/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 2 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 07:36:32,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 07:36:32,356 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 07:36:32,359 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 07:36:32,360 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 07:36:32,374 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 07:36:32,375 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 07:36:32,375 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 07:36:32,375 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 07:36:32,376 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 07:36:32,376 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 07:36:32,376 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 07:36:32,376 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 07:36:32,377 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 07:36:32,377 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 07:36:32,377 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 07:36:32,377 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 07:36:32,378 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 07:36:32,378 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 07:36:32,378 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 07:36:32,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 07:36:32,379 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 07:36:32,379 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 07:36:32,379 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 07:36:32,379 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 07:36:32,380 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 07:36:32,380 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 07:36:32,380 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 07:36:32,380 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 07:36:32,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 07:36:32,381 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 07:36:32,381 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 07:36:32,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 07:36:32,381 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 07:36:32,382 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 07:36:32,382 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 07:36:32,382 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 07:36:32,382 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 07:36:32,383 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 07:36:32,383 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 2 [2024-05-06 07:36:32,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 07:36:32,621 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 07:36:32,623 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 07:36:32,625 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 07:36:32,626 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 07:36:32,627 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2024-05-06 07:36:33,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 07:36:33,952 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 07:36:33,953 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c [2024-05-06 07:36:33,962 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ac57806da/39f164f142264f54bd8d891bda5dc6bd/FLAG4cfa6002a [2024-05-06 07:36:33,981 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ac57806da/39f164f142264f54bd8d891bda5dc6bd [2024-05-06 07:36:33,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 07:36:33,985 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 07:36:33,989 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 07:36:33,989 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 07:36:33,994 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 07:36:33,994 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 07:36:33" (1/1) ... [2024-05-06 07:36:33,995 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b981379 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:33, skipping insertion in model container [2024-05-06 07:36:33,995 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 07:36:33" (1/1) ... [2024-05-06 07:36:34,019 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 07:36:34,177 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2024-05-06 07:36:34,181 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 07:36:34,189 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 07:36:34,204 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-counter-determinism.wvr.c[2476,2489] [2024-05-06 07:36:34,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 07:36:34,211 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 07:36:34,211 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 07:36:34,217 INFO L206 MainTranslator]: Completed translation [2024-05-06 07:36:34,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34 WrapperNode [2024-05-06 07:36:34,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 07:36:34,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 07:36:34,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 07:36:34,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 07:36:34,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,252 INFO L138 Inliner]: procedures = 23, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 118 [2024-05-06 07:36:34,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 07:36:34,253 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 07:36:34,253 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 07:36:34,253 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 07:36:34,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,268 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,272 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,275 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,276 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,279 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 07:36:34,280 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 07:36:34,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 07:36:34,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 07:36:34,280 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (1/1) ... [2024-05-06 07:36:34,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 07:36:34,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:36:34,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-05-06 07:36:34,345 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-05-06 07:36:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 07:36:34,371 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-05-06 07:36:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-05-06 07:36:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-05-06 07:36:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-05-06 07:36:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-05-06 07:36:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-05-06 07:36:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-05-06 07:36:34,372 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-05-06 07:36:34,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 07:36:34,388 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 07:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 07:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 07:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 07:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 07:36:34,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 07:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 07:36:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 07:36:34,393 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 07:36:34,475 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 07:36:34,476 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 07:36:34,661 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 07:36:34,698 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 07:36:34,698 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-05-06 07:36:34,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 07:36:34 BoogieIcfgContainer [2024-05-06 07:36:34,699 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 07:36:34,705 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 07:36:34,706 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 07:36:34,708 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 07:36:34,708 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 07:36:33" (1/3) ... [2024-05-06 07:36:34,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28efbd8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 07:36:34, skipping insertion in model container [2024-05-06 07:36:34,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 07:36:34" (2/3) ... [2024-05-06 07:36:34,709 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28efbd8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 07:36:34, skipping insertion in model container [2024-05-06 07:36:34,709 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 07:36:34" (3/3) ... [2024-05-06 07:36:34,711 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-counter-determinism.wvr.c [2024-05-06 07:36:34,719 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 07:36:34,726 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 07:36:34,726 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 07:36:34,726 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 07:36:34,784 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2024-05-06 07:36:34,820 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 07:36:34,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 07:36:34,820 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:36:34,836 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 07:36:34,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-05-06 07:36:34,870 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 07:36:34,882 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:36:34,886 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 07:36:34,894 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;@22e51b04, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=2, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 07:36:34,894 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2024-05-06 07:36:37,691 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 07:36:37,693 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:36:37,693 INFO L85 PathProgramCache]: Analyzing trace with hash 326408110, now seen corresponding path program 1 times [2024-05-06 07:36:37,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 07:36:37,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858425771] [2024-05-06 07:36:37,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:36:37,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 07:36:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:36:38,050 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2024-05-06 07:36:38,050 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 07:36:38,050 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858425771] [2024-05-06 07:36:38,051 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858425771] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 07:36:38,051 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 07:36:38,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 07:36:38,064 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485235452] [2024-05-06 07:36:38,064 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 07:36:38,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 07:36:38,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 07:36:38,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 07:36:38,122 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 07:36:38,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:38,124 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 07:36:38,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 07:36:38,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:40,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:40,155 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 07:36:40,156 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 07:36:40,156 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:36:40,156 INFO L85 PathProgramCache]: Analyzing trace with hash 980397473, now seen corresponding path program 1 times [2024-05-06 07:36:40,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 07:36:40,157 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [374244587] [2024-05-06 07:36:40,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:36:40,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 07:36:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:36:40,492 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 35 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-05-06 07:36:40,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 07:36:40,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [374244587] [2024-05-06 07:36:40,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [374244587] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 07:36:40,493 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1062406676] [2024-05-06 07:36:40,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:36:40,493 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:36:40,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:36:40,530 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) [2024-05-06 07:36:40,545 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-05-06 07:36:40,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:36:40,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 8 conjunts are in the unsatisfiable core [2024-05-06 07:36:40,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 07:36:40,996 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 07:36:40,996 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 07:36:41,122 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 34 proven. 5 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-05-06 07:36:41,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1062406676] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 07:36:41,122 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 07:36:41,123 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 8] total 21 [2024-05-06 07:36:41,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695151150] [2024-05-06 07:36:41,123 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 07:36:41,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-05-06 07:36:41,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 07:36:41,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-05-06 07:36:41,126 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=364, Unknown=0, NotChecked=0, Total=420 [2024-05-06 07:36:41,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:41,127 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 07:36:41,128 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 9.904761904761905) internal successors, (208), 21 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 07:36:41,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:41,128 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:45,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:45,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:36:45,747 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-05-06 07:36:45,941 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,SelfDestructingSolverStorable1 [2024-05-06 07:36:45,943 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 07:36:45,944 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:36:45,944 INFO L85 PathProgramCache]: Analyzing trace with hash 820020630, now seen corresponding path program 2 times [2024-05-06 07:36:45,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 07:36:45,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797127930] [2024-05-06 07:36:45,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:36:45,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 07:36:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:36:46,700 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 20 proven. 82 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-06 07:36:46,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 07:36:46,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797127930] [2024-05-06 07:36:46,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797127930] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 07:36:46,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2082257409] [2024-05-06 07:36:46,701 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 07:36:46,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:36:46,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:36:46,721 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) [2024-05-06 07:36:46,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-05-06 07:36:46,814 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 07:36:46,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 07:36:46,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 12 conjunts are in the unsatisfiable core [2024-05-06 07:36:46,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 07:36:47,162 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 58 proven. 44 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-05-06 07:36:47,163 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 07:36:47,354 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 58 proven. 22 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-05-06 07:36:47,354 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2082257409] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 07:36:47,354 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 07:36:47,354 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 13, 8] total 43 [2024-05-06 07:36:47,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1124575152] [2024-05-06 07:36:47,354 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 07:36:47,355 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-05-06 07:36:47,355 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 07:36:47,356 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-05-06 07:36:47,356 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1650, Unknown=0, NotChecked=0, Total=1806 [2024-05-06 07:36:47,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:47,357 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 07:36:47,357 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 6.488372093023256) internal successors, (279), 43 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 07:36:47,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:47,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:36:47,357 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:36:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:36:58,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:36:58,858 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-05-06 07:36:59,058 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:36:59,058 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 07:36:59,058 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:36:59,058 INFO L85 PathProgramCache]: Analyzing trace with hash -2027470836, now seen corresponding path program 3 times [2024-05-06 07:36:59,059 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 07:36:59,059 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970300136] [2024-05-06 07:36:59,059 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:36:59,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 07:36:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:36:59,590 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 43 proven. 306 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2024-05-06 07:36:59,590 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 07:36:59,590 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970300136] [2024-05-06 07:36:59,590 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970300136] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 07:36:59,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1202469697] [2024-05-06 07:36:59,591 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-05-06 07:36:59,591 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:36:59,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:36:59,612 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 07:36:59,633 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-05-06 07:36:59,756 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2024-05-06 07:36:59,756 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 07:36:59,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 461 conjuncts, 28 conjunts are in the unsatisfiable core [2024-05-06 07:36:59,762 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 07:37:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 43 proven. 376 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-05-06 07:37:00,640 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 07:37:00,991 INFO L134 CoverageAnalysis]: Checked inductivity of 422 backedges. 43 proven. 252 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-05-06 07:37:00,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1202469697] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 07:37:00,992 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 07:37:00,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 29, 13] total 44 [2024-05-06 07:37:00,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602384520] [2024-05-06 07:37:00,992 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 07:37:00,993 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 44 states [2024-05-06 07:37:00,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 07:37:00,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2024-05-06 07:37:00,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=172, Invalid=1720, Unknown=0, NotChecked=0, Total=1892 [2024-05-06 07:37:00,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:00,995 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 07:37:00,996 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 44 states, 44 states have (on average 7.636363636363637) internal successors, (336), 44 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 07:37:00,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:00,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:37:00,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:37:00,996 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:37:04,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:37:04,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-06 07:37:04,431 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-05-06 07:37:04,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:37:04,628 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 07:37:04,629 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:37:04,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1897084805, now seen corresponding path program 4 times [2024-05-06 07:37:04,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 07:37:04,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1743878995] [2024-05-06 07:37:04,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:37:04,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 07:37:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:37:04,949 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 129 proven. 13 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2024-05-06 07:37:04,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 07:37:04,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1743878995] [2024-05-06 07:37:04,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1743878995] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 07:37:04,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411529201] [2024-05-06 07:37:04,953 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-05-06 07:37:04,955 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:37:04,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:37:04,974 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 07:37:05,020 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-05-06 07:37:05,142 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-05-06 07:37:05,142 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 07:37:05,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 16 conjunts are in the unsatisfiable core [2024-05-06 07:37:05,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 07:37:05,312 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 129 proven. 0 refuted. 0 times theorem prover too weak. 432 trivial. 0 not checked. [2024-05-06 07:37:05,312 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-05-06 07:37:05,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411529201] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 07:37:05,313 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-05-06 07:37:05,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 5 [2024-05-06 07:37:05,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208038264] [2024-05-06 07:37:05,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 07:37:05,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-05-06 07:37:05,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 07:37:05,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 07:37:05,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-05-06 07:37:05,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:05,315 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 07:37:05,315 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 07:37:05,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:05,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:37:05,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:37:05,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-06 07:37:05,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:05,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:05,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:37:05,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:37:05,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2024-05-06 07:37:05,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 07:37:05,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-05-06 07:37:06,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:37:06,016 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 07:37:06,016 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:37:06,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1120862621, now seen corresponding path program 5 times [2024-05-06 07:37:06,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 07:37:06,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312006011] [2024-05-06 07:37:06,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:37:06,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 07:37:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:37:06,655 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 43 proven. 99 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-05-06 07:37:06,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 07:37:06,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1312006011] [2024-05-06 07:37:06,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1312006011] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 07:37:06,656 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1934178081] [2024-05-06 07:37:06,656 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-05-06 07:37:06,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:37:06,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:37:06,657 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 07:37:06,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-05-06 07:37:06,773 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 8 check-sat command(s) [2024-05-06 07:37:06,773 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 07:37:06,775 INFO L262 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 32 conjunts are in the unsatisfiable core [2024-05-06 07:37:06,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 07:37:07,554 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 8 proven. 476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 07:37:07,555 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 07:37:07,777 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 8 proven. 35 refuted. 0 times theorem prover too weak. 441 trivial. 0 not checked. [2024-05-06 07:37:07,778 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1934178081] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 07:37:07,778 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 07:37:07,778 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 33, 8] total 48 [2024-05-06 07:37:07,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883141203] [2024-05-06 07:37:07,778 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 07:37:07,779 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2024-05-06 07:37:07,779 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 07:37:07,779 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2024-05-06 07:37:07,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=178, Invalid=2078, Unknown=0, NotChecked=0, Total=2256 [2024-05-06 07:37:07,780 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:07,780 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 07:37:07,781 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 7.291666666666667) internal successors, (350), 48 states have internal predecessors, (350), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 07:37:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:37:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:37:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 102 states. [2024-05-06 07:37:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 07:37:07,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:22,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:22,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:37:22,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:37:22,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2024-05-06 07:37:22,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 07:37:22,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 283 states. [2024-05-06 07:37:22,884 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-05-06 07:37:23,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:37:23,084 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 07:37:23,084 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:37:23,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1025755341, now seen corresponding path program 6 times [2024-05-06 07:37:23,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 07:37:23,085 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580920312] [2024-05-06 07:37:23,085 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:37:23,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 07:37:23,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:37:23,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 421 proven. 368 refuted. 0 times theorem prover too weak. 721 trivial. 0 not checked. [2024-05-06 07:37:23,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 07:37:23,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580920312] [2024-05-06 07:37:23,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580920312] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 07:37:23,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1932497445] [2024-05-06 07:37:23,434 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-05-06 07:37:23,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:37:23,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:37:23,462 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) [2024-05-06 07:37:23,463 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-05-06 07:37:23,639 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2024-05-06 07:37:23,639 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 07:37:23,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 659 conjuncts, 50 conjunts are in the unsatisfiable core [2024-05-06 07:37:23,646 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 07:37:25,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 113 proven. 1387 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-05-06 07:37:25,357 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 07:37:25,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1510 backedges. 113 proven. 422 refuted. 0 times theorem prover too weak. 975 trivial. 0 not checked. [2024-05-06 07:37:25,876 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1932497445] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 07:37:25,876 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 07:37:25,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 51, 12] total 65 [2024-05-06 07:37:25,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580473503] [2024-05-06 07:37:25,877 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 07:37:25,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 65 states [2024-05-06 07:37:25,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 07:37:25,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 65 interpolants. [2024-05-06 07:37:25,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=312, Invalid=3848, Unknown=0, NotChecked=0, Total=4160 [2024-05-06 07:37:25,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:25,880 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 07:37:25,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 65 states, 65 states have (on average 7.953846153846154) internal successors, (517), 65 states have internal predecessors, (517), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 07:37:25,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:25,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:37:25,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:37:25,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 117 states. [2024-05-06 07:37:25,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 07:37:25,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 283 states. [2024-05-06 07:37:25,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:46,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:46,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:37:46,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:37:46,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2024-05-06 07:37:46,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 07:37:46,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 335 states. [2024-05-06 07:37:46,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2024-05-06 07:37:46,079 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-05-06 07:37:46,279 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2024-05-06 07:37:46,292 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 07:37:46,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:37:46,293 INFO L85 PathProgramCache]: Analyzing trace with hash 1913009366, now seen corresponding path program 7 times [2024-05-06 07:37:46,293 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 07:37:46,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809075249] [2024-05-06 07:37:46,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:37:46,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 07:37:46,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:37:47,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1876 backedges. 1 proven. 587 refuted. 0 times theorem prover too weak. 1288 trivial. 0 not checked. [2024-05-06 07:37:47,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 07:37:47,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809075249] [2024-05-06 07:37:47,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1809075249] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 07:37:47,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11004001] [2024-05-06 07:37:47,904 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-05-06 07:37:47,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:37:47,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:37:47,906 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 07:37:47,907 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-05-06 07:37:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:37:48,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 93 conjunts are in the unsatisfiable core [2024-05-06 07:37:48,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 07:37:48,960 INFO L134 CoverageAnalysis]: Checked inductivity of 1876 backedges. 173 proven. 387 refuted. 0 times theorem prover too weak. 1316 trivial. 0 not checked. [2024-05-06 07:37:48,960 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 07:37:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 1876 backedges. 84 proven. 481 refuted. 0 times theorem prover too weak. 1311 trivial. 0 not checked. [2024-05-06 07:37:51,074 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [11004001] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 07:37:51,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 07:37:51,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 15] total 32 [2024-05-06 07:37:51,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1564627457] [2024-05-06 07:37:51,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 07:37:51,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2024-05-06 07:37:51,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 07:37:51,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2024-05-06 07:37:51,076 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=800, Unknown=0, NotChecked=0, Total=992 [2024-05-06 07:37:51,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:51,076 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 07:37:51,076 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 11.40625) internal successors, (365), 32 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 07:37:51,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:37:51,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:37:51,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:37:51,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2024-05-06 07:37:51,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 07:37:51,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 335 states. [2024-05-06 07:37:51,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 219 states. [2024-05-06 07:37:51,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:38:04,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:38:04,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:38:04,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:38:04,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2024-05-06 07:38:04,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-05-06 07:38:04,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 335 states. [2024-05-06 07:38:04,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 219 states. [2024-05-06 07:38:04,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 07:38:04,916 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-05-06 07:38:05,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:38:05,113 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 07:38:05,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 07:38:05,114 INFO L85 PathProgramCache]: Analyzing trace with hash -1637310004, now seen corresponding path program 8 times [2024-05-06 07:38:05,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 07:38:05,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199127432] [2024-05-06 07:38:05,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 07:38:05,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 07:38:05,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 07:38:06,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2089 backedges. 323 proven. 479 refuted. 0 times theorem prover too weak. 1287 trivial. 0 not checked. [2024-05-06 07:38:06,281 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 07:38:06,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199127432] [2024-05-06 07:38:06,281 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199127432] provided 0 perfect and 1 imperfect interpolant sequences [2024-05-06 07:38:06,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176597959] [2024-05-06 07:38:06,282 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-05-06 07:38:06,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-05-06 07:38:06,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 07:38:06,283 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-05-06 07:38:06,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-05-06 07:38:06,460 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-05-06 07:38:06,460 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-05-06 07:38:06,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 60 conjunts are in the unsatisfiable core [2024-05-06 07:38:06,467 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-05-06 07:38:08,371 INFO L134 CoverageAnalysis]: Checked inductivity of 2089 backedges. 37 proven. 2052 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 07:38:08,371 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-05-06 07:38:08,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2089 backedges. 329 proven. 368 refuted. 0 times theorem prover too weak. 1392 trivial. 0 not checked. [2024-05-06 07:38:08,945 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176597959] provided 0 perfect and 2 imperfect interpolant sequences [2024-05-06 07:38:08,945 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-05-06 07:38:08,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 61, 14] total 77 [2024-05-06 07:38:08,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [292057790] [2024-05-06 07:38:08,945 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-05-06 07:38:08,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 77 states [2024-05-06 07:38:08,946 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 07:38:08,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 77 interpolants. [2024-05-06 07:38:08,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=324, Invalid=5528, Unknown=0, NotChecked=0, Total=5852 [2024-05-06 07:38:08,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:38:08,948 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 07:38:08,948 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 77 states, 77 states have (on average 6.675324675324675) internal successors, (514), 77 states have internal predecessors, (514), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 07:38:08,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 07:38:08,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 74 states. [2024-05-06 07:38:08,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 172 states. [2024-05-06 07:38:08,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2024-05-06 07:38:08,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-05-06 07:38:08,948 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 335 states. [2024-05-06 07:38:08,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 219 states. [2024-05-06 07:38:08,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 07:38:08,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.