/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 RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 23:48:30,624 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 23:48:30,679 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 23:48:30,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 23:48:30,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 23:48:30,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 23:48:30,696 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 23:48:30,696 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 23:48:30,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 23:48:30,697 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 23:48:30,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 23:48:30,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 23:48:30,697 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 23:48:30,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 23:48:30,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 23:48:30,698 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 23:48:30,698 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 23:48:30,698 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 23:48:30,699 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 23:48:30,699 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 23:48:30,699 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 23:48:30,700 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 23:48:30,700 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 23:48:30,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 23:48:30,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 23:48:30,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 23:48:30,701 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 23:48:30,701 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 23:48:30,702 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 23:48:30,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 23:48:30,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 23:48:30,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 23:48:30,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 23:48:30,703 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 23:48:30,703 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 23:48:30,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 23:48:30,703 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 23:48:30,703 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 23:48:30,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 23:48:30,704 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 [2024-04-04 23:48:30,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 23:48:30,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 23:48:30,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 23:48:30,899 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 23:48:30,899 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 23:48:30,900 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c [2024-04-04 23:48:31,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 23:48:31,977 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 23:48:31,978 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c [2024-04-04 23:48:31,983 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3c73b611d/5b90974e4bb94d71a31176f6aca99f66/FLAGc7d06d4ad [2024-04-04 23:48:31,997 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/3c73b611d/5b90974e4bb94d71a31176f6aca99f66 [2024-04-04 23:48:31,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 23:48:32,000 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 23:48:32,001 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 23:48:32,001 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 23:48:32,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 23:48:32,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:48:31" (1/1) ... [2024-04-04 23:48:32,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4403fe99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32, skipping insertion in model container [2024-04-04 23:48:32,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:48:31" (1/1) ... [2024-04-04 23:48:32,022 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 23:48:32,132 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c[2525,2538] [2024-04-04 23:48:32,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 23:48:32,145 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 23:48:32,159 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c[2525,2538] [2024-04-04 23:48:32,161 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 23:48:32,167 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 23:48:32,167 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 23:48:32,172 INFO L206 MainTranslator]: Completed translation [2024-04-04 23:48:32,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32 WrapperNode [2024-04-04 23:48:32,173 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 23:48:32,174 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 23:48:32,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 23:48:32,176 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 23:48:32,181 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,204 INFO L138 Inliner]: procedures = 25, calls = 45, calls flagged for inlining = 12, calls inlined = 16, statements flattened = 197 [2024-04-04 23:48:32,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 23:48:32,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 23:48:32,208 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 23:48:32,208 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 23:48:32,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,215 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,217 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,217 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,224 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,225 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,226 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,228 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 23:48:32,229 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 23:48:32,229 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 23:48:32,229 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 23:48:32,230 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (1/1) ... [2024-04-04 23:48:32,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 23:48:32,243 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:32,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-04 23:48:32,266 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-04 23:48:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 23:48:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 23:48:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 23:48:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 23:48:32,295 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 23:48:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 23:48:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 23:48:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 23:48:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 23:48:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 23:48:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 23:48:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 23:48:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 23:48:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 23:48:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 23:48:32,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 23:48:32,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 23:48:32,297 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 23:48:32,377 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 23:48:32,378 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 23:48:32,632 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 23:48:32,783 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 23:48:32,783 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-04 23:48:32,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:48:32 BoogieIcfgContainer [2024-04-04 23:48:32,785 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 23:48:32,787 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 23:48:32,787 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 23:48:32,792 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 23:48:32,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 11:48:31" (1/3) ... [2024-04-04 23:48:32,792 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@797414f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:48:32, skipping insertion in model container [2024-04-04 23:48:32,792 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:32" (2/3) ... [2024-04-04 23:48:32,793 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@797414f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:48:32, skipping insertion in model container [2024-04-04 23:48:32,793 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:48:32" (3/3) ... [2024-04-04 23:48:32,793 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum-alt2.wvr.c [2024-04-04 23:48:32,799 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 23:48:32,806 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 23:48:32,806 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 23:48:32,806 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 23:48:32,870 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 23:48:32,903 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 23:48:32,903 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 23:48:32,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:32,908 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 23:48:32,908 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-04 23:48:32,933 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 23:48:32,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:32,948 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 23:48:32,953 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;@bfb4421, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-04 23:48:32,953 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 23:48:33,237 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:33,239 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:33,239 INFO L85 PathProgramCache]: Analyzing trace with hash 661166984, now seen corresponding path program 1 times [2024-04-04 23:48:33,245 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:33,246 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080179282] [2024-04-04 23:48:33,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:33,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:33,484 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-04-04 23:48:33,485 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:33,485 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1080179282] [2024-04-04 23:48:33,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1080179282] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 23:48:33,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 23:48:33,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 23:48:33,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1907128677] [2024-04-04 23:48:33,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 23:48:33,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 23:48:33,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:33,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 23:48:33,619 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 23:48:33,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:33,621 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:33,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 63.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:33,622 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:33,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:33,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 23:48:33,727 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:33,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:33,728 INFO L85 PathProgramCache]: Analyzing trace with hash 834531780, now seen corresponding path program 1 times [2024-04-04 23:48:33,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:33,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [664122335] [2024-04-04 23:48:33,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:33,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:33,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:34,100 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 23:48:34,100 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:34,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [664122335] [2024-04-04 23:48:34,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [664122335] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 23:48:34,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 23:48:34,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 23:48:34,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [910098678] [2024-04-04 23:48:34,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 23:48:34,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 23:48:34,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:34,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 23:48:34,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-04 23:48:34,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:34,130 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:34,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 7 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:34,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:34,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:34,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:34,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:34,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 23:48:34,287 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:34,288 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:34,288 INFO L85 PathProgramCache]: Analyzing trace with hash 542111228, now seen corresponding path program 1 times [2024-04-04 23:48:34,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:34,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653063722] [2024-04-04 23:48:34,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:34,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:34,633 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 23:48:34,634 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:34,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653063722] [2024-04-04 23:48:34,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653063722] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:34,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [269077352] [2024-04-04 23:48:34,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:34,634 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:34,635 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:34,666 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:34,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 23:48:34,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:34,777 INFO L262 TraceCheckSpWp]: Trace formula consists of 340 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-04 23:48:34,785 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:35,019 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 23:48:35,019 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:35,286 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 23:48:35,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [269077352] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:35,287 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:35,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 25 [2024-04-04 23:48:35,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [826816910] [2024-04-04 23:48:35,287 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:35,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-04-04 23:48:35,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:35,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-04-04 23:48:35,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=484, Unknown=0, NotChecked=0, Total=600 [2024-04-04 23:48:35,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:35,347 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:35,347 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.64) internal successors, (216), 25 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:35,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:35,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:35,347 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:35,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:35,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:35,669 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-04 23:48:35,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-04 23:48:35,868 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:35,868 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:35,868 INFO L85 PathProgramCache]: Analyzing trace with hash -577355212, now seen corresponding path program 2 times [2024-04-04 23:48:35,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:35,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [915247893] [2024-04-04 23:48:35,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:35,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:35,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:36,070 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:48:36,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:36,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [915247893] [2024-04-04 23:48:36,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [915247893] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:36,070 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1172621108] [2024-04-04 23:48:36,074 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 23:48:36,074 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:36,074 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:36,075 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:36,078 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 23:48:36,185 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 23:48:36,185 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:36,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 23:48:36,196 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:36,322 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:48:36,323 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:36,425 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:48:36,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1172621108] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:36,425 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:36,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 21 [2024-04-04 23:48:36,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490373717] [2024-04-04 23:48:36,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:36,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-04-04 23:48:36,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:36,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-04-04 23:48:36,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=346, Unknown=0, NotChecked=0, Total=420 [2024-04-04 23:48:36,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:36,455 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:36,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 8.80952380952381) internal successors, (185), 21 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:36,455 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:36,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:36,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:36,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:37,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:37,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:37,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:37,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:37,116 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 23:48:37,313 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:37,313 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:37,314 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:37,314 INFO L85 PathProgramCache]: Analyzing trace with hash -1698109343, now seen corresponding path program 3 times [2024-04-04 23:48:37,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:37,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582541566] [2024-04-04 23:48:37,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:37,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:37,641 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:37,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:37,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582541566] [2024-04-04 23:48:37,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582541566] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:37,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1567148776] [2024-04-04 23:48:37,642 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 23:48:37,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:37,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:37,643 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:37,664 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 23:48:37,867 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-04 23:48:37,867 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:37,869 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-04 23:48:37,871 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-04 23:48:38,235 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:38,636 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-04 23:48:38,637 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1567148776] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:38,637 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:38,637 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 42 [2024-04-04 23:48:38,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762739378] [2024-04-04 23:48:38,637 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:38,637 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-04 23:48:38,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:38,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-04 23:48:38,734 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1568, Unknown=0, NotChecked=0, Total=1722 [2024-04-04 23:48:38,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:38,734 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:38,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 7.523809523809524) internal successors, (316), 42 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:38,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:38,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:38,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:38,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:38,735 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:42,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:42,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:42,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:42,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:42,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-04-04 23:48:42,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 23:48:42,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:42,226 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:42,226 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:42,226 INFO L85 PathProgramCache]: Analyzing trace with hash -2048086887, now seen corresponding path program 4 times [2024-04-04 23:48:42,227 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:42,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643029818] [2024-04-04 23:48:42,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:42,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:42,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:42,625 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 106 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-04 23:48:42,625 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:42,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643029818] [2024-04-04 23:48:42,625 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643029818] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:42,625 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1689599744] [2024-04-04 23:48:42,625 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 23:48:42,625 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:42,625 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:42,626 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:42,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-04 23:48:42,727 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 23:48:42,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:42,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 23:48:42,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:43,143 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-04-04 23:48:43,143 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 83 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-04-04 23:48:43,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1689599744] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:43,612 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:43,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 49 [2024-04-04 23:48:43,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227771912] [2024-04-04 23:48:43,612 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:43,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-04-04 23:48:43,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:43,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-04-04 23:48:43,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=330, Invalid=2022, Unknown=0, NotChecked=0, Total=2352 [2024-04-04 23:48:43,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:43,703 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:43,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 7.020408163265306) internal successors, (344), 49 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:43,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:43,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:43,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:43,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:43,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-04-04 23:48:43,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:44,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:44,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:44,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:44,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:44,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-04-04 23:48:44,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 23:48:44,268 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-04 23:48:44,461 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-04 23:48:44,462 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:44,462 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:44,462 INFO L85 PathProgramCache]: Analyzing trace with hash -465506095, now seen corresponding path program 5 times [2024-04-04 23:48:44,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:44,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442528667] [2024-04-04 23:48:44,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:44,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:44,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:45,039 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 98 proven. 76 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:45,039 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:45,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442528667] [2024-04-04 23:48:45,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442528667] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:45,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1734673869] [2024-04-04 23:48:45,040 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 23:48:45,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:45,040 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:45,042 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:45,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 23:48:45,175 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-04-04 23:48:45,175 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:45,177 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 30 conjunts are in the unsatisfiable core [2024-04-04 23:48:45,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:46,027 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 103 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 23:48:46,027 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:47,049 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 123 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 23:48:47,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1734673869] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:47,050 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:47,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 31, 31] total 79 [2024-04-04 23:48:47,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898371483] [2024-04-04 23:48:47,050 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:47,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2024-04-04 23:48:47,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:47,127 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2024-04-04 23:48:47,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=843, Invalid=5319, Unknown=0, NotChecked=0, Total=6162 [2024-04-04 23:48:47,129 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:47,130 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:47,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 5.987341772151899) internal successors, (473), 79 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:47,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:47,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:47,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:47,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:47,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-04-04 23:48:47,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 23:48:47,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:48,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:48,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:48,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:48,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:48,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-04-04 23:48:48,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 23:48:48,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:48:48,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-04 23:48:48,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:48,348 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:48,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:48,349 INFO L85 PathProgramCache]: Analyzing trace with hash 1393982953, now seen corresponding path program 6 times [2024-04-04 23:48:48,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:48,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438149186] [2024-04-04 23:48:48,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:48,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:48,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:48,918 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 58 proven. 281 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-04-04 23:48:48,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:48,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438149186] [2024-04-04 23:48:48,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438149186] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:48,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [813737239] [2024-04-04 23:48:48,918 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 23:48:48,918 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:48,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:48,919 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:48,936 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-04 23:48:49,332 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-04-04 23:48:49,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:49,336 INFO L262 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 22 conjunts are in the unsatisfiable core [2024-04-04 23:48:49,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:49,948 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 80 proven. 259 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-04-04 23:48:49,948 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 245 proven. 94 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-04-04 23:48:50,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [813737239] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:50,487 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:50,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 54 [2024-04-04 23:48:50,488 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266616866] [2024-04-04 23:48:50,488 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:50,488 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 54 states [2024-04-04 23:48:50,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:50,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2024-04-04 23:48:50,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=456, Invalid=2406, Unknown=0, NotChecked=0, Total=2862 [2024-04-04 23:48:50,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:50,650 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:50,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 54 states, 54 states have (on average 7.425925925925926) internal successors, (401), 54 states have internal predecessors, (401), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:50,650 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:50,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:50,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:50,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:50,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-04-04 23:48:50,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 23:48:50,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:48:50,651 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:51,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:51,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:51,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:51,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:51,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:48:51,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:48:51,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:48:51,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:48:51,781 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-04 23:48:51,976 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,SelfDestructingSolverStorable7 [2024-04-04 23:48:51,977 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:51,977 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:51,977 INFO L85 PathProgramCache]: Analyzing trace with hash 1439307673, now seen corresponding path program 7 times [2024-04-04 23:48:51,977 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:51,977 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [553825121] [2024-04-04 23:48:51,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:51,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:52,614 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 91 proven. 348 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 23:48:52,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:52,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [553825121] [2024-04-04 23:48:52,614 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [553825121] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:52,614 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1997878827] [2024-04-04 23:48:52,614 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 23:48:52,614 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:52,615 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:52,615 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:52,617 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-04 23:48:52,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:52,749 INFO L262 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 42 conjunts are in the unsatisfiable core [2024-04-04 23:48:52,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:54,023 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 170 proven. 317 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:54,023 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:55,492 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 190 proven. 297 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:55,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1997878827] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:55,493 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:55,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 43, 43] total 108 [2024-04-04 23:48:55,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652566223] [2024-04-04 23:48:55,493 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:55,493 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-04-04 23:48:55,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:55,609 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-04-04 23:48:55,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1214, Invalid=10342, Unknown=0, NotChecked=0, Total=11556 [2024-04-04 23:48:55,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:55,611 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:55,612 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 5.694444444444445) internal successors, (615), 108 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:55,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:55,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:55,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:55,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:55,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:48:55,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:48:55,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:48:55,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:48:55,612 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:58,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:58,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:58,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:58,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:48:58,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:48:58,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:48:58,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:48:58,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:48:58,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:48:58,995 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-04-04 23:48:59,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:59,188 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:59,188 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:59,188 INFO L85 PathProgramCache]: Analyzing trace with hash 16296481, now seen corresponding path program 8 times [2024-04-04 23:48:59,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:59,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708872140] [2024-04-04 23:48:59,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:59,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:59,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:59,895 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 132 proven. 463 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 23:48:59,896 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:59,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708872140] [2024-04-04 23:48:59,896 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708872140] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:59,896 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646480665] [2024-04-04 23:48:59,896 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 23:48:59,896 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:59,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:59,897 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:59,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-04 23:49:00,048 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 23:49:00,049 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:49:00,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-04 23:49:00,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:49:01,134 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 339 proven. 304 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:49:01,134 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:49:02,111 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 412 proven. 231 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:49:02,111 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646480665] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:49:02,111 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:49:02,111 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 37, 37] total 87 [2024-04-04 23:49:02,112 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1707075532] [2024-04-04 23:49:02,112 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:49:02,112 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2024-04-04 23:49:02,112 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:49:02,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2024-04-04 23:49:02,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1253, Invalid=6229, Unknown=0, NotChecked=0, Total=7482 [2024-04-04 23:49:02,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:02,230 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:49:02,231 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 87 states have (on average 6.689655172413793) internal successors, (582), 87 states have internal predecessors, (582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:02,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:03,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:49:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:49:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:49:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:49:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:49:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:03,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:49:03,850 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-04 23:49:04,045 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,SelfDestructingSolverStorable9 [2024-04-04 23:49:04,046 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:49:04,046 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:49:04,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1711597023, now seen corresponding path program 9 times [2024-04-04 23:49:04,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:49:04,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998856955] [2024-04-04 23:49:04,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:49:04,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:49:04,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:49:05,590 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 683 proven. 442 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:49:05,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:49:05,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998856955] [2024-04-04 23:49:05,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998856955] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:49:05,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [558799782] [2024-04-04 23:49:05,590 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 23:49:05,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:49:05,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:49:05,591 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:49:05,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-04 23:49:05,888 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-04-04 23:49:05,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:49:05,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 830 conjuncts, 61 conjunts are in the unsatisfiable core [2024-04-04 23:49:05,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:49:07,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 143 proven. 685 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2024-04-04 23:49:07,923 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:49:10,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 11 proven. 745 refuted. 0 times theorem prover too weak. 370 trivial. 0 not checked. [2024-04-04 23:49:10,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [558799782] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:49:10,807 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:49:10,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 52, 48] total 144 [2024-04-04 23:49:10,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1551006978] [2024-04-04 23:49:10,807 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:49:10,807 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2024-04-04 23:49:10,808 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:49:11,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2024-04-04 23:49:11,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1258, Invalid=19334, Unknown=0, NotChecked=0, Total=20592 [2024-04-04 23:49:11,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:11,023 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:49:11,024 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 5.381944444444445) internal successors, (775), 144 states have internal predecessors, (775), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:49:11,024 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:49:49,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:49:49,703 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-04 23:49:49,893 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,SelfDestructingSolverStorable10 [2024-04-04 23:49:49,893 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:49:49,893 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:49:49,893 INFO L85 PathProgramCache]: Analyzing trace with hash -1977033127, now seen corresponding path program 10 times [2024-04-04 23:49:49,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:49:49,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60462354] [2024-04-04 23:49:49,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:49:49,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:49:50,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:50:00,385 INFO L134 CoverageAnalysis]: Checked inductivity of 3462 backedges. 2657 proven. 804 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:50:00,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:50:00,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60462354] [2024-04-04 23:50:00,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60462354] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:50:00,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2056368989] [2024-04-04 23:50:00,385 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 23:50:00,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:50:00,386 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:50:00,386 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:50:00,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-04 23:50:00,572 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 23:50:00,573 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:50:00,576 INFO L262 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 50 conjunts are in the unsatisfiable core [2024-04-04 23:50:00,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:50:04,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3462 backedges. 1452 proven. 476 refuted. 0 times theorem prover too weak. 1534 trivial. 0 not checked. [2024-04-04 23:50:04,087 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:50:08,248 INFO L134 CoverageAnalysis]: Checked inductivity of 3462 backedges. 1477 proven. 451 refuted. 0 times theorem prover too weak. 1534 trivial. 0 not checked. [2024-04-04 23:50:08,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2056368989] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:50:08,249 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:50:08,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [147, 51, 51] total 241 [2024-04-04 23:50:08,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867419663] [2024-04-04 23:50:08,249 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:50:08,250 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 241 states [2024-04-04 23:50:08,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:50:08,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 241 interpolants. [2024-04-04 23:50:08,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4382, Invalid=53458, Unknown=0, NotChecked=0, Total=57840 [2024-04-04 23:50:08,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:08,830 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:50:08,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 241 states, 241 states have (on average 3.759336099585062) internal successors, (906), 241 states have internal predecessors, (906), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:50:08,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:10,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:50:10,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:50:10,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-04 23:50:11,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:50:11,136 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:50:11,137 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:50:11,137 INFO L85 PathProgramCache]: Analyzing trace with hash 411554449, now seen corresponding path program 11 times [2024-04-04 23:50:11,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:50:11,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [520779181] [2024-04-04 23:50:11,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:50:11,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:50:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:50:21,513 INFO L134 CoverageAnalysis]: Checked inductivity of 3551 backedges. 2657 proven. 893 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:50:21,513 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:50:21,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [520779181] [2024-04-04 23:50:21,513 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [520779181] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:50:21,513 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [546233233] [2024-04-04 23:50:21,514 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 23:50:21,514 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:50:21,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:50:21,515 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:50:21,516 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-04 23:50:21,890 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 21 check-sat command(s) [2024-04-04 23:50:21,891 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:50:21,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 1278 conjuncts, 68 conjunts are in the unsatisfiable core [2024-04-04 23:50:21,904 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:50:26,921 INFO L134 CoverageAnalysis]: Checked inductivity of 3551 backedges. 3003 proven. 540 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-04 23:50:26,921 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:50:32,666 INFO L134 CoverageAnalysis]: Checked inductivity of 3551 backedges. 3003 proven. 540 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-04 23:50:32,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [546233233] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:50:32,666 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:50:32,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [149, 69, 69] total 280 [2024-04-04 23:50:32,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999300183] [2024-04-04 23:50:32,666 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:50:32,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 280 states [2024-04-04 23:50:32,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:50:33,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 280 interpolants. [2024-04-04 23:50:33,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6432, Invalid=71688, Unknown=0, NotChecked=0, Total=78120 [2024-04-04 23:50:33,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:33,259 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:50:33,260 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 280 states, 280 states have (on average 4.832142857142857) internal successors, (1353), 280 states have internal predecessors, (1353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:50:33,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:36,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:36,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:50:36,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:50:36,915 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-04 23:50:37,107 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,SelfDestructingSolverStorable12 [2024-04-04 23:50:37,108 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:50:37,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:50:37,108 INFO L85 PathProgramCache]: Analyzing trace with hash 1836684369, now seen corresponding path program 12 times [2024-04-04 23:50:37,108 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:50:37,108 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298615800] [2024-04-04 23:50:37,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:50:37,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:50:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:50:41,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4551 backedges. 2858 proven. 1692 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:50:41,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:50:41,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298615800] [2024-04-04 23:50:41,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298615800] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:50:41,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1948745833] [2024-04-04 23:50:41,420 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 23:50:41,420 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:50:41,420 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:50:41,421 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:50:41,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-04 23:50:43,980 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) [2024-04-04 23:50:43,980 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:50:43,996 INFO L262 TraceCheckSpWp]: Trace formula consists of 1390 conjuncts, 96 conjunts are in the unsatisfiable core [2024-04-04 23:50:44,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:50:48,251 INFO L134 CoverageAnalysis]: Checked inductivity of 4551 backedges. 2216 proven. 1636 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-04-04 23:50:48,251 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:50:54,256 INFO L134 CoverageAnalysis]: Checked inductivity of 4551 backedges. 2163 proven. 1826 refuted. 0 times theorem prover too weak. 562 trivial. 0 not checked. [2024-04-04 23:50:54,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1948745833] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:50:54,256 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:50:54,256 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [88, 87, 90] total 257 [2024-04-04 23:50:54,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1722946202] [2024-04-04 23:50:54,257 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:50:54,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 257 states [2024-04-04 23:50:54,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:50:54,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 257 interpolants. [2024-04-04 23:50:54,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6600, Invalid=59192, Unknown=0, NotChecked=0, Total=65792 [2024-04-04 23:50:54,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:54,971 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:50:54,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 257 states, 257 states have (on average 4.945525291828794) internal successors, (1271), 257 states have internal predecessors, (1271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:50:54,972 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:50:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:50:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:50:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:50:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:50:59,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:50:59,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:50:59,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:50:59,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:50:59,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:50:59,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:50:59,133 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-04-04 23:50:59,325 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,SelfDestructingSolverStorable13 [2024-04-04 23:50:59,325 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:50:59,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:50:59,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1331752823, now seen corresponding path program 13 times [2024-04-04 23:50:59,326 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:50:59,326 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129581565] [2024-04-04 23:50:59,326 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:50:59,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:50:59,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:51:03,575 INFO L134 CoverageAnalysis]: Checked inductivity of 4712 backedges. 1546 proven. 3165 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:51:03,576 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:51:03,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129581565] [2024-04-04 23:51:03,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129581565] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:51:03,576 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [82886497] [2024-04-04 23:51:03,576 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 23:51:03,576 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:51:03,576 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:51:03,577 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:51:03,578 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-04 23:51:03,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:51:03,865 INFO L262 TraceCheckSpWp]: Trace formula consists of 1404 conjuncts, 90 conjunts are in the unsatisfiable core [2024-04-04 23:51:03,872 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:51:09,015 INFO L134 CoverageAnalysis]: Checked inductivity of 4712 backedges. 2312 proven. 1751 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2024-04-04 23:51:09,016 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:51:15,272 INFO L134 CoverageAnalysis]: Checked inductivity of 4712 backedges. 2362 proven. 1701 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2024-04-04 23:51:15,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [82886497] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:51:15,274 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:51:15,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 91, 91] total 264 [2024-04-04 23:51:15,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216623058] [2024-04-04 23:51:15,274 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:51:15,275 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 264 states [2024-04-04 23:51:15,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:51:15,937 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 264 interpolants. [2024-04-04 23:51:15,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5834, Invalid=63598, Unknown=0, NotChecked=0, Total=69432 [2024-04-04 23:51:15,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:15,939 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:51:15,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 264 states, 264 states have (on average 5.0643939393939394) internal successors, (1337), 264 states have internal predecessors, (1337), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:51:15,940 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:51:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:51:15,941 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:51:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:51:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:51:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:51:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:51:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:51:31,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:51:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:51:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:51:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:51:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:51:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:51:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:51:31,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 286 states. [2024-04-04 23:51:31,369 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-04-04 23:51:31,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-04-04 23:51:31,564 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:51:31,565 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:51:31,565 INFO L85 PathProgramCache]: Analyzing trace with hash 1203516865, now seen corresponding path program 14 times [2024-04-04 23:51:31,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:51:31,565 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495149629] [2024-04-04 23:51:31,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:51:31,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:51:31,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:51:36,333 INFO L134 CoverageAnalysis]: Checked inductivity of 5189 backedges. 1707 proven. 3481 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:51:36,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:51:36,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495149629] [2024-04-04 23:51:36,333 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495149629] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:51:36,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1657471626] [2024-04-04 23:51:36,333 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 23:51:36,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:51:36,334 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:51:36,334 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:51:36,335 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-04 23:51:36,680 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 23:51:36,681 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:51:36,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 1460 conjuncts, 94 conjunts are in the unsatisfiable core [2024-04-04 23:51:36,696 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:51:42,154 INFO L134 CoverageAnalysis]: Checked inductivity of 5189 backedges. 2514 proven. 1976 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-04-04 23:51:42,154 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:51:49,044 INFO L134 CoverageAnalysis]: Checked inductivity of 5189 backedges. 2620 proven. 1870 refuted. 0 times theorem prover too weak. 699 trivial. 0 not checked. [2024-04-04 23:51:49,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1657471626] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:51:49,044 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:51:49,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [91, 95, 95] total 276 [2024-04-04 23:51:49,044 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [854605559] [2024-04-04 23:51:49,044 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:51:49,045 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 276 states [2024-04-04 23:51:49,045 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:51:49,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 276 interpolants. [2024-04-04 23:51:49,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6308, Invalid=69592, Unknown=0, NotChecked=0, Total=75900 [2024-04-04 23:51:49,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:49,627 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:51:49,627 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 276 states, 276 states have (on average 5.057971014492754) internal successors, (1396), 276 states have internal predecessors, (1396), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:51:49,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:49,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:51:49,627 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 286 states. [2024-04-04 23:51:49,628 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:06,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 286 states. [2024-04-04 23:52:06,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 23:52:06,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-04 23:52:06,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-04-04 23:52:06,634 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:52:06,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:52:06,634 INFO L85 PathProgramCache]: Analyzing trace with hash -489189639, now seen corresponding path program 15 times [2024-04-04 23:52:06,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:52:06,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375769595] [2024-04-04 23:52:06,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:52:06,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:52:06,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:52:11,716 INFO L134 CoverageAnalysis]: Checked inductivity of 5689 backedges. 1876 proven. 3812 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:52:11,717 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:52:11,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375769595] [2024-04-04 23:52:11,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375769595] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:52:11,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1883982233] [2024-04-04 23:52:11,717 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 23:52:11,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:52:11,717 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:52:11,718 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:52:11,719 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-04 23:52:15,708 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 23 check-sat command(s) [2024-04-04 23:52:15,708 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:52:15,734 INFO L262 TraceCheckSpWp]: Trace formula consists of 1502 conjuncts, 94 conjunts are in the unsatisfiable core [2024-04-04 23:52:15,741 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:52:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 5689 backedges. 154 proven. 3487 refuted. 0 times theorem prover too weak. 2048 trivial. 0 not checked. [2024-04-04 23:52:21,819 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:52:23,413 INFO L134 CoverageAnalysis]: Checked inductivity of 5689 backedges. 585 proven. 106 refuted. 0 times theorem prover too weak. 4998 trivial. 0 not checked. [2024-04-04 23:52:23,413 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1883982233] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:52:23,413 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:52:23,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 95, 17] total 202 [2024-04-04 23:52:23,413 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442198121] [2024-04-04 23:52:23,413 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:52:23,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 202 states [2024-04-04 23:52:23,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:52:23,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 202 interpolants. [2024-04-04 23:52:23,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1828, Invalid=38774, Unknown=0, NotChecked=0, Total=40602 [2024-04-04 23:52:23,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:23,937 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:52:23,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 202 states, 202 states have (on average 5.326732673267327) internal successors, (1076), 202 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:52:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:52:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:52:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:52:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:52:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:52:23,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 286 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 23:52:23,938 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 286 states. [2024-04-04 23:53:02,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 23:53:02,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2024-04-04 23:53:02,398 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-04-04 23:53:02,587 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,SelfDestructingSolverStorable16 [2024-04-04 23:53:02,587 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:53:02,587 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:53:02,588 INFO L85 PathProgramCache]: Analyzing trace with hash -512127649, now seen corresponding path program 16 times [2024-04-04 23:53:02,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:53:02,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354109815] [2024-04-04 23:53:02,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:53:02,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:53:02,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:53:08,350 INFO L134 CoverageAnalysis]: Checked inductivity of 6264 backedges. 4033 proven. 2223 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-04 23:53:08,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:53:08,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354109815] [2024-04-04 23:53:08,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354109815] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:53:08,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1890037191] [2024-04-04 23:53:08,351 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 23:53:08,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:53:08,351 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:53:08,352 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:53:08,374 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-04-04 23:53:08,616 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 23:53:08,617 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:53:08,622 INFO L262 TraceCheckSpWp]: Trace formula consists of 922 conjuncts, 98 conjunts are in the unsatisfiable core [2024-04-04 23:53:08,628 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:53:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 6264 backedges. 3087 proven. 2102 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2024-04-04 23:53:13,909 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:53:20,918 INFO L134 CoverageAnalysis]: Checked inductivity of 6264 backedges. 3142 proven. 2047 refuted. 0 times theorem prover too weak. 1075 trivial. 0 not checked. [2024-04-04 23:53:20,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1890037191] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:53:20,918 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:53:20,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [100, 99, 99] total 289 [2024-04-04 23:53:20,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221424406] [2024-04-04 23:53:20,918 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:53:20,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 289 states [2024-04-04 23:53:20,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:53:21,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 289 interpolants. [2024-04-04 23:53:21,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8530, Invalid=74702, Unknown=0, NotChecked=0, Total=83232 [2024-04-04 23:53:21,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:21,819 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:53:21,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 289 states, 289 states have (on average 4.868512110726644) internal successors, (1407), 289 states have internal predecessors, (1407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:53:21,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:21,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:53:21,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:53:21,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:53:21,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:53:21,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 286 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2024-04-04 23:53:21,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:26,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:26,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:53:26,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:53:26,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:53:26,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:53:26,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 286 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 460 states. [2024-04-04 23:53:26,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:53:26,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-04-04 23:53:27,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-04-04 23:53:27,096 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:53:27,096 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:53:27,096 INFO L85 PathProgramCache]: Analyzing trace with hash 1783290407, now seen corresponding path program 17 times [2024-04-04 23:53:27,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:53:27,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281116041] [2024-04-04 23:53:27,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:53:27,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:53:27,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:53:33,111 INFO L134 CoverageAnalysis]: Checked inductivity of 6449 backedges. 3757 proven. 2684 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-04 23:53:33,111 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:53:33,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281116041] [2024-04-04 23:53:33,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281116041] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:53:33,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [151801232] [2024-04-04 23:53:33,112 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 23:53:33,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:53:33,112 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:53:33,113 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:53:33,114 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-04 23:53:34,047 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 26 check-sat command(s) [2024-04-04 23:53:34,047 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:53:34,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 146 conjunts are in the unsatisfiable core [2024-04-04 23:53:34,067 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:53:47,278 INFO L134 CoverageAnalysis]: Checked inductivity of 6449 backedges. 0 proven. 4217 refuted. 0 times theorem prover too weak. 2232 trivial. 0 not checked. [2024-04-04 23:53:47,278 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:54:05,747 INFO L134 CoverageAnalysis]: Checked inductivity of 6449 backedges. 3707 proven. 510 refuted. 0 times theorem prover too weak. 2232 trivial. 0 not checked. [2024-04-04 23:54:05,747 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [151801232] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:54:05,747 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:54:05,747 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 147, 125] total 371 [2024-04-04 23:54:05,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782196830] [2024-04-04 23:54:05,747 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:54:05,749 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 371 states [2024-04-04 23:54:05,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:54:06,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 371 interpolants. [2024-04-04 23:54:06,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8390, Invalid=128880, Unknown=0, NotChecked=0, Total=137270 [2024-04-04 23:54:06,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:54:06,317 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:54:06,318 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 371 states, 371 states have (on average 3.973045822102426) internal successors, (1474), 371 states have internal predecessors, (1474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:54:06,318 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:54:06,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 485 states. [2024-04-04 23:54:06,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-04 23:54:06,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:54:06,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2024-04-04 23:54:06,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 286 states. [2024-04-04 23:54:06,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 23:54:06,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 460 states. [2024-04-04 23:54:06,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:54:06,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 493 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:57:02,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-04-04 23:57:02,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-04-04 23:57:02,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 304 states. [2024-04-04 23:57:02,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 481 states. [2024-04-04 23:57:02,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-04-04 23:57:02,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1155 states. [2024-04-04 23:57:02,330 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-04-04 23:57:02,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:57:02,522 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:57:02,523 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:57:02,523 INFO L85 PathProgramCache]: Analyzing trace with hash 477639700, now seen corresponding path program 18 times [2024-04-04 23:57:02,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:57:02,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [164069095] [2024-04-04 23:57:02,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:57:02,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:57:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:57:10,009 INFO L134 CoverageAnalysis]: Checked inductivity of 8607 backedges. 5943 proven. 2641 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-04-04 23:57:10,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:57:10,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [164069095] [2024-04-04 23:57:10,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [164069095] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:57:10,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [589846518] [2024-04-04 23:57:10,010 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 23:57:10,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:57:10,010 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:57:10,011 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:57:10,014 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-04-04 23:57:16,552 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 30 check-sat command(s) [2024-04-04 23:57:16,552 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:57:16,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 122 conjunts are in the unsatisfiable core [2024-04-04 23:57:16,604 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:57:23,793 INFO L134 CoverageAnalysis]: Checked inductivity of 8607 backedges. 5235 proven. 3361 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-04 23:57:23,793 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:57:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 8607 backedges. 6171 proven. 2425 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-04 23:57:30,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [589846518] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:57:30,181 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:57:30,182 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [112, 117, 117] total 290 [2024-04-04 23:57:30,182 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963299235] [2024-04-04 23:57:30,182 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:57:30,183 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 290 states [2024-04-04 23:57:30,183 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:57:31,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 290 interpolants. [2024-04-04 23:57:31,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11447, Invalid=72363, Unknown=0, NotChecked=0, Total=83810 [2024-04-04 23:57:31,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:31,136 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:57:31,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 290 states, 290 states have (on average 5.731034482758621) internal successors, (1662), 290 states have internal predecessors, (1662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 493 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 291 states. [2024-04-04 23:57:31,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 304 states. [2024-04-04 23:57:31,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 481 states. [2024-04-04 23:57:31,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-04-04 23:57:31,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1155 states. [2024-04-04 23:57:31,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 493 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 23:57:36,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:57:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-04-04 23:57:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-04-04 23:57:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 304 states. [2024-04-04 23:57:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 481 states. [2024-04-04 23:57:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-04-04 23:57:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1155 states. [2024-04-04 23:57:36,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-04-04 23:57:36,656 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-04-04 23:57:36,854 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:57:36,854 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 1 more)] === [2024-04-04 23:57:36,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:57:36,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1290423964, now seen corresponding path program 19 times [2024-04-04 23:57:36,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:57:36,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [774090276] [2024-04-04 23:57:36,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:57:36,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:57:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:57:46,101 INFO L134 CoverageAnalysis]: Checked inductivity of 9933 backedges. 3282 proven. 6642 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-04-04 23:57:46,101 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:57:46,101 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [774090276] [2024-04-04 23:57:46,101 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [774090276] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:57:46,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403692506] [2024-04-04 23:57:46,102 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 23:57:46,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:57:46,102 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:57:46,103 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:57:46,104 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-04-04 23:57:46,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:57:46,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 1908 conjuncts, 130 conjunts are in the unsatisfiable core [2024-04-04 23:57:46,511 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:57:56,224 INFO L134 CoverageAnalysis]: Checked inductivity of 9933 backedges. 4845 proven. 3826 refuted. 0 times theorem prover too weak. 1262 trivial. 0 not checked. [2024-04-04 23:57:56,224 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:58:08,382 INFO L134 CoverageAnalysis]: Checked inductivity of 9933 backedges. 4920 proven. 3751 refuted. 0 times theorem prover too weak. 1262 trivial. 0 not checked. [2024-04-04 23:58:08,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403692506] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:58:08,382 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:58:08,382 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [123, 131, 131] total 380 [2024-04-04 23:58:08,382 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493140343] [2024-04-04 23:58:08,383 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:58:08,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 380 states [2024-04-04 23:58:08,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:58:09,379 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 380 interpolants. [2024-04-04 23:58:09,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11955, Invalid=132065, Unknown=0, NotChecked=0, Total=144020 [2024-04-04 23:58:09,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:58:09,384 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:58:09,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 380 states, 380 states have (on average 4.868421052631579) internal successors, (1850), 380 states have internal predecessors, (1850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 493 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-04-04 23:58:09,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 291 states. [2024-04-04 23:58:09,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 304 states. [2024-04-04 23:58:09,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 481 states. [2024-04-04 23:58:09,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-04-04 23:58:09,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1155 states. [2024-04-04 23:58:09,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-04-04 23:58:09,386 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:58:39,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:58:39,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 493 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 304 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 481 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1155 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-04-04 23:58:39,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 409 states. [2024-04-04 23:58:39,444 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-04-04 23:58:39,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-04-04 23:58:39,636 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 1 more)] === [2024-04-04 23:58:39,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:58:39,636 INFO L85 PathProgramCache]: Analyzing trace with hash -2066780260, now seen corresponding path program 20 times [2024-04-04 23:58:39,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:58:39,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107626489] [2024-04-04 23:58:39,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:58:39,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:58:39,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:58:50,705 INFO L134 CoverageAnalysis]: Checked inductivity of 12024 backedges. 7365 proven. 4636 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-04-04 23:58:50,705 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:58:50,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107626489] [2024-04-04 23:58:50,705 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107626489] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:58:50,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1010439856] [2024-04-04 23:58:50,705 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 23:58:50,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:58:50,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:58:50,706 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:58:50,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-04-04 23:58:51,122 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 23:58:51,122 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:58:51,132 INFO L262 TraceCheckSpWp]: Trace formula consists of 2090 conjuncts, 134 conjunts are in the unsatisfiable core [2024-04-04 23:58:51,140 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:59:00,538 INFO L134 CoverageAnalysis]: Checked inductivity of 12024 backedges. 5871 proven. 4156 refuted. 0 times theorem prover too weak. 1997 trivial. 0 not checked. [2024-04-04 23:59:00,538 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:59:13,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12024 backedges. 6027 proven. 4000 refuted. 0 times theorem prover too weak. 1997 trivial. 0 not checked. [2024-04-04 23:59:13,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1010439856] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:59:13,321 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:59:13,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [135, 135, 135] total 397 [2024-04-04 23:59:13,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1706116073] [2024-04-04 23:59:13,321 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:59:13,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 397 states [2024-04-04 23:59:13,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:59:14,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 397 interpolants. [2024-04-04 23:59:14,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15688, Invalid=141524, Unknown=0, NotChecked=0, Total=157212 [2024-04-04 23:59:14,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:59:14,748 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:59:14,749 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 397 states, 397 states have (on average 4.755667506297229) internal successors, (1888), 397 states have internal predecessors, (1888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 493 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 291 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 304 states. [2024-04-04 23:59:14,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 481 states. [2024-04-04 23:59:14,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-04-04 23:59:14,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1155 states. [2024-04-04 23:59:14,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-04-04 23:59:14,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 409 states. [2024-04-04 23:59:14,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 23:59:23,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 493 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 304 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 481 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1155 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 409 states. [2024-04-04 23:59:23,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-04 23:59:23,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-04-04 23:59:24,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:59:24,182 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 1 more)] === [2024-04-04 23:59:24,182 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:59:24,182 INFO L85 PathProgramCache]: Analyzing trace with hash 191412692, now seen corresponding path program 21 times [2024-04-04 23:59:24,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:59:24,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867387292] [2024-04-04 23:59:24,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:59:24,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:59:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:59:35,579 INFO L134 CoverageAnalysis]: Checked inductivity of 12281 backedges. 7356 proven. 4914 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-04 23:59:35,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:59:35,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867387292] [2024-04-04 23:59:35,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1867387292] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:59:35,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1596777456] [2024-04-04 23:59:35,583 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 23:59:35,583 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:59:35,583 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:59:35,584 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:59:35,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-04-04 23:59:53,002 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 34 check-sat command(s) [2024-04-04 23:59:53,002 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:59:53,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 2104 conjuncts, 144 conjunts are in the unsatisfiable core [2024-04-04 23:59:53,039 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 00:00:02,893 INFO L134 CoverageAnalysis]: Checked inductivity of 12281 backedges. 7362 proven. 4908 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-05 00:00:02,894 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 00:00:12,736 INFO L134 CoverageAnalysis]: Checked inductivity of 12281 backedges. 8013 proven. 4257 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-05 00:00:12,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1596777456] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 00:00:12,737 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 00:00:12,737 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [139, 139, 139] total 348 [2024-04-05 00:00:12,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [928854455] [2024-04-05 00:00:12,737 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 00:00:12,739 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 348 states [2024-04-05 00:00:12,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 00:00:14,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 348 interpolants. [2024-04-05 00:00:14,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15569, Invalid=105187, Unknown=0, NotChecked=0, Total=120756 [2024-04-05 00:00:14,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:00:14,640 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 00:00:14,641 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 348 states, 348 states have (on average 5.5344827586206895) internal successors, (1926), 348 states have internal predecessors, (1926), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-05 00:00:14,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 493 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 291 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 304 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 481 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1155 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 409 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-05 00:00:14,642 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:00:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:00:22,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 493 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 291 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 304 states. [2024-04-05 00:00:22,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 481 states. [2024-04-05 00:00:22,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-04-05 00:00:22,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1155 states. [2024-04-05 00:00:22,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 128 states. [2024-04-05 00:00:22,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 409 states. [2024-04-05 00:00:22,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-05 00:00:22,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 146 states. [2024-04-05 00:00:22,134 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-04-05 00:00:22,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-04-05 00:00:22,319 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 1 more)] === [2024-04-05 00:00:22,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 00:00:22,320 INFO L85 PathProgramCache]: Analyzing trace with hash 537938956, now seen corresponding path program 22 times [2024-04-05 00:00:22,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 00:00:22,320 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339696638] [2024-04-05 00:00:22,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 00:00:22,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 00:00:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 00:00:34,799 INFO L134 CoverageAnalysis]: Checked inductivity of 12546 backedges. 4262 proven. 8283 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 00:00:34,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 00:00:34,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339696638] [2024-04-05 00:00:34,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339696638] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 00:00:34,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [317927956] [2024-04-05 00:00:34,800 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 00:00:34,800 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 00:00:34,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 00:00:34,802 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 00:00:34,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-04-05 00:00:35,165 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 00:00:35,165 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 00:00:35,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 1216 conjuncts, 142 conjunts are in the unsatisfiable core [2024-04-05 00:00:35,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 00:00:47,708 INFO L134 CoverageAnalysis]: Checked inductivity of 12546 backedges. 6098 proven. 4688 refuted. 0 times theorem prover too weak. 1760 trivial. 0 not checked. [2024-04-05 00:00:47,708 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 00:01:03,524 INFO L134 CoverageAnalysis]: Checked inductivity of 12546 backedges. 6264 proven. 4522 refuted. 0 times theorem prover too weak. 1760 trivial. 0 not checked. [2024-04-05 00:01:03,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [317927956] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 00:01:03,525 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 00:01:03,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [139, 143, 143] total 420 [2024-04-05 00:01:03,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040769661] [2024-04-05 00:01:03,525 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 00:01:03,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 420 states [2024-04-05 00:01:03,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 00:01:04,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 420 interpolants. [2024-04-05 00:01:04,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14318, Invalid=161662, Unknown=0, NotChecked=0, Total=175980 [2024-04-05 00:01:04,794 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:01:04,794 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 00:01:04,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 420 states, 420 states have (on average 4.854761904761904) internal successors, (2039), 420 states have internal predecessors, (2039), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 493 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 291 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 304 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 481 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-04-05 00:01:04,795 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1155 states. [2024-04-05 00:01:04,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 128 states. [2024-04-05 00:01:04,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 409 states. [2024-04-05 00:01:04,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-05 00:01:04,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 146 states. [2024-04-05 00:01:04,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-05 00:01:37,192 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-04-05 00:01:37,202 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 00:01:37,202 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 00:01:37,202 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 00:01:37,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-04-05 00:01:37,381 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 791 known predicates. [2024-04-05 00:01:37,383 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-05 00:01:37,384 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-05 00:01:37,384 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-05 00:01:37,384 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-05 00:01:37,387 INFO L445 BasicCegarLoop]: Path program histogram: [22, 1, 1] [2024-04-05 00:01:37,389 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 00:01:37,389 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 00:01:37,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 12:01:37 BasicIcfg [2024-04-05 00:01:37,392 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 00:01:37,392 INFO L158 Benchmark]: Toolchain (without parser) took 785391.97ms. Allocated memory was 225.4MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 161.3MB in the beginning and 822.6MB in the end (delta: -661.4MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2024-04-05 00:01:37,392 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 152.0MB. Free memory was 83.8MB in the beginning and 83.7MB in the end (delta: 161.0kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 00:01:37,392 INFO L158 Benchmark]: CACSL2BoogieTranslator took 172.23ms. Allocated memory is still 225.4MB. Free memory was 161.3MB in the beginning and 149.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-04-05 00:01:37,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.03ms. Allocated memory is still 225.4MB. Free memory was 149.0MB in the beginning and 146.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 00:01:37,393 INFO L158 Benchmark]: Boogie Preprocessor took 23.19ms. Allocated memory is still 225.4MB. Free memory was 146.9MB in the beginning and 145.2MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-05 00:01:37,393 INFO L158 Benchmark]: RCFGBuilder took 556.07ms. Allocated memory is still 225.4MB. Free memory was 145.2MB in the beginning and 179.0MB in the end (delta: -33.8MB). Peak memory consumption was 27.0MB. Max. memory is 8.0GB. [2024-04-05 00:01:37,393 INFO L158 Benchmark]: TraceAbstraction took 784605.16ms. Allocated memory was 225.4MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 177.5MB in the beginning and 822.6MB in the end (delta: -645.2MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. [2024-04-05 00:01:37,394 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 152.0MB. Free memory was 83.8MB in the beginning and 83.7MB in the end (delta: 161.0kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 172.23ms. Allocated memory is still 225.4MB. Free memory was 161.3MB in the beginning and 149.0MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.03ms. Allocated memory is still 225.4MB. Free memory was 149.0MB in the beginning and 146.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 23.19ms. Allocated memory is still 225.4MB. Free memory was 146.9MB in the beginning and 145.2MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 556.07ms. Allocated memory is still 225.4MB. Free memory was 145.2MB in the beginning and 179.0MB in the end (delta: -33.8MB). Peak memory consumption was 27.0MB. Max. memory is 8.0GB. * TraceAbstraction took 784605.16ms. Allocated memory was 225.4MB in the beginning and 2.2GB in the end (delta: 2.0GB). Free memory was 177.5MB in the beginning and 822.6MB in the end (delta: -645.2MB). Peak memory consumption was 1.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 192086, independent: 166003, independent conditional: 166002, independent unconditional: 1, dependent: 26083, dependent conditional: 26076, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 166146, independent: 166003, independent conditional: 166002, independent unconditional: 1, dependent: 143, dependent conditional: 143, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 166146, independent: 166003, independent conditional: 166002, independent unconditional: 1, dependent: 143, dependent conditional: 143, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 166146, independent: 166003, independent conditional: 166002, independent unconditional: 1, dependent: 143, dependent conditional: 143, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 167120, independent: 166003, independent conditional: 41297, independent unconditional: 124706, dependent: 1117, dependent conditional: 831, dependent unconditional: 286, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 167120, independent: 166003, independent conditional: 40415, independent unconditional: 125588, dependent: 1117, dependent conditional: 258, dependent unconditional: 859, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167120, independent: 166003, independent conditional: 40415, independent unconditional: 125588, dependent: 1117, dependent conditional: 258, dependent unconditional: 859, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 904, independent: 880, independent conditional: 42, independent unconditional: 838, dependent: 24, dependent conditional: 22, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 904, independent: 879, independent conditional: 0, independent unconditional: 879, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 25, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 24, dependent conditional: 22, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 24, dependent conditional: 22, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 124, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 123, dependent conditional: 76, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 167120, independent: 165123, independent conditional: 40373, independent unconditional: 124750, dependent: 1093, dependent conditional: 236, dependent unconditional: 857, unknown: 904, unknown conditional: 64, unknown unconditional: 840] , Statistics on independence cache: Total cache size (in pairs): 904, Positive cache size: 880, Positive conditional cache size: 42, Positive unconditional cache size: 838, Negative cache size: 24, Negative conditional cache size: 22, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1455, Maximal queried relation: 11, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 167120, independent: 166003, independent conditional: 41297, independent unconditional: 124706, dependent: 1117, dependent conditional: 831, dependent unconditional: 286, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 167120, independent: 166003, independent conditional: 40415, independent unconditional: 125588, dependent: 1117, dependent conditional: 258, dependent unconditional: 859, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167120, independent: 166003, independent conditional: 40415, independent unconditional: 125588, dependent: 1117, dependent conditional: 258, dependent unconditional: 859, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 904, independent: 880, independent conditional: 42, independent unconditional: 838, dependent: 24, dependent conditional: 22, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 904, independent: 879, independent conditional: 0, independent unconditional: 879, dependent: 25, dependent conditional: 0, dependent unconditional: 25, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 25, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 24, dependent conditional: 22, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 25, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 24, dependent conditional: 22, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 124, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 123, dependent conditional: 76, dependent unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 167120, independent: 165123, independent conditional: 40373, independent unconditional: 124750, dependent: 1093, dependent conditional: 236, dependent unconditional: 857, unknown: 904, unknown conditional: 64, unknown unconditional: 840] , Statistics on independence cache: Total cache size (in pairs): 904, Positive cache size: 880, Positive conditional cache size: 42, Positive unconditional cache size: 838, Negative cache size: 24, Negative conditional cache size: 22, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1455 ], Independence queries for same thread: 25940 - TimeoutResultAtElement [Line: 95]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 791 known predicates. - TimeoutResultAtElement [Line: 88]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 791 known predicates. - TimeoutResultAtElement [Line: 89]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 791 known predicates. - TimeoutResultAtElement [Line: 87]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 791 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 178 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 784.5s, OverallIterations: 24, TraceHistogramMax: 0, PathProgramHistogramMax: 22, EmptinessCheckTime: 397.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 4734, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.3s SsaConstructionTime, 34.3s SatisfiabilityAnalysisTime, 331.6s InterpolantComputationTime, 21872 NumberOfCodeBlocks, 21504 NumberOfCodeBlocksAsserted, 223 NumberOfCheckSat, 32606 ConstructedInterpolants, 0 QuantifiedInterpolants, 181214 SizeOfPredicates, 1632 NumberOfNonLiveVariables, 23956 ConjunctsInSsa, 1649 ConjunctsInUnsatCore, 68 InterpolantComputations, 2 PerfectInterpolantSequences, 179241/295062 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown