/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-misc-5.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-04 23:52:49,303 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-04 23:52:49,358 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-04 23:52:49,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-04 23:52:49,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-04 23:52:49,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-04 23:52:49,391 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-04 23:52:49,392 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-04 23:52:49,392 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-04 23:52:49,396 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-04 23:52:49,396 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-04 23:52:49,396 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-04 23:52:49,396 INFO L153 SettingsManager]: * Use SBE=true [2024-05-04 23:52:49,398 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-04 23:52:49,398 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-04 23:52:49,398 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-04 23:52:49,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-04 23:52:49,398 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-04 23:52:49,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-04 23:52:49,399 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-04 23:52:49,399 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-04 23:52:49,399 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-04 23:52:49,400 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-04 23:52:49,400 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-04 23:52:49,400 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-04 23:52:49,400 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-04 23:52:49,400 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-04 23:52:49,401 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-04 23:52:49,401 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-04 23:52:49,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 23:52:49,402 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-04 23:52:49,402 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-04 23:52:49,402 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-04 23:52:49,402 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-04 23:52:49,403 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-04 23:52:49,403 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-04 23:52:49,403 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-04 23:52:49,403 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-04 23:52:49,403 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-04 23:52:49,403 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-05-04 23:52:49,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-04 23:52:49,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-04 23:52:49,645 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-04 23:52:49,646 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-04 23:52:49,646 INFO L274 PluginConnector]: CDTParser initialized [2024-05-04 23:52:49,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-misc-5.wvr.c [2024-05-04 23:52:50,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-04 23:52:50,896 INFO L384 CDTParser]: Found 1 translation units. [2024-05-04 23:52:50,896 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-5.wvr.c [2024-05-04 23:52:50,903 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/abee22621/dba7d30dee8c4e29b241910c494794dd/FLAG9a9c468c4 [2024-05-04 23:52:50,913 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/abee22621/dba7d30dee8c4e29b241910c494794dd [2024-05-04 23:52:50,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-04 23:52:50,916 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-04 23:52:50,917 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-04 23:52:50,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-04 23:52:50,921 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-04 23:52:50,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 11:52:50" (1/1) ... [2024-05-04 23:52:50,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2376eb5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:50, skipping insertion in model container [2024-05-04 23:52:50,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 11:52:50" (1/1) ... [2024-05-04 23:52:50,945 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-04 23:52:51,071 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-5.wvr.c[3027,3040] [2024-05-04 23:52:51,075 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 23:52:51,082 INFO L202 MainTranslator]: Completed pre-run [2024-05-04 23:52:51,100 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-misc-5.wvr.c[3027,3040] [2024-05-04 23:52:51,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-04 23:52:51,107 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 23:52:51,107 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-04 23:52:51,114 INFO L206 MainTranslator]: Completed translation [2024-05-04 23:52:51,114 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51 WrapperNode [2024-05-04 23:52:51,114 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-04 23:52:51,115 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-04 23:52:51,115 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-04 23:52:51,116 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-04 23:52:51,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,142 INFO L138 Inliner]: procedures = 22, calls = 45, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 148 [2024-05-04 23:52:51,142 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-04 23:52:51,143 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-04 23:52:51,143 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-04 23:52:51,143 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-04 23:52:51,149 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,149 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,159 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,159 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,164 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,165 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,166 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-04 23:52:51,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-04 23:52:51,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-04 23:52:51,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-04 23:52:51,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (1/1) ... [2024-05-04 23:52:51,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-04 23:52:51,183 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:52:51,198 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-04 23:52:51,211 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-04 23:52:51,235 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-04 23:52:51,235 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-04 23:52:51,235 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-04 23:52:51,235 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-04 23:52:51,235 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-04 23:52:51,235 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-04 23:52:51,235 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-04 23:52:51,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-04 23:52:51,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-04 23:52:51,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-04 23:52:51,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-04 23:52:51,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-04 23:52:51,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-04 23:52:51,236 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-04 23:52:51,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-04 23:52:51,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-04 23:52:51,237 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-04 23:52:51,307 INFO L241 CfgBuilder]: Building ICFG [2024-05-04 23:52:51,308 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-04 23:52:51,518 INFO L282 CfgBuilder]: Performing block encoding [2024-05-04 23:52:51,611 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-04 23:52:51,611 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2024-05-04 23:52:51,616 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 11:52:51 BoogieIcfgContainer [2024-05-04 23:52:51,616 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-04 23:52:51,626 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-04 23:52:51,626 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-04 23:52:51,629 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-04 23:52:51,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 11:52:50" (1/3) ... [2024-05-04 23:52:51,629 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3e67cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 11:52:51, skipping insertion in model container [2024-05-04 23:52:51,629 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 11:52:51" (2/3) ... [2024-05-04 23:52:51,630 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3e67cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 11:52:51, skipping insertion in model container [2024-05-04 23:52:51,630 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 11:52:51" (3/3) ... [2024-05-04 23:52:51,631 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-5.wvr.c [2024-05-04 23:52:51,642 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-04 23:52:51,650 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-04 23:52:51,650 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-04 23:52:51,651 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-04 23:52:51,707 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-05-04 23:52:51,741 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-04 23:52:51,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-04 23:52:51,742 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:52:51,750 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-04 23:52:51,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-04 23:52:51,792 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-04 23:52:51,801 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:52:51,803 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-04 23:52:51,809 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;@4005184d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-04 23:52:51,809 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-04 23:52:51,993 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)] === [2024-05-04 23:52:51,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:52:51,994 INFO L85 PathProgramCache]: Analyzing trace with hash -1999319866, now seen corresponding path program 1 times [2024-05-04 23:52:52,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:52:52,003 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214459622] [2024-05-04 23:52:52,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:52,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:52,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-04 23:52:52,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:52:52,192 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214459622] [2024-05-04 23:52:52,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214459622] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:52:52,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:52:52,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-04 23:52:52,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [680348102] [2024-05-04 23:52:52,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:52:52,235 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-04 23:52:52,235 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:52:52,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-04 23:52:52,343 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-04 23:52:52,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:52,345 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:52:52,345 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 41.0) internal successors, (82), 2 states have internal predecessors, (82), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:52:52,345 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:52,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:52,392 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-04 23:52:52,393 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)] === [2024-05-04 23:52:52,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:52:52,394 INFO L85 PathProgramCache]: Analyzing trace with hash -1015584037, now seen corresponding path program 1 times [2024-05-04 23:52:52,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:52:52,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204695305] [2024-05-04 23:52:52,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:52,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:52,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:52,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:52,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:52:52,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204695305] [2024-05-04 23:52:52,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204695305] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:52:52,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:52:52,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-04 23:52:52,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1960632890] [2024-05-04 23:52:52,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:52:52,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-04 23:52:52,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:52:52,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-04 23:52:52,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-04 23:52:52,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:52,864 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:52:52,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.2) internal successors, (81), 5 states have internal predecessors, (81), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:52:52,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:52,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:53,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:53,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-05-04 23:52:53,037 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-05-04 23:52:53,037 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)] === [2024-05-04 23:52:53,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:52:53,039 INFO L85 PathProgramCache]: Analyzing trace with hash -1560678755, now seen corresponding path program 1 times [2024-05-04 23:52:53,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:52:53,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825128345] [2024-05-04 23:52:53,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:53,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:53,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:53,413 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:53,413 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:52:53,413 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825128345] [2024-05-04 23:52:53,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825128345] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:52:53,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1438989039] [2024-05-04 23:52:53,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:53,414 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:52:53,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:52:53,441 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:52:53,442 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-04 23:52:53,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:53,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 10 conjunts are in the unsatisfiable core [2024-05-04 23:52:53,540 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:52:53,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:53,715 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:52:53,826 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:53,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1438989039] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:52:53,827 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:52:53,827 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 14 [2024-05-04 23:52:53,827 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [84729635] [2024-05-04 23:52:53,830 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:52:53,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-04 23:52:53,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:52:53,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-04 23:52:53,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2024-05-04 23:52:53,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:53,847 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:52:53,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 10.642857142857142) internal successors, (149), 14 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:52:53,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:53,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-05-04 23:52:53,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:54,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:54,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:54,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-04 23:52:54,079 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-05-04 23:52:54,279 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 [2024-05-04 23:52:54,280 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)] === [2024-05-04 23:52:54,280 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:52:54,281 INFO L85 PathProgramCache]: Analyzing trace with hash 949234814, now seen corresponding path program 1 times [2024-05-04 23:52:54,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:52:54,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [395167925] [2024-05-04 23:52:54,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:54,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:54,524 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:54,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:52:54,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [395167925] [2024-05-04 23:52:54,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [395167925] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:52:54,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1943295769] [2024-05-04 23:52:54,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:54,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:52:54,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:52:54,526 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:52:54,560 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-04 23:52:54,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:54,601 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-04 23:52:54,603 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:52:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-04 23:52:54,658 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-04 23:52:54,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1943295769] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:52:54,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-04 23:52:54,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [7] total 10 [2024-05-04 23:52:54,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177809395] [2024-05-04 23:52:54,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:52:54,659 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-04 23:52:54,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:52:54,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-04 23:52:54,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-05-04 23:52:54,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:54,664 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:52:54,664 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:52:54,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:54,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:54,664 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-04 23:52:54,665 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:54,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:54,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:54,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-05-04 23:52:54,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:54,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-05-04 23:52:54,971 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 [2024-05-04 23:52:54,972 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)] === [2024-05-04 23:52:54,972 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:52:54,973 INFO L85 PathProgramCache]: Analyzing trace with hash 2021783021, now seen corresponding path program 1 times [2024-05-04 23:52:54,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:52:54,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1843675773] [2024-05-04 23:52:54,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:54,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:55,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:55,141 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:52:55,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1843675773] [2024-05-04 23:52:55,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1843675773] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-04 23:52:55,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-04 23:52:55,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-05-04 23:52:55,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366613509] [2024-05-04 23:52:55,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-04 23:52:55,142 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-05-04 23:52:55,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:52:55,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-05-04 23:52:55,149 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2024-05-04 23:52:55,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:55,149 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:52:55,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.714285714285714) internal successors, (75), 7 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:52:55,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:55,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:55,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-05-04 23:52:55,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:55,149 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:55,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:55,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:55,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:52:55,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:55,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:52:55,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-05-04 23:52:55,671 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)] === [2024-05-04 23:52:55,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:52:55,671 INFO L85 PathProgramCache]: Analyzing trace with hash 739883248, now seen corresponding path program 1 times [2024-05-04 23:52:55,671 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:52:55,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [176934431] [2024-05-04 23:52:55,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:55,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:55,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:55,876 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:55,876 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:52:55,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [176934431] [2024-05-04 23:52:55,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [176934431] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:52:55,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142479482] [2024-05-04 23:52:55,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:55,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:52:55,877 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:52:55,878 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:52:55,895 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-04 23:52:55,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:55,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 13 conjunts are in the unsatisfiable core [2024-05-04 23:52:55,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:52:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 5 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:56,098 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:52:56,240 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 9 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:56,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142479482] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:52:56,240 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:52:56,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 19 [2024-05-04 23:52:56,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129567454] [2024-05-04 23:52:56,240 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:52:56,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-05-04 23:52:56,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:52:56,290 INFO L85 PathProgramCache]: Analyzing trace with hash -2080851608, now seen corresponding path program 1 times [2024-05-04 23:52:56,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:56,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:52:56,303 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:52:56,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:52:56,365 INFO L85 PathProgramCache]: Analyzing trace with hash -507862098, now seen corresponding path program 1 times [2024-05-04 23:52:56,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:56,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:56,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:52:56,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:52:56,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:52:56,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1354522079, now seen corresponding path program 1 times [2024-05-04 23:52:56,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:56,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:56,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:52:56,464 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:52:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:52:56,481 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-05-04 23:52:56,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2024-05-04 23:52:56,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:56,481 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:52:56,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 10.052631578947368) internal successors, (191), 19 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:52:56,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:56,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:56,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:52:56,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:56,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:52:56,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:57,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:52:57,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:57,623 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:52:57,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:52:57,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:52:57,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-04 23:52:57,631 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-04 23:52:57,829 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:52:57,829 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)] === [2024-05-04 23:52:57,829 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:52:57,829 INFO L85 PathProgramCache]: Analyzing trace with hash -796462674, now seen corresponding path program 1 times [2024-05-04 23:52:57,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:52:57,830 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075764871] [2024-05-04 23:52:57,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:57,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:58,059 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 127 proven. 25 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-05-04 23:52:58,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:52:58,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075764871] [2024-05-04 23:52:58,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075764871] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:52:58,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1921875408] [2024-05-04 23:52:58,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:58,060 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:52:58,060 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:52:58,061 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:52:58,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-04 23:52:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:58,153 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 6 conjunts are in the unsatisfiable core [2024-05-04 23:52:58,155 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:52:58,221 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 128 proven. 22 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-05-04 23:52:58,221 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:52:58,307 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 133 proven. 17 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-05-04 23:52:58,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1921875408] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:52:58,307 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:52:58,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 5, 5] total 11 [2024-05-04 23:52:58,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2044361935] [2024-05-04 23:52:58,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:52:58,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-05-04 23:52:58,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:52:58,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1401855981, now seen corresponding path program 1 times [2024-05-04 23:52:58,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:58,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:58,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:58,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:58,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:58,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:58,581 INFO L85 PathProgramCache]: Analyzing trace with hash -507862098, now seen corresponding path program 2 times [2024-05-04 23:52:58,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:58,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:58,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:52:58,592 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:52:58,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:52:58,660 INFO L85 PathProgramCache]: Analyzing trace with hash 840169955, now seen corresponding path program 1 times [2024-05-04 23:52:58,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:58,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:58,775 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:58,775 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:58,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:58,868 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:58,919 INFO L85 PathProgramCache]: Analyzing trace with hash 870976234, now seen corresponding path program 1 times [2024-05-04 23:52:58,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:58,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:59,005 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:59,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:59,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:59,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:59,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1183122767, now seen corresponding path program 2 times [2024-05-04 23:52:59,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:59,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:59,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:59,342 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:59,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:59,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:59,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:59,431 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:59,478 INFO L85 PathProgramCache]: Analyzing trace with hash -15515715, now seen corresponding path program 3 times [2024-05-04 23:52:59,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:59,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:59,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:59,580 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:59,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:59,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:59,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:59,684 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-04 23:52:59,731 INFO L85 PathProgramCache]: Analyzing trace with hash -15515715, now seen corresponding path program 4 times [2024-05-04 23:52:59,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:59,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:59,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:52:59,950 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-04 23:52:59,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:52:59,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:52:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:00,057 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 14 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-05-04 23:53:00,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-05-04 23:53:00,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=97, Invalid=553, Unknown=0, NotChecked=0, Total=650 [2024-05-04 23:53:00,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:00,073 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:53:00,073 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 12.117647058823529) internal successors, (206), 18 states have internal predecessors, (206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:53:00,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:00,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:00,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:53:00,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:00,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:53:00,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-04 23:53:00,074 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:02,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:02,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:02,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:53:02,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:02,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:53:02,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-04 23:53:02,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-05-04 23:53:02,270 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-04 23:53:02,468 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,SelfDestructingSolverStorable20,SelfDestructingSolverStorable18,SelfDestructingSolverStorable19,SelfDestructingSolverStorable10,SelfDestructingSolverStorable21,SelfDestructingSolverStorable11,SelfDestructingSolverStorable22,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13,SelfDestructingSolverStorable14,SelfDestructingSolverStorable15,SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-05-04 23:53:02,468 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)] === [2024-05-04 23:53:02,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:53:02,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1097298027, now seen corresponding path program 2 times [2024-05-04 23:53:02,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:53:02,469 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936877122] [2024-05-04 23:53:02,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:02,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:02,704 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 40 proven. 54 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-04 23:53:02,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:53:02,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936877122] [2024-05-04 23:53:02,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936877122] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:53:02,705 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106253088] [2024-05-04 23:53:02,705 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-04 23:53:02,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:53:02,705 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:53:02,706 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:53:02,720 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-04 23:53:02,809 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-04 23:53:02,809 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:53:02,810 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 11 conjunts are in the unsatisfiable core [2024-05-04 23:53:02,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:53:02,942 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 62 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-04 23:53:02,942 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:53:03,071 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 65 proven. 29 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-04 23:53:03,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1106253088] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:53:03,071 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:53:03,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 9, 8] total 22 [2024-05-04 23:53:03,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074127595] [2024-05-04 23:53:03,072 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:53:03,072 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-05-04 23:53:03,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:53:03,116 INFO L85 PathProgramCache]: Analyzing trace with hash -507862098, now seen corresponding path program 3 times [2024-05-04 23:53:03,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:03,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:03,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,136 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,194 INFO L85 PathProgramCache]: Analyzing trace with hash 720453016, now seen corresponding path program 2 times [2024-05-04 23:53:03,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:03,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:03,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,206 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:03,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,271 INFO L85 PathProgramCache]: Analyzing trace with hash 275465182, now seen corresponding path program 3 times [2024-05-04 23:53:03,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:03,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:03,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,359 INFO L85 PathProgramCache]: Analyzing trace with hash 479053393, now seen corresponding path program 2 times [2024-05-04 23:53:03,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:03,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:03,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,375 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:03,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,434 INFO L85 PathProgramCache]: Analyzing trace with hash -20546966, now seen corresponding path program 3 times [2024-05-04 23:53:03,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:03,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:03,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:03,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:03,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-05-04 23:53:03,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=89, Invalid=373, Unknown=0, NotChecked=0, Total=462 [2024-05-04 23:53:03,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:03,504 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:53:03,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 11.318181818181818) internal successors, (249), 22 states have internal predecessors, (249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:53:03,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:03,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:03,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:53:03,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:03,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:53:03,504 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-04 23:53:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-05-04 23:53:03,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:10,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:10,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:10,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:53:10,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:10,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:53:10,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-04 23:53:10,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 56 states. [2024-05-04 23:53:10,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-04 23:53:10,117 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-05-04 23:53:10,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23,SelfDestructingSolverStorable24,SelfDestructingSolverStorable25,SelfDestructingSolverStorable26,SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-04 23:53:10,318 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)] === [2024-05-04 23:53:10,319 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:53:10,319 INFO L85 PathProgramCache]: Analyzing trace with hash -30389034, now seen corresponding path program 1 times [2024-05-04 23:53:10,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:53:10,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1581375517] [2024-05-04 23:53:10,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:10,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:10,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:11,043 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 191 proven. 96 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-04 23:53:11,043 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:53:11,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1581375517] [2024-05-04 23:53:11,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1581375517] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:53:11,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1626592954] [2024-05-04 23:53:11,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:11,043 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:53:11,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:53:11,044 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:53:11,061 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-04 23:53:11,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:11,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 24 conjunts are in the unsatisfiable core [2024-05-04 23:53:11,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:53:11,348 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 156 proven. 131 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-04 23:53:11,348 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:53:11,597 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 191 proven. 96 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-05-04 23:53:11,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1626592954] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:53:11,597 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:53:11,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 16, 16] total 29 [2024-05-04 23:53:11,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49132536] [2024-05-04 23:53:11,597 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:53:11,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-05-04 23:53:11,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:53:11,636 INFO L85 PathProgramCache]: Analyzing trace with hash -507862098, now seen corresponding path program 4 times [2024-05-04 23:53:11,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:11,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:11,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,648 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:11,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,692 INFO L85 PathProgramCache]: Analyzing trace with hash 720453016, now seen corresponding path program 4 times [2024-05-04 23:53:11,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:11,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:11,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,702 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,751 INFO L85 PathProgramCache]: Analyzing trace with hash 275465182, now seen corresponding path program 5 times [2024-05-04 23:53:11,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:11,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,765 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:11,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1708456392, now seen corresponding path program 6 times [2024-05-04 23:53:11,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:11,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,824 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:11,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1404902414, now seen corresponding path program 7 times [2024-05-04 23:53:11,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:11,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1435495928, now seen corresponding path program 8 times [2024-05-04 23:53:11,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:11,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:11,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:11,954 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1805397054, now seen corresponding path program 9 times [2024-05-04 23:53:12,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:12,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:12,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,028 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:12,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,080 INFO L85 PathProgramCache]: Analyzing trace with hash 420354600, now seen corresponding path program 10 times [2024-05-04 23:53:12,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:12,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:12,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,097 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,425 INFO L85 PathProgramCache]: Analyzing trace with hash -470656933, now seen corresponding path program 5 times [2024-05-04 23:53:12,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:12,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:12,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,456 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:12,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,508 INFO L85 PathProgramCache]: Analyzing trace with hash -247191628, now seen corresponding path program 6 times [2024-05-04 23:53:12,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:12,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:12,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,526 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:12,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,576 INFO L85 PathProgramCache]: Analyzing trace with hash -1949740979, now seen corresponding path program 7 times [2024-05-04 23:53:12,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:12,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:12,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:12,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,651 INFO L85 PathProgramCache]: Analyzing trace with hash 90825254, now seen corresponding path program 8 times [2024-05-04 23:53:12,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:12,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,669 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,730 INFO L85 PathProgramCache]: Analyzing trace with hash 96595263, now seen corresponding path program 9 times [2024-05-04 23:53:12,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:12,730 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:12,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:12,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:12,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-05-04 23:53:12,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=224, Invalid=588, Unknown=0, NotChecked=0, Total=812 [2024-05-04 23:53:12,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:12,799 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:53:12,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 9.482758620689655) internal successors, (275), 29 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:53:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:53:12,799 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:53:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-04 23:53:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 56 states. [2024-05-04 23:53:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-04 23:53:12,800 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:45,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:53:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:53:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-04 23:53:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-05-04 23:53:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-05-04 23:53:45,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2024-05-04 23:53:45,735 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-05-04 23:53:45,930 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable30,SelfDestructingSolverStorable41,SelfDestructingSolverStorable31,SelfDestructingSolverStorable42,SelfDestructingSolverStorable29,8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable32,SelfDestructingSolverStorable33,SelfDestructingSolverStorable34,SelfDestructingSolverStorable35,SelfDestructingSolverStorable36,SelfDestructingSolverStorable37,SelfDestructingSolverStorable38,SelfDestructingSolverStorable39 [2024-05-04 23:53:45,930 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)] === [2024-05-04 23:53:45,930 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-04 23:53:45,931 INFO L85 PathProgramCache]: Analyzing trace with hash 1883447535, now seen corresponding path program 3 times [2024-05-04 23:53:45,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-04 23:53:45,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314060926] [2024-05-04 23:53:45,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:45,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:45,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:46,732 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 222 proven. 400 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-05-04 23:53:46,733 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-04 23:53:46,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314060926] [2024-05-04 23:53:46,733 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314060926] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-04 23:53:46,733 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1348128149] [2024-05-04 23:53:46,733 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-04 23:53:46,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-04 23:53:46,733 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-04 23:53:46,735 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-04 23:53:46,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-04 23:53:47,058 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-05-04 23:53:47,058 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-04 23:53:47,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 424 conjuncts, 45 conjunts are in the unsatisfiable core [2024-05-04 23:53:47,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-04 23:53:47,778 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 86 proven. 552 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-04 23:53:47,779 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-04 23:53:48,536 INFO L134 CoverageAnalysis]: Checked inductivity of 641 backedges. 71 proven. 567 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-04 23:53:48,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1348128149] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-04 23:53:48,537 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-04 23:53:48,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 23, 26] total 63 [2024-05-04 23:53:48,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247709080] [2024-05-04 23:53:48,539 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-04 23:53:48,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-05-04 23:53:48,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-04 23:53:48,583 INFO L85 PathProgramCache]: Analyzing trace with hash -507862098, now seen corresponding path program 5 times [2024-05-04 23:53:48,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:48,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:48,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:48,598 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:48,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:48,652 INFO L85 PathProgramCache]: Analyzing trace with hash 720453016, now seen corresponding path program 11 times [2024-05-04 23:53:48,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:48,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:48,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:48,662 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:48,711 INFO L85 PathProgramCache]: Analyzing trace with hash 275465182, now seen corresponding path program 12 times [2024-05-04 23:53:48,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:48,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:48,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:48,721 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:48,768 INFO L85 PathProgramCache]: Analyzing trace with hash 1708456392, now seen corresponding path program 13 times [2024-05-04 23:53:48,768 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:48,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:48,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:48,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:48,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,001 INFO L85 PathProgramCache]: Analyzing trace with hash 1404902414, now seen corresponding path program 14 times [2024-05-04 23:53:49,001 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,022 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,072 INFO L85 PathProgramCache]: Analyzing trace with hash 1435495928, now seen corresponding path program 15 times [2024-05-04 23:53:49,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,083 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1805397054, now seen corresponding path program 16 times [2024-05-04 23:53:49,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,145 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,196 INFO L85 PathProgramCache]: Analyzing trace with hash 420354600, now seen corresponding path program 17 times [2024-05-04 23:53:49,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,209 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,263 INFO L85 PathProgramCache]: Analyzing trace with hash -1779141522, now seen corresponding path program 18 times [2024-05-04 23:53:49,263 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,334 INFO L85 PathProgramCache]: Analyzing trace with hash -1392540959, now seen corresponding path program 4 times [2024-05-04 23:53:49,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,413 INFO L85 PathProgramCache]: Analyzing trace with hash -1954772230, now seen corresponding path program 5 times [2024-05-04 23:53:49,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,435 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,497 INFO L85 PathProgramCache]: Analyzing trace with hash 881810515, now seen corresponding path program 6 times [2024-05-04 23:53:49,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,515 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1567881492, now seen corresponding path program 7 times [2024-05-04 23:53:49,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,658 INFO L85 PathProgramCache]: Analyzing trace with hash 612014789, now seen corresponding path program 8 times [2024-05-04 23:53:49,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-04 23:53:49,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-04 23:53:49,754 INFO L85 PathProgramCache]: Analyzing trace with hash 118958046, now seen corresponding path program 9 times [2024-05-04 23:53:49,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:49,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:49,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:50,241 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 80 proven. 161 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-04 23:53:50,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:50,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:50,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:50,383 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 80 proven. 161 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-04 23:53:50,420 INFO L85 PathProgramCache]: Analyzing trace with hash 2110897719, now seen corresponding path program 10 times [2024-05-04 23:53:50,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:50,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:50,601 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 114 proven. 161 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-04 23:53:50,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:50,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:50,935 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 114 proven. 161 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-04 23:53:50,978 INFO L85 PathProgramCache]: Analyzing trace with hash -875663920, now seen corresponding path program 11 times [2024-05-04 23:53:50,978 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:50,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:50,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:51,169 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 154 proven. 161 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-04 23:53:51,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-04 23:53:51,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-04 23:53:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-04 23:53:51,335 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 154 proven. 161 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-05-04 23:53:51,357 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-05-04 23:53:51,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1263, Invalid=3993, Unknown=0, NotChecked=0, Total=5256 [2024-05-04 23:53:51,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:51,359 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-04 23:53:51,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 7.888888888888889) internal successors, (497), 63 states have internal predecessors, (497), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-04 23:53:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-04 23:53:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:51,359 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-05-04 23:53:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-04 23:53:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-05-04 23:53:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-04 23:53:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-05-04 23:53:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-05-04 23:53:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2024-05-04 23:53:51,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-05-05 00:01:16,220 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 00:01:16,221 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 00:01:16,221 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-05-05 00:01:16,234 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-05-05 00:01:16,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60,SelfDestructingSolverStorable50,SelfDestructingSolverStorable61,SelfDestructingSolverStorable51,SelfDestructingSolverStorable62,SelfDestructingSolverStorable52,SelfDestructingSolverStorable63,SelfDestructingSolverStorable53,SelfDestructingSolverStorable43,SelfDestructingSolverStorable54,SelfDestructingSolverStorable44,SelfDestructingSolverStorable55,SelfDestructingSolverStorable45,SelfDestructingSolverStorable56,SelfDestructingSolverStorable46,SelfDestructingSolverStorable57,SelfDestructingSolverStorable47,SelfDestructingSolverStorable58,SelfDestructingSolverStorable48,SelfDestructingSolverStorable59,SelfDestructingSolverStorable49,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-05 00:01:16,431 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-05-05 00:01:16,434 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-05-05 00:01:16,435 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-05 00:01:16,435 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-05-05 00:01:16,435 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-05-05 00:01:16,439 INFO L448 BasicCegarLoop]: Path program histogram: [18, 11, 9, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-05 00:01:16,441 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-05 00:01:16,441 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-05 00:01:16,449 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.05 12:01:16 BasicIcfg [2024-05-05 00:01:16,449 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-05 00:01:16,450 INFO L158 Benchmark]: Toolchain (without parser) took 505533.91ms. Allocated memory was 300.9MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 227.1MB in the beginning and 4.9GB in the end (delta: -4.6GB). Peak memory consumption was 3.2GB. Max. memory is 8.0GB. [2024-05-05 00:01:16,451 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 300.9MB. Free memory is still 261.3MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-05 00:01:16,451 INFO L158 Benchmark]: CACSL2BoogieTranslator took 197.74ms. Allocated memory is still 300.9MB. Free memory was 227.1MB in the beginning and 215.5MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-05-05 00:01:16,453 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.17ms. Allocated memory is still 300.9MB. Free memory was 215.5MB in the beginning and 213.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-05-05 00:01:16,453 INFO L158 Benchmark]: Boogie Preprocessor took 24.50ms. Allocated memory is still 300.9MB. Free memory was 213.4MB in the beginning and 212.1MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-05-05 00:01:16,453 INFO L158 Benchmark]: RCFGBuilder took 448.03ms. Allocated memory is still 300.9MB. Free memory was 212.1MB in the beginning and 264.7MB in the end (delta: -52.6MB). Peak memory consumption was 26.6MB. Max. memory is 8.0GB. [2024-05-05 00:01:16,453 INFO L158 Benchmark]: TraceAbstraction took 504823.37ms. Allocated memory was 300.9MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 263.6MB in the beginning and 4.9GB in the end (delta: -4.6GB). Peak memory consumption was 3.3GB. Max. memory is 8.0GB. [2024-05-05 00:01:16,454 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 300.9MB. Free memory is still 261.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 197.74ms. Allocated memory is still 300.9MB. Free memory was 227.1MB in the beginning and 215.5MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 27.17ms. Allocated memory is still 300.9MB. Free memory was 215.5MB in the beginning and 213.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.50ms. Allocated memory is still 300.9MB. Free memory was 213.4MB in the beginning and 212.1MB in the end (delta: 1.3MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 448.03ms. Allocated memory is still 300.9MB. Free memory was 212.1MB in the beginning and 264.7MB in the end (delta: -52.6MB). Peak memory consumption was 26.6MB. Max. memory is 8.0GB. * TraceAbstraction took 504823.37ms. Allocated memory was 300.9MB in the beginning and 8.0GB in the end (delta: 7.7GB). Free memory was 263.6MB in the beginning and 4.9GB in the end (delta: -4.6GB). Peak memory consumption was 3.3GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 20293520, independent: 19324323, independent conditional: 19324185, independent unconditional: 138, dependent: 969197, dependent conditional: 969190, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 19324454, independent: 19324323, independent conditional: 19324185, independent unconditional: 138, dependent: 131, dependent conditional: 124, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19324454, independent: 19324323, independent conditional: 19324185, independent unconditional: 138, dependent: 131, dependent conditional: 124, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 19324454, independent: 19324323, independent conditional: 19324185, independent unconditional: 138, dependent: 131, dependent conditional: 124, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19325292, independent: 19324323, independent conditional: 2200, independent unconditional: 19322123, dependent: 969, dependent conditional: 641, dependent unconditional: 328, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19325292, independent: 19324323, independent conditional: 1597, independent unconditional: 19322726, dependent: 969, dependent conditional: 519, dependent unconditional: 450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19325292, independent: 19324323, independent conditional: 1597, independent unconditional: 19322726, dependent: 969, dependent conditional: 519, dependent unconditional: 450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 867, independent: 774, independent conditional: 181, independent unconditional: 593, dependent: 93, dependent conditional: 83, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 867, independent: 670, independent conditional: 0, independent unconditional: 670, dependent: 197, dependent conditional: 0, dependent unconditional: 197, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 197, independent: 104, independent conditional: 96, independent unconditional: 8, dependent: 93, dependent conditional: 83, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 197, independent: 104, independent conditional: 96, independent unconditional: 8, dependent: 93, dependent conditional: 83, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 315, independent: 197, independent conditional: 130, independent unconditional: 67, dependent: 119, dependent conditional: 107, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 19325292, independent: 19323549, independent conditional: 1416, independent unconditional: 19322133, dependent: 876, dependent conditional: 436, dependent unconditional: 440, unknown: 867, unknown conditional: 264, unknown unconditional: 603] , Statistics on independence cache: Total cache size (in pairs): 867, Positive cache size: 774, Positive conditional cache size: 181, Positive unconditional cache size: 593, Negative cache size: 93, Negative conditional cache size: 83, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 725, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 19325292, independent: 19324323, independent conditional: 2200, independent unconditional: 19322123, dependent: 969, dependent conditional: 641, dependent unconditional: 328, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 19325292, independent: 19324323, independent conditional: 1597, independent unconditional: 19322726, dependent: 969, dependent conditional: 519, dependent unconditional: 450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19325292, independent: 19324323, independent conditional: 1597, independent unconditional: 19322726, dependent: 969, dependent conditional: 519, dependent unconditional: 450, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 867, independent: 774, independent conditional: 181, independent unconditional: 593, dependent: 93, dependent conditional: 83, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 867, independent: 670, independent conditional: 0, independent unconditional: 670, dependent: 197, dependent conditional: 0, dependent unconditional: 197, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 197, independent: 104, independent conditional: 96, independent unconditional: 8, dependent: 93, dependent conditional: 83, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 197, independent: 104, independent conditional: 96, independent unconditional: 8, dependent: 93, dependent conditional: 83, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 315, independent: 197, independent conditional: 130, independent unconditional: 67, dependent: 119, dependent conditional: 107, dependent unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 19325292, independent: 19323549, independent conditional: 1416, independent unconditional: 19322133, dependent: 876, dependent conditional: 436, dependent unconditional: 440, unknown: 867, unknown conditional: 264, unknown unconditional: 603] , Statistics on independence cache: Total cache size (in pairs): 867, Positive cache size: 774, Positive conditional cache size: 181, Positive unconditional cache size: 593, Negative cache size: 93, Negative conditional cache size: 83, Negative unconditional cache size: 10, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 725 ], Independence queries for same thread: 969066 - TimeoutResultAtElement [Line: 120]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 114]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 115]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 113]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 136 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 504.7s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 18, EmptinessCheckTime: 489.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 916, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 6.1s InterpolantComputationTime, 2092 NumberOfCodeBlocks, 2092 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 2909 ConstructedInterpolants, 0 QuantifiedInterpolants, 9648 SizeOfPredicates, 36 NumberOfNonLiveVariables, 2084 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 23 InterpolantComputations, 4 PerfectInterpolantSequences, 1801/3851 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 6.4s, ConditionalCommutativityIAIntegrations: 2, ConditionalCommutativityDFSRestarts: 0, ConditionalCommutativityConditionCalculations: 48, ConditionalCommutativityTraceChecks: 45, ConditionalCommutativityImperfectProofs: 7 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown