58,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:59,119 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 12 proven. 56 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-04 23:54:59,119 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:54:59,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361954430] [2024-05-04 23:54:59,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361954430] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:54:59,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1754338773] [2024-05-04 23:54:59,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:54:59,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:54:59,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:54:59,123 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:54:59,140 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-04 23:54:59,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:54:59,270 INFO L262 TraceCheckSpWp]: Trace formula consists of 506 conjuncts, 22 conjunts are in the unsatisfiable core [2024-05-04 23:54:59,272 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:54:59,875 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 27 proven. 41 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-04 23:54:59,875 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:55:00,335 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 52 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-05-04 23:55:00,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1754338773] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:55:00,335 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:55:00,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 47 [2024-05-04 23:55:00,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1679921420] [2024-05-04 23:55:00,336 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:55:00,336 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2024-05-04 23:55:00,336 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:55:00,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2024-05-04 23:55:00,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=283, Invalid=1879, Unknown=0, NotChecked=0, Total=2162 [2024-05-04 23:55:00,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:00,358 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:55:00,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 10.042553191489361) internal successors, (472), 47 states have internal predecessors, (472), 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) [2024-05-04 23:55:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:00,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:00,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:00,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:00,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:01,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:01,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:01,635 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-04 23:55:01,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2024-05-04 23:55:01,835 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:55:01,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:55:01,836 INFO L85 PathProgramCache]: Analyzing trace with hash -563053895, now seen corresponding path program 2 times [2024-05-04 23:55:01,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:55:01,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878288163] [2024-05-04 23:55:01,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:55:01,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:55:01,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:55:03,994 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:55:03,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:55:03,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878288163] [2024-05-04 23:55:03,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878288163] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:55:03,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495917191] [2024-05-04 23:55:03,995 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 23:55:03,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:55:03,995 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:55:04,009 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) [2024-05-04 23:55:04,034 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-04 23:55:04,155 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 23:55:04,155 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:55:04,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 97 conjunts are in the unsatisfiable core [2024-05-04 23:55:04,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:55:05,043 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 23 treesize of output 1 [2024-05-04 23:55:05,725 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 8 treesize of output 1 [2024-05-04 23:55:05,842 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 8 treesize of output 1 [2024-05-04 23:55:05,946 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 8 treesize of output 1 [2024-05-04 23:55:06,075 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 8 treesize of output 1 [2024-05-04 23:55:07,250 INFO L349 Elim1Store]: treesize reduction 103, result has 8.8 percent of original size [2024-05-04 23:55:07,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 63 treesize of output 24 [2024-05-04 23:55:07,490 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:55:07,490 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:55:15,702 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 23:55:15,702 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 65 treesize of output 54 [2024-05-04 23:55:15,712 INFO L349 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2024-05-04 23:55:15,712 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 1478 treesize of output 1425 [2024-05-04 23:55:15,723 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 23:55:15,724 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 169 treesize of output 129 [2024-05-04 23:55:15,730 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 23:55:15,730 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 129 treesize of output 119 [2024-05-04 23:55:15,736 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-04 23:55:15,737 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 0 case distinctions, treesize of input 119 treesize of output 99 [2024-05-04 23:55:15,769 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-05-04 23:55:15,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 178 treesize of output 98 [2024-05-04 23:55:18,666 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:55:18,667 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495917191] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:55:18,667 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:55:18,667 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37, 44, 39] total 110 [2024-05-04 23:55:18,667 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942976074] [2024-05-04 23:55:18,667 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:55:18,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 110 states [2024-05-04 23:55:18,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:55:18,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 110 interpolants. [2024-05-04 23:55:18,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1117, Invalid=10815, Unknown=58, NotChecked=0, Total=11990 [2024-05-04 23:55:18,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:18,693 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:55:18,693 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 110 states, 110 states have (on average 5.045454545454546) internal successors, (555), 110 states have internal predecessors, (555), 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) [2024-05-04 23:55:18,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:18,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:18,693 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:18,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:24,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:24,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:24,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:24,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:24,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:24,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:24,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:24,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:24,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:24,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:24,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:24,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:24,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:24,058 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-05-04 23:55:24,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:55:24,258 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:55:24,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:55:24,258 INFO L85 PathProgramCache]: Analyzing trace with hash 898553021, now seen corresponding path program 3 times [2024-05-04 23:55:24,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:55:24,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1683248591] [2024-05-04 23:55:24,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:55:24,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:55:24,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:55:24,775 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 30 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:55:24,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:55:24,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1683248591] [2024-05-04 23:55:24,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1683248591] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:55:24,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1536500463] [2024-05-04 23:55:24,776 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-04 23:55:24,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:55:24,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:55:24,777 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) [2024-05-04 23:55:24,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-04 23:55:25,054 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-05-04 23:55:25,054 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:55:25,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 508 conjuncts, 100 conjunts are in the unsatisfiable core [2024-05-04 23:55:25,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:55:25,945 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 23 treesize of output 1 [2024-05-04 23:55:26,557 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 8 treesize of output 1 [2024-05-04 23:55:26,660 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 8 treesize of output 1 [2024-05-04 23:55:26,749 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 8 treesize of output 1 [2024-05-04 23:55:26,824 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 8 treesize of output 1 [2024-05-04 23:55:27,558 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 23:55:27,558 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 51 treesize of output 15 [2024-05-04 23:55:27,710 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 33 proven. 32 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-05-04 23:55:27,710 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:55:28,807 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-05-04 23:55:28,807 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1536500463] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:55:28,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:55:28,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22, 38, 19] total 71 [2024-05-04 23:55:28,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635021113] [2024-05-04 23:55:28,808 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:55:28,808 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2024-05-04 23:55:28,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:55:28,845 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2024-05-04 23:55:28,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=444, Invalid=4526, Unknown=0, NotChecked=0, Total=4970 [2024-05-04 23:55:28,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:28,854 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:55:28,854 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 7.647887323943662) internal successors, (543), 71 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) [2024-05-04 23:55:28,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:28,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:28,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:28,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:28,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:39,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:39,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-05-04 23:55:39,084 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2024-05-04 23:55:39,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-05-04 23:55:39,279 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:55:39,279 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:55:39,280 INFO L85 PathProgramCache]: Analyzing trace with hash -1982835523, now seen corresponding path program 4 times [2024-05-04 23:55:39,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:55:39,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2081392641] [2024-05-04 23:55:39,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:55:39,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:55:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:55:40,049 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 55 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:55:40,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:55:40,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2081392641] [2024-05-04 23:55:40,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2081392641] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:55:40,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1274645355] [2024-05-04 23:55:40,050 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-04 23:55:40,050 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:55:40,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:55:40,051 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) [2024-05-04 23:55:40,053 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-05-04 23:55:40,195 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-04 23:55:40,195 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:55:40,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-04 23:55:40,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:55:40,872 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 55 proven. 101 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:55:40,872 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:55:41,482 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 71 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:55:41,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1274645355] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:55:41,482 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:55:41,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 60 [2024-05-04 23:55:41,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501659475] [2024-05-04 23:55:41,483 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:55:41,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-05-04 23:55:41,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:55:41,505 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-05-04 23:55:41,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=555, Invalid=2985, Unknown=0, NotChecked=0, Total=3540 [2024-05-04 23:55:41,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:41,506 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:55:41,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 8.35) internal successors, (501), 60 states have internal predecessors, (501), 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) [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2024-05-04 23:55:41,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:42,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:42,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:42,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:42,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:42,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:42,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:42,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:42,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:42,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:42,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:42,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:42,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:42,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:42,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 113 states. [2024-05-04 23:55:42,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:55:42,664 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-05-04 23:55:42,857 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,SelfDestructingSolverStorable14 [2024-05-04 23:55:42,858 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:55:42,859 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:55:42,859 INFO L85 PathProgramCache]: Analyzing trace with hash -1300908607, now seen corresponding path program 5 times [2024-05-04 23:55:42,859 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:55:42,859 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053225114] [2024-05-04 23:55:42,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:55:42,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:55:42,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:55:43,148 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-04 23:55:43,148 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:55:43,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053225114] [2024-05-04 23:55:43,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053225114] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:55:43,148 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1686871467] [2024-05-04 23:55:43,148 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-04 23:55:43,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:55:43,148 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:55:43,149 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) [2024-05-04 23:55:43,172 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-05-04 23:55:43,327 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 7 check-sat command(s) [2024-05-04 23:55:43,327 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:55:43,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 18 conjunts are in the unsatisfiable core [2024-05-04 23:55:43,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:55:43,675 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 21 proven. 50 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-05-04 23:55:43,675 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:55:43,784 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 26 proven. 26 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-05-04 23:55:43,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1686871467] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:55:43,784 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:55:43,784 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 15, 10] total 25 [2024-05-04 23:55:43,784 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292936847] [2024-05-04 23:55:43,784 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:55:43,785 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-05-04 23:55:43,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:55:43,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-05-04 23:55:43,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=160, Invalid=440, Unknown=0, NotChecked=0, Total=600 [2024-05-04 23:55:43,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:43,800 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:55:43,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 14.96) internal successors, (374), 25 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) [2024-05-04 23:55:43,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:43,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:43,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:43,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:43,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:43,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:43,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 113 states. [2024-05-04 23:55:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:55:43,801 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:47,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:47,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:47,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:47,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:47,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:55:47,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:55:47,381 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-05-04 23:55:47,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:55:47,580 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:55:47,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:55:47,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1215757443, now seen corresponding path program 6 times [2024-05-04 23:55:47,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:55:47,580 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595603187] [2024-05-04 23:55:47,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:55:47,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:55:47,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:55:48,227 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 147 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-04 23:55:48,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:55:48,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595603187] [2024-05-04 23:55:48,228 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1595603187] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:55:48,228 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522872776] [2024-05-04 23:55:48,229 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-04 23:55:48,229 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:55:48,229 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:55:48,231 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) [2024-05-04 23:55:48,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-05-04 23:55:48,497 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 7 check-sat command(s) [2024-05-04 23:55:48,497 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:55:48,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 39 conjunts are in the unsatisfiable core [2024-05-04 23:55:48,504 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:55:49,417 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 125 proven. 148 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-04 23:55:49,417 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:55:50,013 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 147 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-04 23:55:50,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1522872776] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:55:50,014 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:55:50,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26, 31, 26] total 69 [2024-05-04 23:55:50,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763752795] [2024-05-04 23:55:50,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:55:50,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 69 states [2024-05-04 23:55:50,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:55:50,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 69 interpolants. [2024-05-04 23:55:50,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=728, Invalid=3964, Unknown=0, NotChecked=0, Total=4692 [2024-05-04 23:55:50,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:50,049 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:55:50,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 69 states, 69 states have (on average 7.217391304347826) internal successors, (498), 69 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) [2024-05-04 23:55:50,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:50,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:50,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:50,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:50,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:50,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:55:50,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:55:51,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:55:51,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:55:51,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:55:51,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:55:51,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-04 23:55:51,405 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-05-04 23:55:51,603 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,SelfDestructingSolverStorable16 [2024-05-04 23:55:51,603 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:55:51,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:55:51,603 INFO L85 PathProgramCache]: Analyzing trace with hash 293762689, now seen corresponding path program 7 times [2024-05-04 23:55:51,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:55:51,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455065957] [2024-05-04 23:55:51,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:55:51,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:55:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:55:56,408 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 28 proven. 296 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:55:56,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:55:56,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455065957] [2024-05-04 23:55:56,409 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455065957] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:55:56,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [627980841] [2024-05-04 23:55:56,409 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-04 23:55:56,409 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:55:56,409 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:55:56,410 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) [2024-05-04 23:55:56,412 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-05-04 23:55:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:55:56,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 137 conjunts are in the unsatisfiable core [2024-05-04 23:55:56,605 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:55:59,272 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 23:55:59,272 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 12 new quantified variables, introduced 66 case distinctions, treesize of input 127 treesize of output 369 [2024-05-04 23:56:02,334 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 49 proven. 149 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-05-04 23:56:02,334 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:56:04,928 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 0 proven. 149 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2024-05-04 23:56:04,928 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [627980841] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:56:04,928 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:56:04,928 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 36, 31] total 113 [2024-05-04 23:56:04,929 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [405766330] [2024-05-04 23:56:04,929 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:56:04,929 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 113 states [2024-05-04 23:56:04,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:56:04,966 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2024-05-04 23:56:04,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=685, Invalid=11971, Unknown=0, NotChecked=0, Total=12656 [2024-05-04 23:56:04,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:56:04,969 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:56:04,969 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 113 states, 113 states have (on average 5.274336283185841) internal successors, (596), 113 states have internal predecessors, (596), 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) [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:56:04,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:56:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:56:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:56:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:56:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:56:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:56:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:56:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-04 23:56:04,970 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:56:18,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:56:18,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:56:18,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-04 23:56:18,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-05-04 23:56:18,214 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-05-04 23:56:18,414 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,SelfDestructingSolverStorable17 [2024-05-04 23:56:18,415 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:56:18,415 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:56:18,415 INFO L85 PathProgramCache]: Analyzing trace with hash 752338941, now seen corresponding path program 8 times [2024-05-04 23:56:18,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:56:18,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186734844] [2024-05-04 23:56:18,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:56:18,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:56:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:56:19,556 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 651 proven. 232 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-05-04 23:56:19,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:56:19,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186734844] [2024-05-04 23:56:19,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186734844] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:56:19,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [934265831] [2024-05-04 23:56:19,556 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 23:56:19,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:56:19,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:56:19,569 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:56:19,571 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-05-04 23:56:19,791 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 23:56:19,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:56:19,795 INFO L262 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 37 conjunts are in the unsatisfiable core [2024-05-04 23:56:19,798 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:56:20,938 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 609 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:56:20,938 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:56:21,845 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 653 proven. 232 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:56:21,845 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [934265831] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:56:21,845 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:56:21,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36, 36, 36] total 101 [2024-05-04 23:56:21,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114602894] [2024-05-04 23:56:21,846 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:56:21,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 101 states [2024-05-04 23:56:21,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:56:21,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2024-05-04 23:56:21,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1495, Invalid=8605, Unknown=0, NotChecked=0, Total=10100 [2024-05-04 23:56:21,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:56:21,906 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:56:21,906 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 101 states, 101 states have (on average 8.198019801980198) internal successors, (828), 101 states have internal predecessors, (828), 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) [2024-05-04 23:56:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:56:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:56:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:56:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:56:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:56:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:56:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:56:21,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-05-04 23:56:21,907 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:56:24,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:56:24,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-05-04 23:56:24,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-04 23:56:24,014 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-05-04 23:56:24,212 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:56:24,213 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:56:24,213 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:56:24,214 INFO L85 PathProgramCache]: Analyzing trace with hash 787595537, now seen corresponding path program 9 times [2024-05-04 23:56:24,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:56:24,214 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1643281625] [2024-05-04 23:56:24,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:56:24,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:56:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:56:35,785 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 0 proven. 1287 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-04 23:56:35,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:56:35,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1643281625] [2024-05-04 23:56:35,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1643281625] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:56:35,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [183769469] [2024-05-04 23:56:35,786 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-04 23:56:35,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:56:35,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:56:35,787 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) [2024-05-04 23:56:35,788 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-05-04 23:56:36,261 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 12 check-sat command(s) [2024-05-04 23:56:36,261 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:56:36,269 INFO L262 TraceCheckSpWp]: Trace formula consists of 908 conjuncts, 267 conjunts are in the unsatisfiable core [2024-05-04 23:56:36,277 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:56:37,901 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 19 treesize of output 1 [2024-05-04 23:56:38,712 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 8 treesize of output 1 [2024-05-04 23:56:38,839 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 8 treesize of output 1 [2024-05-04 23:56:38,957 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 8 treesize of output 1 [2024-05-04 23:56:39,063 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 8 treesize of output 1 [2024-05-04 23:56:47,508 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-04 23:56:47,509 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 21 select indices, 21 select index equivalence classes, 102 disjoint index pairs (out of 210 index pairs), introduced 21 new quantified variables, introduced 210 case distinctions, treesize of input 163 treesize of output 897 [2024-05-04 23:57:03,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 97 proven. 653 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-05-04 23:57:03,181 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:57:11,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1290 backedges. 0 proven. 653 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-05-04 23:57:11,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [183769469] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:57:11,027 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:57:11,027 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 74, 59] total 208 [2024-05-04 23:57:11,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1047274831] [2024-05-04 23:57:11,027 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:57:11,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 208 states [2024-05-04 23:57:11,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:57:11,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 208 interpolants. [2024-05-04 23:57:11,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2284, Invalid=40752, Unknown=20, NotChecked=0, Total=43056 [2024-05-04 23:57:11,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:57:11,081 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:57:11,082 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 208 states, 208 states have (on average 4.1298076923076925) internal successors, (859), 208 states have internal predecessors, (859), 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) [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:57:11,082 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:57:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:57:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:57:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-04 23:57:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-05-04 23:57:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-04 23:57:11,083 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:58:56,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-05-04 23:58:56,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-04 23:58:56,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2024-05-04 23:58:57,003 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-05-04 23:58:57,206 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:58:57,207 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:58:57,207 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:58:57,207 INFO L85 PathProgramCache]: Analyzing trace with hash 1762584025, now seen corresponding path program 10 times [2024-05-04 23:58:57,207 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:58:57,207 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349136377] [2024-05-04 23:58:57,207 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:58:57,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:58:57,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:58:59,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2930 backedges. 2293 proven. 637 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:58:59,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:58:59,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349136377] [2024-05-04 23:58:59,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349136377] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:58:59,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710858823] [2024-05-04 23:58:59,806 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-04 23:58:59,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:58:59,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:58:59,807 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) [2024-05-04 23:58:59,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-05-04 23:59:00,041 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-04 23:59:00,041 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:59:00,045 INFO L262 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 57 conjunts are in the unsatisfiable core [2024-05-04 23:59:00,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:59:02,473 INFO L134 CoverageAnalysis]: Checked inductivity of 2930 backedges. 2209 proven. 721 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:59:02,473 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:59:04,415 INFO L134 CoverageAnalysis]: Checked inductivity of 2930 backedges. 2293 proven. 637 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:59:04,415 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710858823] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:59:04,415 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:59:04,416 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [56, 56, 56] total 148 [2024-05-04 23:59:04,416 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [110410396] [2024-05-04 23:59:04,416 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:59:04,417 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 148 states [2024-05-04 23:59:04,417 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:59:04,490 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 148 interpolants. [2024-05-04 23:59:04,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3908, Invalid=17848, Unknown=0, NotChecked=0, Total=21756 [2024-05-04 23:59:04,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:59:04,492 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:59:04,492 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 148 states, 148 states have (on average 7.608108108108108) internal successors, (1126), 148 states have internal predecessors, (1126), 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) [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2024-05-04 23:59:04,493 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-04 23:59:07,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-04 23:59:07,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-04 23:59:07,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2024-05-04 23:59:07,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-04 23:59:07,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-04 23:59:07,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-04 23:59:07,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-05-04 23:59:07,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-04 23:59:07,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2024-05-04 23:59:07,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-04 23:59:07,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-05-04 23:59:07,971 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,SelfDestructingSolverStorable20 [2024-05-04 23:59:07,972 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-04 23:59:07,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:59:07,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1992472577, now seen corresponding path program 11 times [2024-05-04 23:59:07,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:59:07,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [501383203] [2024-05-04 23:59:07,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:59:07,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:59:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:59:45,699 INFO L134 CoverageAnalysis]: Checked inductivity of 4340 backedges. 1304 proven. 3036 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:59:45,699 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:59:45,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [501383203] [2024-05-04 23:59:45,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [501383203] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:59:45,699 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289847950] [2024-05-04 23:59:45,699 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-04 23:59:45,699 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:59:45,699 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:59:45,700 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) [2024-05-04 23:59:45,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-05-04 23:59:46,588 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 24 check-sat command(s) [2024-05-04 23:59:46,588 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:59:46,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 1396 conjuncts, 464 conjunts are in the unsatisfiable core [2024-05-04 23:59:46,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 00:00:26,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,817 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,819 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,820 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,821 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,823 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,824 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,826 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,829 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,830 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,830 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,831 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,834 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,836 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,838 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,839 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,841 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,847 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,849 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,861 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,866 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,868 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,873 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,888 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,889 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,895 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,900 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,902 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,903 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,905 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,915 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,917 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,948 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,953 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,962 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,963 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,965 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,966 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,967 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,968 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,971 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,973 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,974 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,977 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,979 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,980 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,987 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,989 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,991 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,992 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:26,993 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,995 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,999 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:26,999 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,001 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,004 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,006 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,010 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,012 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,014 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,016 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,018 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,020 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,024 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,026 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,028 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,032 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,033 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,034 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,035 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,036 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,037 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,038 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,040 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,041 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,044 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,045 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,046 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,048 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,050 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,051 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,053 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-05-05 00:00:27,054 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,055 INFO L173 IndexEqualityManager]: detected equality via solver [2024-05-05 00:00:27,095 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-05 00:00:27,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 44 select indices, 44 select index equivalence classes, 231 disjoint index pairs (out of 946 index pairs), introduced 44 new quantified variables, introduced 946 case distinctions, treesize of input 327 treesize of output 119 [2024-05-05 00:00:27,718 INFO L134 CoverageAnalysis]: Checked inductivity of 4340 backedges. 0 proven. 4340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:00:27,718 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 00:02:10,017 WARN L293 SmtUtils]: Spent 22.54s on a formula simplification. DAG size of input: 1694 DAG size of output: 861 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-05-05 00:02:10,062 INFO L349 Elim1Store]: treesize reduction 2434, result has 46.3 percent of original size [2024-05-05 00:02:10,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 40 select indices, 40 select index equivalence classes, 0 disjoint index pairs (out of 780 index pairs), introduced 40 new quantified variables, introduced 780 case distinctions, treesize of input 402 treesize of output 2146 [2024-05-05 00:02:47,606 INFO L134 CoverageAnalysis]: Checked inductivity of 4340 backedges. 0 proven. 4340 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:02:47,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [289847950] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 00:02:47,607 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 00:02:47,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [150, 150, 145] total 427 [2024-05-05 00:02:47,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [354000044] [2024-05-05 00:02:47,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 00:02:47,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 427 states [2024-05-05 00:02:47,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 00:02:47,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 427 interpolants. [2024-05-05 00:02:47,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22060, Invalid=159823, Unknown=19, NotChecked=0, Total=181902 [2024-05-05 00:02:47,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:02:47,725 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 00:02:47,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 427 states, 427 states have (on average 3.5644028103044496) internal successors, (1522), 427 states have internal predecessors, (1522), 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) [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:02:47,726 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2024-05-05 00:02:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-05 00:02:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-05 00:02:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-05 00:02:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-05-05 00:02:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-05 00:02:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2024-05-05 00:02:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-05 00:02:47,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:03:43,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:03:43,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-05 00:03:43,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-05 00:03:43,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-05 00:03:43,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-05-05 00:03:43,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-05 00:03:43,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2024-05-05 00:03:43,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-05 00:03:43,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2024-05-05 00:03:43,106 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-05-05 00:03:43,304 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 00:03:43,307 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 00:03:43,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 00:03:43,308 INFO L85 PathProgramCache]: Analyzing trace with hash 1235572485, now seen corresponding path program 12 times [2024-05-05 00:03:43,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 00:03:43,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1407262820] [2024-05-05 00:03:43,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 00:03:43,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 00:03:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:03:49,044 INFO L134 CoverageAnalysis]: Checked inductivity of 4525 backedges. 1892 proven. 2633 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:03:49,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 00:03:49,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1407262820] [2024-05-05 00:03:49,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1407262820] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 00:03:49,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [859967443] [2024-05-05 00:03:49,044 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-05 00:03:49,044 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 00:03:49,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 00:03:49,046 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) [2024-05-05 00:03:49,047 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-05-05 00:03:54,307 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 25 check-sat command(s) [2024-05-05 00:03:54,308 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-05 00:03:54,324 INFO L262 TraceCheckSpWp]: Trace formula consists of 1410 conjuncts, 88 conjunts are in the unsatisfiable core [2024-05-05 00:03:54,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 00:03:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 4525 backedges. 2047 proven. 2478 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:03:58,846 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 00:04:03,318 INFO L134 CoverageAnalysis]: Checked inductivity of 4525 backedges. 2232 proven. 2293 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:04:03,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [859967443] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 00:04:03,319 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 00:04:03,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [79, 79, 79] total 207 [2024-05-05 00:04:03,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444368502] [2024-05-05 00:04:03,319 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 00:04:03,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 207 states [2024-05-05 00:04:03,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 00:04:03,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 207 interpolants. [2024-05-05 00:04:03,426 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5473, Invalid=37169, Unknown=0, NotChecked=0, Total=42642 [2024-05-05 00:04:03,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:04:03,426 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 00:04:03,427 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 207 states, 207 states have (on average 6.497584541062802) internal successors, (1345), 207 states have internal predecessors, (1345), 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) [2024-05-05 00:04:03,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:04:03,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-05 00:04:03,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:04:03,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2024-05-05 00:04:03,429 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:04:16,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2024-05-05 00:04:16,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-05-05 00:04:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-05-05 00:04:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-05-05 00:04:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 138 states. [2024-05-05 00:04:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-05 00:04:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 338 states. [2024-05-05 00:04:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-05-05 00:04:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2024-05-05 00:04:16,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 184 states. [2024-05-05 00:04:16,972 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-05-05 00:04:17,168 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,SelfDestructingSolverStorable22 [2024-05-05 00:04:17,173 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-05 00:04:17,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-05 00:04:17,174 INFO L85 PathProgramCache]: Analyzing trace with hash -675833703, now seen corresponding path program 13 times [2024-05-05 00:04:17,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-05 00:04:17,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [570361204] [2024-05-05 00:04:17,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-05 00:04:17,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-05 00:04:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:05:01,167 INFO L134 CoverageAnalysis]: Checked inductivity of 4744 backedges. 0 proven. 4744 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:05:01,167 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-05 00:05:01,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [570361204] [2024-05-05 00:05:01,167 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [570361204] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-05 00:05:01,167 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1992249382] [2024-05-05 00:05:01,168 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-05 00:05:01,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 00:05:01,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-05 00:05:01,169 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-05 00:05:01,173 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-05-05 00:05:01,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-05 00:05:01,699 INFO L262 TraceCheckSpWp]: Trace formula consists of 1442 conjuncts, 484 conjunts are in the unsatisfiable core [2024-05-05 00:05:01,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-05 00:05:32,544 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-05-05 00:05:32,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 23 select indices, 23 select index equivalence classes, 0 disjoint index pairs (out of 253 index pairs), introduced 23 new quantified variables, introduced 253 case distinctions, treesize of input 331 treesize of output 55 [2024-05-05 00:05:33,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4744 backedges. 0 proven. 4744 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-05 00:05:33,026 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-05 00:05:59,373 INFO L134 CoverageAnalysis]: Checked inductivity of 4744 backedges. 0 proven. 2512 refuted. 0 times theorem prover too weak. 2232 trivial. 0 not checked. [2024-05-05 00:05:59,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1992249382] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-05 00:05:59,374 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-05 00:05:59,374 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [157, 151, 99] total 399 [2024-05-05 00:05:59,374 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879938278] [2024-05-05 00:05:59,374 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-05 00:05:59,376 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 399 states [2024-05-05 00:05:59,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-05 00:05:59,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 399 interpolants. [2024-05-05 00:05:59,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10216, Invalid=148586, Unknown=0, NotChecked=0, Total=158802 [2024-05-05 00:05:59,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:05:59,506 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-05 00:05:59,507 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 399 states, 399 states have (on average 3.5714285714285716) internal successors, (1425), 399 states have internal predecessors, (1425), 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) [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 63 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 81 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 131 states. [2024-05-05 00:05:59,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2024-05-05 00:05:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-05-05 00:05:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-05-05 00:05:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 138 states. [2024-05-05 00:05:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-05 00:05:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 338 states. [2024-05-05 00:05:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-05-05 00:05:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2024-05-05 00:05:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 184 states. [2024-05-05 00:05:59,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-05 00:08:16,156 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 00:08:16,156 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 00:08:16,156 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 [2024-05-05 00:08:16,200 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-05-05 00:08:16,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 00:08:16,393 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-05-05 00:08:16,395 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2024-05-05 00:08:16,395 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 5 remaining) [2024-05-05 00:08:16,395 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 5 remaining) [2024-05-05 00:08:16,395 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 5 remaining) [2024-05-05 00:08:16,395 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2024-05-05 00:08:16,399 INFO L448 BasicCegarLoop]: Path program histogram: [13, 4, 2, 1, 1, 1, 1, 1] [2024-05-05 00:08:16,401 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 00:08:16,401 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 00:08:16,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 12:08:16 BasicIcfg [2024-05-05 00:08:16,402 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 00:08:16,403 INFO L158 Benchmark]: Toolchain (without parser) took 834104.92ms. Allocated memory was 192.9MB in the beginning and 6.7GB in the end (delta: 6.5GB). Free memory was 124.2MB in the beginning and 5.8GB in the end (delta: -5.6GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2024-05-05 00:08:16,403 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 192.9MB. Free memory is still 159.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 00:08:16,403 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.46ms. Allocated memory was 192.9MB in the beginning and 289.4MB in the end (delta: 96.5MB). Free memory was 124.1MB in the beginning and 253.2MB in the end (delta: -129.1MB). Peak memory consumption was 8.6MB. Max. memory is 8.0GB. [2024-05-05 00:08:16,403 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.86ms. Allocated memory is still 289.4MB. Free memory was 253.2MB in the beginning and 250.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-05-05 00:08:16,403 INFO L158 Benchmark]: Boogie Preprocessor took 23.91ms. Allocated memory is still 289.4MB. Free memory was 250.6MB in the beginning and 248.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 00:08:16,403 INFO L158 Benchmark]: RCFGBuilder took 652.81ms. Allocated memory is still 289.4MB. Free memory was 248.5MB in the beginning and 195.5MB in the end (delta: 53.0MB). Peak memory consumption was 52.4MB. Max. memory is 8.0GB. [2024-05-05 00:08:16,403 INFO L158 Benchmark]: TraceAbstraction took 833116.88ms. Allocated memory was 289.4MB in the beginning and 6.7GB in the end (delta: 6.4GB). Free memory was 194.5MB in the beginning and 5.8GB in the end (delta: -5.6GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2024-05-05 00:08:16,404 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 192.9MB. Free memory is still 159.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 249.46ms. Allocated memory was 192.9MB in the beginning and 289.4MB in the end (delta: 96.5MB). Free memory was 124.1MB in the beginning and 253.2MB in the end (delta: -129.1MB). Peak memory consumption was 8.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 52.86ms. Allocated memory is still 289.4MB. Free memory was 253.2MB in the beginning and 250.6MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.91ms. Allocated memory is still 289.4MB. Free memory was 250.6MB in the beginning and 248.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 652.81ms. Allocated memory is still 289.4MB. Free memory was 248.5MB in the beginning and 195.5MB in the end (delta: 53.0MB). Peak memory consumption was 52.4MB. Max. memory is 8.0GB. * TraceAbstraction took 833116.88ms. Allocated memory was 289.4MB in the beginning and 6.7GB in the end (delta: 6.4GB). Free memory was 194.5MB in the beginning and 5.8GB in the end (delta: -5.6GB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1455492, independent: 1376540, independent conditional: 1376540, independent unconditional: 0, dependent: 78952, dependent conditional: 78952, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1379312, independent: 1376540, independent conditional: 1376540, independent unconditional: 0, dependent: 2772, dependent conditional: 2772, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1379312, independent: 1376540, independent conditional: 1376540, independent unconditional: 0, dependent: 2772, dependent conditional: 2772, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1379312, independent: 1376540, independent conditional: 1376540, independent unconditional: 0, dependent: 2772, dependent conditional: 2772, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1404792, independent: 1376540, independent conditional: 6808, independent unconditional: 1369732, dependent: 28252, dependent conditional: 22708, dependent unconditional: 5544, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1404792, independent: 1376540, independent conditional: 1291, independent unconditional: 1375249, dependent: 28252, dependent conditional: 10479, dependent unconditional: 17773, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1404792, independent: 1376540, independent conditional: 1291, independent unconditional: 1375249, dependent: 28252, dependent conditional: 10479, dependent unconditional: 17773, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1155, independent: 1080, independent conditional: 142, independent unconditional: 938, dependent: 75, dependent conditional: 71, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1155, independent: 1080, independent conditional: 0, independent unconditional: 1080, dependent: 75, dependent conditional: 0, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 75, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 75, dependent conditional: 71, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 75, dependent conditional: 71, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 228, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 228, dependent conditional: 185, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1404792, independent: 1375460, independent conditional: 1149, independent unconditional: 1374311, dependent: 28177, dependent conditional: 10408, dependent unconditional: 17769, unknown: 1155, unknown conditional: 213, unknown unconditional: 942] , Statistics on independence cache: Total cache size (in pairs): 1155, Positive cache size: 1080, Positive conditional cache size: 142, Positive unconditional cache size: 938, Negative cache size: 75, Negative conditional cache size: 71, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17746, Maximal queried relation: 16, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1404792, independent: 1376540, independent conditional: 6808, independent unconditional: 1369732, dependent: 28252, dependent conditional: 22708, dependent unconditional: 5544, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1404792, independent: 1376540, independent conditional: 1291, independent unconditional: 1375249, dependent: 28252, dependent conditional: 10479, dependent unconditional: 17773, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1404792, independent: 1376540, independent conditional: 1291, independent unconditional: 1375249, dependent: 28252, dependent conditional: 10479, dependent unconditional: 17773, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1155, independent: 1080, independent conditional: 142, independent unconditional: 938, dependent: 75, dependent conditional: 71, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1155, independent: 1080, independent conditional: 0, independent unconditional: 1080, dependent: 75, dependent conditional: 0, dependent unconditional: 75, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 75, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 75, dependent conditional: 71, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 75, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 75, dependent conditional: 71, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 228, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 228, dependent conditional: 185, dependent unconditional: 42, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1404792, independent: 1375460, independent conditional: 1149, independent unconditional: 1374311, dependent: 28177, dependent conditional: 10408, dependent unconditional: 17769, unknown: 1155, unknown conditional: 213, unknown unconditional: 942] , Statistics on independence cache: Total cache size (in pairs): 1155, Positive cache size: 1080, Positive conditional cache size: 142, Positive unconditional cache size: 938, Negative cache size: 75, Negative conditional cache size: 71, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 17746 ], Independence queries for same thread: 76180 - TimeoutResultAtElement [Line: 136]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 127]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 129]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 128]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 126]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 243 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 832.9s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 13, EmptinessCheckTime: 368.6s, 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: 1974, 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: 0.8s SsaConstructionTime, 10.3s SatisfiabilityAnalysisTime, 446.2s InterpolantComputationTime, 12315 NumberOfCodeBlocks, 12117 NumberOfCodeBlocksAsserted, 120 NumberOfCheckSat, 17896 ConstructedInterpolants, 326 QuantifiedInterpolants, 301813 SizeOfPredicates, 921 NumberOfNonLiveVariables, 12916 ConjunctsInSsa, 2104 ConjunctsInUnsatCore, 60 InterpolantComputations, 6 PerfectInterpolantSequences, 21822/60519 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown