/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 RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-min-array-hom.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 03:07:07,158 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 03:07:07,223 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 03:07:07,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 03:07:07,227 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 03:07:07,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 03:07:07,243 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 03:07:07,243 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 03:07:07,244 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 03:07:07,244 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 03:07:07,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 03:07:07,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 03:07:07,245 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 03:07:07,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 03:07:07,245 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 03:07:07,245 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 03:07:07,246 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 03:07:07,246 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 03:07:07,246 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 03:07:07,246 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 03:07:07,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 03:07:07,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 03:07:07,249 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 03:07:07,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 03:07:07,250 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 03:07:07,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 03:07:07,250 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 03:07:07,250 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 03:07:07,250 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 03:07:07,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 03:07:07,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 03:07:07,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 03:07:07,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 03:07:07,251 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 03:07:07,251 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 03:07:07,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 03:07:07,252 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 03:07:07,252 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 03:07:07,252 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 03:07:07,252 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-05 03:07:07,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 03:07:07,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 03:07:07,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 03:07:07,423 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 03:07:07,423 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 03:07:07,424 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-min-array-hom.wvr.c [2024-04-05 03:07:08,479 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 03:07:08,632 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 03:07:08,633 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-min-array-hom.wvr.c [2024-04-05 03:07:08,638 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/40a4487b5/025b726dbff24580a7b2ab101feeeed9/FLAG04341b46c [2024-04-05 03:07:08,648 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/40a4487b5/025b726dbff24580a7b2ab101feeeed9 [2024-04-05 03:07:08,649 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 03:07:08,650 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 03:07:08,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 03:07:08,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 03:07:08,658 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 03:07:08,659 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,659 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f96f58b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08, skipping insertion in model container [2024-04-05 03:07:08,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,676 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 03:07:08,786 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-min-array-hom.wvr.c[2586,2599] [2024-04-05 03:07:08,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 03:07:08,799 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 03:07:08,813 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-min-array-hom.wvr.c[2586,2599] [2024-04-05 03:07:08,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 03:07:08,821 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 03:07:08,822 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 03:07:08,827 INFO L206 MainTranslator]: Completed translation [2024-04-05 03:07:08,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08 WrapperNode [2024-04-05 03:07:08,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 03:07:08,829 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 03:07:08,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 03:07:08,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 03:07:08,835 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,841 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,862 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 105 [2024-04-05 03:07:08,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 03:07:08,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 03:07:08,863 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 03:07:08,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 03:07:08,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,873 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,873 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,878 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 03:07:08,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 03:07:08,884 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 03:07:08,884 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 03:07:08,885 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (1/1) ... [2024-04-05 03:07:08,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 03:07:08,903 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:08,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 03:07:08,917 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 03:07:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 03:07:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-05 03:07:08,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-05 03:07:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-05 03:07:08,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-05 03:07:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-05 03:07:08,976 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-05 03:07:08,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 03:07:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 03:07:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 03:07:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 03:07:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 03:07:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 03:07:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 03:07:08,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 03:07:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 03:07:08,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 03:07:08,979 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 03:07:09,046 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 03:07:09,048 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 03:07:09,254 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 03:07:09,306 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 03:07:09,306 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-05 03:07:09,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:07:09 BoogieIcfgContainer [2024-04-05 03:07:09,308 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 03:07:09,310 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 03:07:09,310 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 03:07:09,312 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 03:07:09,312 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 03:07:08" (1/3) ... [2024-04-05 03:07:09,313 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59f26426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:07:09, skipping insertion in model container [2024-04-05 03:07:09,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 03:07:08" (2/3) ... [2024-04-05 03:07:09,313 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59f26426 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 03:07:09, skipping insertion in model container [2024-04-05 03:07:09,313 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 03:07:09" (3/3) ... [2024-04-05 03:07:09,314 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-min-array-hom.wvr.c [2024-04-05 03:07:09,321 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 03:07:09,328 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 03:07:09,329 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-05 03:07:09,329 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 03:07:09,374 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-05 03:07:09,403 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 03:07:09,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 03:07:09,404 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:09,418 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 03:07:09,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 03:07:09,450 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 03:07:09,459 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:09,460 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 03:07:09,465 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;@66e2e115, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-05 03:07:09,465 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-05 03:07:09,799 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:09,800 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:09,801 INFO L85 PathProgramCache]: Analyzing trace with hash -558164939, now seen corresponding path program 1 times [2024-04-05 03:07:09,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:09,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234151869] [2024-04-05 03:07:09,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:09,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:10,058 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-05 03:07:10,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:10,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234151869] [2024-04-05 03:07:10,060 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234151869] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 03:07:10,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 03:07:10,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 03:07:10,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841211751] [2024-04-05 03:07:10,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 03:07:10,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 03:07:10,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:10,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 03:07:10,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 03:07:10,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:10,143 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:10,144 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 61.0) internal successors, (122), 2 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:10,144 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:10,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:10,250 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 03:07:10,250 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:10,251 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:10,251 INFO L85 PathProgramCache]: Analyzing trace with hash 1646641701, now seen corresponding path program 1 times [2024-04-05 03:07:10,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:10,251 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621017596] [2024-04-05 03:07:10,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:10,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:10,567 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-05 03:07:10,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:10,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621017596] [2024-04-05 03:07:10,567 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621017596] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 03:07:10,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 03:07:10,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-05 03:07:10,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503184857] [2024-04-05 03:07:10,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 03:07:10,569 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 03:07:10,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:10,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 03:07:10,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-05 03:07:10,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:10,573 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:10,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.0) internal successors, (119), 7 states have internal predecessors, (119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:10,573 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:10,574 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:10,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:10,867 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:10,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 03:07:10,867 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:10,869 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:10,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1620260655, now seen corresponding path program 1 times [2024-04-05 03:07:10,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:10,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1279590122] [2024-04-05 03:07:10,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:10,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:10,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:11,186 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:07:11,186 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:11,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1279590122] [2024-04-05 03:07:11,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1279590122] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:11,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1017541672] [2024-04-05 03:07:11,187 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:11,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:11,187 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:11,222 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:11,224 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 03:07:11,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:11,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 03:07:11,330 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:11,566 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:07:11,566 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:11,832 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:07:11,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1017541672] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:11,832 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:11,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 24 [2024-04-05 03:07:11,833 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030293392] [2024-04-05 03:07:11,833 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:11,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2024-04-05 03:07:11,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:11,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2024-04-05 03:07:11,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-04-05 03:07:11,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:11,840 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:11,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 9.375) internal successors, (225), 24 states have internal predecessors, (225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:11,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:11,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:11,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:12,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:12,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:12,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:12,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-05 03:07:12,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-05 03:07:12,377 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:12,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:12,378 INFO L85 PathProgramCache]: Analyzing trace with hash -1285029319, now seen corresponding path program 2 times [2024-04-05 03:07:12,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:12,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526160126] [2024-04-05 03:07:12,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:12,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:12,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:12,659 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:07:12,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:12,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526160126] [2024-04-05 03:07:12,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526160126] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:12,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1616382428] [2024-04-05 03:07:12,660 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 03:07:12,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:12,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:12,661 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:12,688 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 03:07:12,749 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 03:07:12,749 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:07:12,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-05 03:07:12,753 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:13,020 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 03:07:13,020 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:13,239 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-05 03:07:13,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1616382428] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:13,240 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:13,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 29 [2024-04-05 03:07:13,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239402554] [2024-04-05 03:07:13,240 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:13,240 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-04-05 03:07:13,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:13,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-04-05 03:07:13,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=721, Unknown=0, NotChecked=0, Total=812 [2024-04-05 03:07:13,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:13,242 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:13,242 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 8.586206896551724) internal successors, (249), 29 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) [2024-04-05 03:07:13,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:13,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:13,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:13,242 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:14,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:14,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:14,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:14,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:14,615 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 03:07:14,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:14,807 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:14,808 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:14,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1319334443, now seen corresponding path program 1 times [2024-04-05 03:07:14,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:14,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [221545162] [2024-04-05 03:07:14,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:14,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:07:15,077 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:15,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [221545162] [2024-04-05 03:07:15,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [221545162] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:15,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [132568669] [2024-04-05 03:07:15,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:15,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:15,078 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:15,079 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:15,117 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 03:07:15,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:15,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 03:07:15,187 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:15,485 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 16 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-05 03:07:15,485 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:15,879 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-05 03:07:15,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [132568669] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:15,879 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:15,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 38 [2024-04-05 03:07:15,880 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509440467] [2024-04-05 03:07:15,880 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:15,880 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2024-04-05 03:07:15,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:15,881 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2024-04-05 03:07:15,882 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=202, Invalid=1204, Unknown=0, NotChecked=0, Total=1406 [2024-04-05 03:07:15,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:15,882 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:15,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 7.342105263157895) internal successors, (279), 38 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) [2024-04-05 03:07:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:15,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:16,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:16,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:16,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:16,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:16,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:16,373 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-05 03:07:16,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:16,573 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:16,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:16,574 INFO L85 PathProgramCache]: Analyzing trace with hash -758601163, now seen corresponding path program 2 times [2024-04-05 03:07:16,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:16,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2123617973] [2024-04-05 03:07:16,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:16,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:16,851 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 16 proven. 42 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:07:16,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:16,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2123617973] [2024-04-05 03:07:16,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2123617973] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:16,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2147309535] [2024-04-05 03:07:16,852 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 03:07:16,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:16,852 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:16,870 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:16,894 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 03:07:16,963 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 03:07:16,963 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:07:16,965 INFO L262 TraceCheckSpWp]: Trace formula consists of 349 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-05 03:07:16,967 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 24 proven. 34 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:07:17,257 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:17,539 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 41 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:07:17,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2147309535] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:17,539 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:17,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 15, 15] total 34 [2024-04-05 03:07:17,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [850261976] [2024-04-05 03:07:17,540 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:17,540 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 34 states [2024-04-05 03:07:17,540 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:17,541 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2024-04-05 03:07:17,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=204, Invalid=918, Unknown=0, NotChecked=0, Total=1122 [2024-04-05 03:07:17,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:17,542 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:17,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 34 states, 34 states have (on average 8.617647058823529) internal successors, (293), 34 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:17,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:17,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:17,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:17,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:17,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:17,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:17,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:17,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:17,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:17,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:17,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:17,958 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:17,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 03:07:18,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-05 03:07:18,164 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:18,164 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:18,164 INFO L85 PathProgramCache]: Analyzing trace with hash -690479566, now seen corresponding path program 3 times [2024-04-05 03:07:18,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:18,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990137795] [2024-04-05 03:07:18,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:18,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:18,525 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 53 proven. 43 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:07:18,525 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:18,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990137795] [2024-04-05 03:07:18,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990137795] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:18,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071893384] [2024-04-05 03:07:18,525 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 03:07:18,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:18,526 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:18,526 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:18,550 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-05 03:07:18,638 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-04-05 03:07:18,638 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:07:18,640 INFO L262 TraceCheckSpWp]: Trace formula consists of 370 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-05 03:07:18,642 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:19,057 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 21 proven. 48 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-04-05 03:07:19,057 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:19,539 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 21 proven. 48 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-04-05 03:07:19,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071893384] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:19,540 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:19,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 17, 17] total 49 [2024-04-05 03:07:19,540 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1026369735] [2024-04-05 03:07:19,540 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:19,541 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-04-05 03:07:19,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:19,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-04-05 03:07:19,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=2193, Unknown=0, NotChecked=0, Total=2352 [2024-04-05 03:07:19,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:19,542 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:19,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 7.122448979591836) internal successors, (349), 49 states have internal predecessors, (349), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:19,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:23,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:23,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:23,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:23,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:23,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:23,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:23,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:23,774 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-05 03:07:23,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:23,961 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:23,962 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:23,962 INFO L85 PathProgramCache]: Analyzing trace with hash 340747784, now seen corresponding path program 4 times [2024-04-05 03:07:23,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:23,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314078531] [2024-04-05 03:07:23,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:23,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:24,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:24,450 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 170 proven. 65 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-05 03:07:24,450 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:24,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314078531] [2024-04-05 03:07:24,450 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314078531] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:24,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1297962924] [2024-04-05 03:07:24,450 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 03:07:24,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:24,450 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:24,451 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:24,454 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-05 03:07:24,557 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 03:07:24,557 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:07:24,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 22 conjunts are in the unsatisfiable core [2024-04-05 03:07:24,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:25,109 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 120 proven. 68 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-04-05 03:07:25,109 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:25,686 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 136 proven. 52 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-04-05 03:07:25,686 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1297962924] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:25,686 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:25,686 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 23, 23] total 61 [2024-04-05 03:07:25,686 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369176262] [2024-04-05 03:07:25,686 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:25,687 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2024-04-05 03:07:25,687 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:25,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2024-04-05 03:07:25,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=463, Invalid=3197, Unknown=0, NotChecked=0, Total=3660 [2024-04-05 03:07:25,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:25,689 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:25,689 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 6.622950819672131) internal successors, (404), 61 states have internal predecessors, (404), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:25,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:25,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:25,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:25,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:25,689 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:25,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:25,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:25,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:26,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:26,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:26,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:26,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:26,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:26,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:26,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:26,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 03:07:26,333 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-05 03:07:26,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-04-05 03:07:26,533 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:26,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:26,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1524266434, now seen corresponding path program 5 times [2024-04-05 03:07:26,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:26,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455193464] [2024-04-05 03:07:26,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:26,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:26,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:27,103 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 158 proven. 117 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:07:27,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:27,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455193464] [2024-04-05 03:07:27,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455193464] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:27,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1498195572] [2024-04-05 03:07:27,105 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 03:07:27,105 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:27,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:27,107 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:27,108 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-05 03:07:27,290 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-04-05 03:07:27,290 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:07:27,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-05 03:07:27,295 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:28,231 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 165 proven. 111 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:07:28,231 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:29,406 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 191 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:07:29,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1498195572] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:29,406 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:29,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 37, 37] total 95 [2024-04-05 03:07:29,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334407640] [2024-04-05 03:07:29,407 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:29,407 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 95 states [2024-04-05 03:07:29,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:29,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 95 interpolants. [2024-04-05 03:07:29,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1189, Invalid=7741, Unknown=0, NotChecked=0, Total=8930 [2024-04-05 03:07:29,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:29,411 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:29,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 95 states, 95 states have (on average 5.71578947368421) internal successors, (543), 95 states have internal predecessors, (543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:29,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:29,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:29,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:29,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:29,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:29,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:29,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:29,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 03:07:29,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:30,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 03:07:30,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:07:30,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-04-05 03:07:30,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:30,973 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:30,973 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:30,973 INFO L85 PathProgramCache]: Analyzing trace with hash 1757156738, now seen corresponding path program 6 times [2024-04-05 03:07:30,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:30,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533634077] [2024-04-05 03:07:30,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:30,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:31,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:31,602 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 91 proven. 430 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2024-04-05 03:07:31,602 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:31,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533634077] [2024-04-05 03:07:31,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533634077] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:31,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1811648514] [2024-04-05 03:07:31,603 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 03:07:31,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:31,603 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:31,604 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:31,644 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-05 03:07:31,916 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2024-04-05 03:07:31,916 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:07:31,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 510 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-05 03:07:31,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:32,801 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 35 proven. 155 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-04-05 03:07:32,801 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:33,671 INFO L134 CoverageAnalysis]: Checked inductivity of 642 backedges. 169 proven. 21 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2024-04-05 03:07:33,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1811648514] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:33,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:33,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 33, 29] total 84 [2024-04-05 03:07:33,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2067409095] [2024-04-05 03:07:33,672 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:33,675 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 84 states [2024-04-05 03:07:33,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:33,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 84 interpolants. [2024-04-05 03:07:33,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=557, Invalid=6415, Unknown=0, NotChecked=0, Total=6972 [2024-04-05 03:07:33,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:33,682 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:33,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 84 states, 84 states have (on average 5.5476190476190474) internal successors, (466), 84 states have internal predecessors, (466), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:33,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:33,682 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:33,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:33,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:33,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:33,683 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 03:07:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:07:33,684 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:42,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 03:07:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:07:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2024-04-05 03:07:42,829 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-05 03:07:43,029 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-05 03:07:43,030 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:43,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:43,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1665565680, now seen corresponding path program 7 times [2024-04-05 03:07:43,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:43,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1185477020] [2024-04-05 03:07:43,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:43,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:44,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 461 proven. 692 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-05 03:07:44,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:44,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1185477020] [2024-04-05 03:07:44,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1185477020] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:44,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418231876] [2024-04-05 03:07:44,657 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 03:07:44,657 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:44,657 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:44,658 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:44,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-05 03:07:44,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:44,811 INFO L262 TraceCheckSpWp]: Trace formula consists of 622 conjuncts, 50 conjunts are in the unsatisfiable core [2024-04-05 03:07:44,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:46,726 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 566 proven. 476 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-04-05 03:07:46,726 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:48,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 591 proven. 451 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-04-05 03:07:48,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [418231876] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:48,734 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:48,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 51, 51] total 144 [2024-04-05 03:07:48,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [517147143] [2024-04-05 03:07:48,735 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:48,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 144 states [2024-04-05 03:07:48,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:48,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2024-04-05 03:07:48,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2293, Invalid=18299, Unknown=0, NotChecked=0, Total=20592 [2024-04-05 03:07:48,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:48,741 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:48,741 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 144 states, 144 states have (on average 5.069444444444445) internal successors, (730), 144 states have internal predecessors, (730), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:48,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:48,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:48,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:48,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:48,741 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:48,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:48,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:48,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 03:07:48,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:07:48,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2024-04-05 03:07:48,742 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:50,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:50,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:50,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:50,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:50,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:50,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:50,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:50,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-04-05 03:07:50,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:07:50,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 216 states. [2024-04-05 03:07:50,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 55 states. [2024-04-05 03:07:50,141 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-05 03:07:50,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-04-05 03:07:50,341 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:07:50,341 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:07:50,341 INFO L85 PathProgramCache]: Analyzing trace with hash -372056666, now seen corresponding path program 8 times [2024-04-05 03:07:50,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:07:50,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396705389] [2024-04-05 03:07:50,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:07:50,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:07:50,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:07:51,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 380 proven. 870 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:07:51,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:07:51,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396705389] [2024-04-05 03:07:51,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396705389] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:07:51,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [894750799] [2024-04-05 03:07:51,713 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 03:07:51,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:07:51,713 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:07:51,714 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:07:51,715 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-05 03:07:51,859 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 03:07:51,859 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:07:51,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 54 conjunts are in the unsatisfiable core [2024-04-05 03:07:51,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:07:53,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 572 proven. 596 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-04-05 03:07:53,877 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:07:56,053 INFO L134 CoverageAnalysis]: Checked inductivity of 1250 backedges. 628 proven. 540 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-04-05 03:07:56,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [894750799] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:07:56,053 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:07:56,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51, 55, 55] total 156 [2024-04-05 03:07:56,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1471540735] [2024-04-05 03:07:56,053 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:07:56,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 156 states [2024-04-05 03:07:56,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:07:56,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 156 interpolants. [2024-04-05 03:07:56,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2108, Invalid=22072, Unknown=0, NotChecked=0, Total=24180 [2024-04-05 03:07:56,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:56,059 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:07:56,060 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 156 states, 156 states have (on average 5.448717948717949) internal successors, (850), 156 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 216 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 55 states. [2024-04-05 03:07:56,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:08:03,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 139 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:08:03,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 171 states. [2024-04-05 03:08:03,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-05 03:08:03,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:08:03,428 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:08:03,428 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:08:03,428 INFO L85 PathProgramCache]: Analyzing trace with hash 753337852, now seen corresponding path program 9 times [2024-04-05 03:08:03,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:08:03,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937923093] [2024-04-05 03:08:03,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:08:03,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:08:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:08:05,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1668 backedges. 710 proven. 950 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-05 03:08:05,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:08:05,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937923093] [2024-04-05 03:08:05,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937923093] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:08:05,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [93872883] [2024-04-05 03:08:05,358 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 03:08:05,358 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:08:05,366 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:08:05,367 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:08:05,375 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-05 03:08:06,201 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 14 check-sat command(s) [2024-04-05 03:08:06,201 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:08:06,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 74 conjunts are in the unsatisfiable core [2024-04-05 03:08:06,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:08:09,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1668 backedges. 0 proven. 1031 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 03:08:09,460 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:08:13,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1668 backedges. 785 proven. 246 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2024-04-05 03:08:13,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [93872883] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:08:13,328 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:08:13,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 75, 65] total 195 [2024-04-05 03:08:13,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70777272] [2024-04-05 03:08:13,328 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:08:13,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 195 states [2024-04-05 03:08:13,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:08:13,330 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 195 interpolants. [2024-04-05 03:08:13,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2220, Invalid=35610, Unknown=0, NotChecked=0, Total=37830 [2024-04-05 03:08:13,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:08:13,334 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:08:13,334 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 195 states, 195 states have (on average 4.343589743589743) internal successors, (847), 195 states have internal predecessors, (847), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 139 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:08:13,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:08:13,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 171 states. [2024-04-05 03:08:13,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:06,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:09:06,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:09:06,369 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-04-05 03:09:06,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-04-05 03:09:06,553 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:09:06,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:09:06,554 INFO L85 PathProgramCache]: Analyzing trace with hash 868158298, now seen corresponding path program 10 times [2024-04-05 03:09:06,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:09:06,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1089496223] [2024-04-05 03:09:06,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:09:06,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:09:06,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:09:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2377 backedges. 1357 proven. 984 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 03:09:08,426 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:09:08,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1089496223] [2024-04-05 03:09:08,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1089496223] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:09:08,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [247306700] [2024-04-05 03:09:08,426 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 03:09:08,426 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:09:08,426 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:09:08,427 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:09:08,429 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-05 03:09:08,609 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 03:09:08,609 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:09:08,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 62 conjunts are in the unsatisfiable core [2024-04-05 03:09:08,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:09:10,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2377 backedges. 1160 proven. 808 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2024-04-05 03:09:10,399 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:09:12,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2377 backedges. 1226 proven. 742 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2024-04-05 03:09:12,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [247306700] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:09:12,610 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:09:12,610 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [63, 63, 63] total 181 [2024-04-05 03:09:12,610 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718556495] [2024-04-05 03:09:12,610 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:09:12,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 181 states [2024-04-05 03:09:12,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:09:12,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 181 interpolants. [2024-04-05 03:09:12,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3430, Invalid=29150, Unknown=0, NotChecked=0, Total=32580 [2024-04-05 03:09:12,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:12,616 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:09:12,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 181 states, 181 states have (on average 5.066298342541437) internal successors, (917), 181 states have internal predecessors, (917), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:09:12,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:09:12,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:09:12,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:09:12,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:09:12,617 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:14,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:14,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:09:14,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:09:14,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:09:14,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:09:14,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:09:14,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:09:14,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:09:14,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:09:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:09:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:09:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:09:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:09:14,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:09:14,824 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-05 03:09:15,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-04-05 03:09:15,022 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:09:15,022 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:09:15,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1151653348, now seen corresponding path program 11 times [2024-04-05 03:09:15,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:09:15,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435536692] [2024-04-05 03:09:15,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:09:15,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:09:15,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:09:17,306 INFO L134 CoverageAnalysis]: Checked inductivity of 2490 backedges. 1577 proven. 912 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:09:17,306 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:09:17,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [435536692] [2024-04-05 03:09:17,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [435536692] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:09:17,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [709346909] [2024-04-05 03:09:17,307 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 03:09:17,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:09:17,307 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:09:17,309 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:09:17,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-05 03:09:17,955 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2024-04-05 03:09:17,956 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:09:17,962 INFO L262 TraceCheckSpWp]: Trace formula consists of 783 conjuncts, 66 conjunts are in the unsatisfiable core [2024-04-05 03:09:17,966 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:09:20,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2490 backedges. 1634 proven. 855 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:09:20,741 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:09:22,895 INFO L134 CoverageAnalysis]: Checked inductivity of 2490 backedges. 1634 proven. 855 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:09:22,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [709346909] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:09:22,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:09:22,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [67, 67, 67] total 164 [2024-04-05 03:09:22,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576613171] [2024-04-05 03:09:22,895 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:09:22,896 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 164 states [2024-04-05 03:09:22,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:09:22,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 164 interpolants. [2024-04-05 03:09:22,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3730, Invalid=23002, Unknown=0, NotChecked=0, Total=26732 [2024-04-05 03:09:22,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:22,901 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:09:22,902 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 164 states, 164 states have (on average 5.951219512195122) internal successors, (976), 164 states have internal predecessors, (976), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:09:22,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:09:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:09:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:09:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:09:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:09:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:09:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:09:24,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:09:24,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:09:24,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:09:24,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:09:24,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:09:24,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:09:24,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:09:24,653 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-04-05 03:09:24,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-04-05 03:09:24,854 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:09:24,854 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:09:24,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1929087378, now seen corresponding path program 12 times [2024-04-05 03:09:24,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:09:24,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10157652] [2024-04-05 03:09:24,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:09:24,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:09:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:09:27,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2611 backedges. 1101 proven. 1474 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 03:09:27,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:09:27,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10157652] [2024-04-05 03:09:27,446 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10157652] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:09:27,446 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [646234657] [2024-04-05 03:09:27,446 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 03:09:27,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:09:27,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:09:27,447 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:09:27,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-05 03:09:29,722 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2024-04-05 03:09:29,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:09:29,733 INFO L262 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 72 conjunts are in the unsatisfiable core [2024-04-05 03:09:29,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:09:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2611 backedges. 1291 proven. 1320 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:09:32,513 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:09:36,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2611 backedges. 1635 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:09:36,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [646234657] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:09:36,084 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:09:36,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 73, 73] total 210 [2024-04-05 03:09:36,085 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [128022560] [2024-04-05 03:09:36,085 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:09:36,086 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 210 states [2024-04-05 03:09:36,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:09:36,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 210 interpolants. [2024-04-05 03:09:36,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3567, Invalid=40323, Unknown=0, NotChecked=0, Total=43890 [2024-04-05 03:09:36,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:36,092 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:09:36,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 210 states, 210 states have (on average 5.79047619047619) internal successors, (1216), 210 states have internal predecessors, (1216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:09:36,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:09:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:09:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:09:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:09:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:09:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:09:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:09:39,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:09:39,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:09:39,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:09:39,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:09:39,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:09:39,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:09:39,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:09:39,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:09:39,359 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-04-05 03:09:39,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-04-05 03:09:39,560 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:09:39,560 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:09:39,560 INFO L85 PathProgramCache]: Analyzing trace with hash 156842370, now seen corresponding path program 13 times [2024-04-05 03:09:39,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:09:39,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874088702] [2024-04-05 03:09:39,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:09:39,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:09:39,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:09:41,749 INFO L134 CoverageAnalysis]: Checked inductivity of 2877 backedges. 886 proven. 1983 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-05 03:09:41,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:09:41,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874088702] [2024-04-05 03:09:41,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [874088702] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:09:41,750 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2113634285] [2024-04-05 03:09:41,750 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 03:09:41,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:09:41,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:09:41,753 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:09:41,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-05 03:09:41,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:09:41,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 825 conjuncts, 78 conjunts are in the unsatisfiable core [2024-04-05 03:09:41,952 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:09:45,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2877 backedges. 1329 proven. 1328 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-04-05 03:09:45,365 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:09:49,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2877 backedges. 1415 proven. 1242 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-04-05 03:09:49,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2113634285] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:09:49,834 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:09:49,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [71, 79, 79] total 224 [2024-04-05 03:09:49,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [365974985] [2024-04-05 03:09:49,834 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:09:49,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 224 states [2024-04-05 03:09:49,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:09:49,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 224 interpolants. [2024-04-05 03:09:49,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4286, Invalid=45666, Unknown=0, NotChecked=0, Total=49952 [2024-04-05 03:09:49,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:49,842 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:09:49,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 224 states, 224 states have (on average 5.125) internal successors, (1148), 224 states have internal predecessors, (1148), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:09:49,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:09:49,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:09:49,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:09:49,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:09:49,844 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:10:00,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:10:00,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:10:00,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:10:00,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:10:00,361 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-04-05 03:10:00,560 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-04-05 03:10:00,560 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:10:00,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:10:00,561 INFO L85 PathProgramCache]: Analyzing trace with hash -997082199, now seen corresponding path program 14 times [2024-04-05 03:10:00,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:10:00,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114723280] [2024-04-05 03:10:00,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:10:00,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:10:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:10:03,749 INFO L134 CoverageAnalysis]: Checked inductivity of 3751 backedges. 1677 proven. 2038 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 03:10:03,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:10:03,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114723280] [2024-04-05 03:10:03,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114723280] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:10:03,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498985594] [2024-04-05 03:10:03,749 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 03:10:03,749 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:10:03,749 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:10:03,750 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:10:03,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-04-05 03:10:03,979 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 03:10:03,979 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:10:03,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 82 conjunts are in the unsatisfiable core [2024-04-05 03:10:03,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:10:06,791 INFO L134 CoverageAnalysis]: Checked inductivity of 3751 backedges. 1836 proven. 1432 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2024-04-05 03:10:06,792 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:10:10,318 INFO L134 CoverageAnalysis]: Checked inductivity of 3751 backedges. 1881 proven. 1387 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2024-04-05 03:10:10,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498985594] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:10:10,318 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:10:10,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 83, 83] total 240 [2024-04-05 03:10:10,318 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429791243] [2024-04-05 03:10:10,318 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:10:10,319 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 240 states [2024-04-05 03:10:10,319 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:10:10,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 240 interpolants. [2024-04-05 03:10:10,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6011, Invalid=51349, Unknown=0, NotChecked=0, Total=57360 [2024-04-05 03:10:10,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:10:10,327 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:10:10,328 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 240 states, 240 states have (on average 4.779166666666667) internal successors, (1147), 240 states have internal predecessors, (1147), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:10:10,328 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:10:14,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:10:14,426 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-04-05 03:10:14,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-04-05 03:10:14,623 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:10:14,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:10:14,623 INFO L85 PathProgramCache]: Analyzing trace with hash 340532063, now seen corresponding path program 15 times [2024-04-05 03:10:14,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:10:14,623 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813109041] [2024-04-05 03:10:14,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:10:14,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:10:14,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:10:18,116 INFO L134 CoverageAnalysis]: Checked inductivity of 3904 backedges. 1279 proven. 2625 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 03:10:18,116 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:10:18,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813109041] [2024-04-05 03:10:18,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813109041] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:10:18,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [982502957] [2024-04-05 03:10:18,116 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 03:10:18,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:10:18,116 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:10:18,117 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:10:18,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-05 03:10:22,917 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2024-04-05 03:10:22,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:10:22,934 INFO L262 TraceCheckSpWp]: Trace formula consists of 902 conjuncts, 80 conjunts are in the unsatisfiable core [2024-04-05 03:10:22,939 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:10:27,355 INFO L134 CoverageAnalysis]: Checked inductivity of 3904 backedges. 19 proven. 2345 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-04-05 03:10:27,355 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:10:32,960 INFO L134 CoverageAnalysis]: Checked inductivity of 3904 backedges. 19 proven. 2345 refuted. 0 times theorem prover too weak. 1540 trivial. 0 not checked. [2024-04-05 03:10:32,961 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [982502957] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:10:32,961 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:10:32,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 81, 81] total 239 [2024-04-05 03:10:32,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144195800] [2024-04-05 03:10:32,961 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:10:32,962 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 239 states [2024-04-05 03:10:32,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:10:32,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 239 interpolants. [2024-04-05 03:10:32,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3633, Invalid=53249, Unknown=0, NotChecked=0, Total=56882 [2024-04-05 03:10:32,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:10:32,967 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:10:32,968 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 239 states, 239 states have (on average 4.845188284518828) internal successors, (1158), 239 states have internal predecessors, (1158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:10:32,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:10:32,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:10:32,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:10:32,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:10:32,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:10:32,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:10:32,968 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:10:32,969 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:11:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:11:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:11:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:11:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:11:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:11:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:11:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:11:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:11:57,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:11:57,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:11:57,267 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-04-05 03:11:57,467 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:11:57,467 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:11:57,467 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:11:57,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1297121951, now seen corresponding path program 16 times [2024-04-05 03:11:57,468 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:11:57,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156983527] [2024-04-05 03:11:57,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:11:57,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:11:57,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:12:29,812 INFO L134 CoverageAnalysis]: Checked inductivity of 12214 backedges. 9420 proven. 2793 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:12:29,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:12:29,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156983527] [2024-04-05 03:12:29,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156983527] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:12:29,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226101705] [2024-04-05 03:12:29,812 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 03:12:29,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:12:29,812 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:12:29,813 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:12:29,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-04-05 03:12:30,100 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 03:12:30,101 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:12:30,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 1254 conjuncts, 86 conjunts are in the unsatisfiable core [2024-04-05 03:12:30,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:12:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 12214 backedges. 4979 proven. 1636 refuted. 0 times theorem prover too weak. 5599 trivial. 0 not checked. [2024-04-05 03:12:37,316 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:12:46,013 INFO L134 CoverageAnalysis]: Checked inductivity of 12214 backedges. 5075 proven. 1540 refuted. 0 times theorem prover too weak. 5599 trivial. 0 not checked. [2024-04-05 03:12:46,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1226101705] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:12:46,014 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:12:46,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [271, 87, 87] total 437 [2024-04-05 03:12:46,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760458409] [2024-04-05 03:12:46,014 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:12:46,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 437 states [2024-04-05 03:12:46,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:12:46,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 437 interpolants. [2024-04-05 03:12:46,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13742, Invalid=176790, Unknown=0, NotChecked=0, Total=190532 [2024-04-05 03:12:46,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:12:46,030 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:12:46,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 437 states, 437 states have (on average 3.505720823798627) internal successors, (1532), 437 states have internal predecessors, (1532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:12:46,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:12:51,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:12:51,428 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-04-05 03:12:51,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:12:51,628 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:12:51,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:12:51,629 INFO L85 PathProgramCache]: Analyzing trace with hash 186700629, now seen corresponding path program 17 times [2024-04-05 03:12:51,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:12:51,629 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1223941584] [2024-04-05 03:12:51,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:12:51,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:12:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:13:22,689 INFO L134 CoverageAnalysis]: Checked inductivity of 12375 backedges. 9420 proven. 2954 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:13:22,690 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:13:22,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1223941584] [2024-04-05 03:13:22,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1223941584] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:13:22,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1215216666] [2024-04-05 03:13:22,690 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-05 03:13:22,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:13:22,690 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:13:22,696 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:13:22,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-04-05 03:13:30,121 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 40 check-sat command(s) [2024-04-05 03:13:30,122 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:13:30,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 90 conjunts are in the unsatisfiable core [2024-04-05 03:13:30,165 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:13:39,588 INFO L134 CoverageAnalysis]: Checked inductivity of 12375 backedges. 8586 proven. 1701 refuted. 0 times theorem prover too weak. 2088 trivial. 0 not checked. [2024-04-05 03:13:39,588 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:13:48,580 INFO L134 CoverageAnalysis]: Checked inductivity of 12375 backedges. 8586 proven. 1701 refuted. 0 times theorem prover too weak. 2088 trivial. 0 not checked. [2024-04-05 03:13:48,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1215216666] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:13:48,581 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:13:48,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [273, 91, 91] total 447 [2024-04-05 03:13:48,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [196503113] [2024-04-05 03:13:48,581 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:13:48,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 447 states [2024-04-05 03:13:48,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:13:48,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 447 interpolants. [2024-04-05 03:13:48,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14664, Invalid=184698, Unknown=0, NotChecked=0, Total=199362 [2024-04-05 03:13:48,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:13:48,599 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:13:48,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 447 states, 447 states have (on average 4.212527964205816) internal successors, (1883), 447 states have internal predecessors, (1883), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:13:48,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:13:48,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:13:48,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:13:48,601 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:13:52,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:13:52,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:13:52,435 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2024-04-05 03:13:52,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-04-05 03:13:52,631 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:13:52,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:13:52,631 INFO L85 PathProgramCache]: Analyzing trace with hash -1001910773, now seen corresponding path program 18 times [2024-04-05 03:13:52,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:13:52,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092198179] [2024-04-05 03:13:52,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:13:52,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:13:52,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:14:29,963 INFO L134 CoverageAnalysis]: Checked inductivity of 12544 backedges. 9420 proven. 3123 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:14:29,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:14:29,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092198179] [2024-04-05 03:14:29,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092198179] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:14:29,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785894284] [2024-04-05 03:14:29,963 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-05 03:14:29,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:14:29,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:14:29,965 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:14:29,966 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-04-05 03:15:38,166 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 40 check-sat command(s) [2024-04-05 03:15:38,166 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:15:38,236 INFO L262 TraceCheckSpWp]: Trace formula consists of 1364 conjuncts, 94 conjunts are in the unsatisfiable core [2024-04-05 03:15:38,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:15:48,440 INFO L134 CoverageAnalysis]: Checked inductivity of 12544 backedges. 5371 proven. 1976 refuted. 0 times theorem prover too weak. 5197 trivial. 0 not checked. [2024-04-05 03:15:48,441 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:15:58,967 INFO L134 CoverageAnalysis]: Checked inductivity of 12544 backedges. 5477 proven. 1870 refuted. 0 times theorem prover too weak. 5197 trivial. 0 not checked. [2024-04-05 03:15:58,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785894284] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:15:58,967 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:15:58,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [275, 95, 95] total 457 [2024-04-05 03:15:58,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282606371] [2024-04-05 03:15:58,968 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:15:58,969 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 457 states [2024-04-05 03:15:58,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:15:58,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 457 interpolants. [2024-04-05 03:15:58,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14870, Invalid=193522, Unknown=0, NotChecked=0, Total=208392 [2024-04-05 03:15:58,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:15:58,981 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:15:58,982 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 457 states, 457 states have (on average 3.5229759299781183) internal successors, (1610), 457 states have internal predecessors, (1610), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:15:58,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:15:58,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:15:58,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:15:58,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:15:58,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:15:58,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:15:58,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:15:58,982 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:15:58,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:16:04,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:16:04,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:16:04,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:16:04,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:16:04,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:16:04,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:16:04,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:16:04,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-04-05 03:16:04,398 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Ended with exit code 0 [2024-04-05 03:16:04,585 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:16:04,586 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:16:04,586 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:16:04,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1346122433, now seen corresponding path program 19 times [2024-04-05 03:16:04,586 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:16:04,586 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [141629176] [2024-04-05 03:16:04,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:16:04,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:16:04,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:16:43,018 INFO L134 CoverageAnalysis]: Checked inductivity of 12721 backedges. 9420 proven. 3300 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:16:43,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:16:43,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [141629176] [2024-04-05 03:16:43,018 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [141629176] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:16:43,018 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165777544] [2024-04-05 03:16:43,018 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-05 03:16:43,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:16:43,018 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:16:43,020 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:16:43,022 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-04-05 03:16:43,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:16:43,359 INFO L262 TraceCheckSpWp]: Trace formula consists of 1378 conjuncts, 98 conjunts are in the unsatisfiable core [2024-04-05 03:16:43,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:16:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 12721 backedges. 5555 proven. 2102 refuted. 0 times theorem prover too weak. 5064 trivial. 0 not checked. [2024-04-05 03:16:53,650 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:17:03,617 INFO L134 CoverageAnalysis]: Checked inductivity of 12721 backedges. 5610 proven. 2047 refuted. 0 times theorem prover too weak. 5064 trivial. 0 not checked. [2024-04-05 03:17:03,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [165777544] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:17:03,618 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:17:03,618 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [277, 99, 99] total 467 [2024-04-05 03:17:03,618 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1420279616] [2024-04-05 03:17:03,618 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:17:03,619 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 467 states [2024-04-05 03:17:03,619 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:17:03,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 467 interpolants. [2024-04-05 03:17:03,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15522, Invalid=202100, Unknown=0, NotChecked=0, Total=217622 [2024-04-05 03:17:03,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:17:03,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:17:03,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 467 states, 467 states have (on average 3.5203426124197) internal successors, (1644), 467 states have internal predecessors, (1644), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:17:03,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:17:03,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:17:03,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:17:03,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:17:03,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:17:03,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:17:03,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-04-05 03:17:03,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:17:09,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:17:09,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:17:09,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:17:09,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:17:09,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:17:09,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:17:09,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:17:09,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:17:09,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-04-05 03:17:09,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-04-05 03:17:09,439 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-04-05 03:17:09,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-04-05 03:17:09,635 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:17:09,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:17:09,636 INFO L85 PathProgramCache]: Analyzing trace with hash -1334623881, now seen corresponding path program 20 times [2024-04-05 03:17:09,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:17:09,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721670465] [2024-04-05 03:17:09,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:17:09,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:17:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:17:48,869 INFO L134 CoverageAnalysis]: Checked inductivity of 12906 backedges. 9420 proven. 3485 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:17:48,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:17:48,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721670465] [2024-04-05 03:17:48,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721670465] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:17:48,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576622301] [2024-04-05 03:17:48,870 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 03:17:48,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:17:48,870 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:17:48,871 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:17:48,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-04-05 03:17:49,210 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-05 03:17:49,210 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:17:49,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 1392 conjuncts, 102 conjunts are in the unsatisfiable core [2024-04-05 03:17:49,233 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:18:02,202 INFO L134 CoverageAnalysis]: Checked inductivity of 12906 backedges. 5748 proven. 2348 refuted. 0 times theorem prover too weak. 4810 trivial. 0 not checked. [2024-04-05 03:18:02,203 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:18:13,049 INFO L134 CoverageAnalysis]: Checked inductivity of 12906 backedges. 5864 proven. 2232 refuted. 0 times theorem prover too weak. 4810 trivial. 0 not checked. [2024-04-05 03:18:13,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [576622301] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:18:13,049 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:18:13,050 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [279, 103, 103] total 477 [2024-04-05 03:18:13,050 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824504487] [2024-04-05 03:18:13,050 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:18:13,051 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 477 states [2024-04-05 03:18:13,051 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:18:13,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 477 interpolants. [2024-04-05 03:18:13,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16096, Invalid=210956, Unknown=0, NotChecked=0, Total=227052 [2024-04-05 03:18:13,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:18:13,062 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:18:13,063 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 477 states, 477 states have (on average 3.538784067085954) internal successors, (1688), 477 states have internal predecessors, (1688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:18:13,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:18:13,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:18:13,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-04-05 03:18:13,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-04-05 03:18:13,064 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:18:18,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:18:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:18:18,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-04-05 03:18:18,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-04-05 03:18:18,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2024-04-05 03:18:18,178 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-04-05 03:18:18,377 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-04-05 03:18:18,378 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:18:18,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:18:18,378 INFO L85 PathProgramCache]: Analyzing trace with hash 274938413, now seen corresponding path program 21 times [2024-04-05 03:18:18,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:18:18,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945228467] [2024-04-05 03:18:18,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:18:18,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:18:18,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:18:52,735 INFO L134 CoverageAnalysis]: Checked inductivity of 13099 backedges. 9420 proven. 3678 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 03:18:52,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:18:52,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945228467] [2024-04-05 03:18:52,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945228467] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:18:52,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1747534880] [2024-04-05 03:18:52,735 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 03:18:52,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:18:52,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:18:52,736 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:18:52,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-04-05 03:19:50,214 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 40 check-sat command(s) [2024-04-05 03:19:50,214 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:19:50,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 1406 conjuncts, 131 conjunts are in the unsatisfiable core [2024-04-05 03:19:50,263 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:20:03,364 INFO L134 CoverageAnalysis]: Checked inductivity of 13099 backedges. 10638 proven. 2425 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 03:20:03,364 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:20:19,499 INFO L134 CoverageAnalysis]: Checked inductivity of 13099 backedges. 10638 proven. 2425 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 03:20:19,499 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1747534880] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:20:19,499 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:20:19,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [281, 130, 130] total 534 [2024-04-05 03:20:19,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139636981] [2024-04-05 03:20:19,500 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:20:19,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 534 states [2024-04-05 03:20:19,501 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:20:19,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 534 interpolants. [2024-04-05 03:20:19,521 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21923, Invalid=262699, Unknown=0, NotChecked=0, Total=284622 [2024-04-05 03:20:19,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:20:19,522 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:20:19,523 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 534 states, 534 states have (on average 4.578651685393258) internal successors, (2445), 534 states have internal predecessors, (2445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:20:19,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:20:19,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:20:19,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:20:19,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:20:19,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:20:19,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-04-05 03:20:19,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-04-05 03:20:19,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2024-04-05 03:20:19,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:20:29,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:20:29,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:20:29,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 101 states. [2024-04-05 03:20:29,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 105 states. [2024-04-05 03:20:29,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 109 states. [2024-04-05 03:20:29,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:20:29,971 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2024-04-05 03:20:30,168 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:20:30,168 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-05 03:20:30,169 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 03:20:30,169 INFO L85 PathProgramCache]: Analyzing trace with hash -449626625, now seen corresponding path program 22 times [2024-04-05 03:20:30,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 03:20:30,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [844352313] [2024-04-05 03:20:30,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 03:20:30,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 03:20:30,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 03:20:43,749 INFO L134 CoverageAnalysis]: Checked inductivity of 15750 backedges. 10358 proven. 5356 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-04-05 03:20:43,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 03:20:43,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [844352313] [2024-04-05 03:20:43,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [844352313] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 03:20:43,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858104156] [2024-04-05 03:20:43,749 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-05 03:20:43,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 03:20:43,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 03:20:43,750 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 03:20:43,752 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-04-05 03:20:44,088 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-05 03:20:44,088 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 03:20:44,097 INFO L262 TraceCheckSpWp]: Trace formula consists of 1446 conjuncts, 150 conjunts are in the unsatisfiable core [2024-04-05 03:20:44,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 03:20:56,204 INFO L134 CoverageAnalysis]: Checked inductivity of 15750 backedges. 7695 proven. 5252 refuted. 0 times theorem prover too weak. 2803 trivial. 0 not checked. [2024-04-05 03:20:56,205 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 03:21:12,827 INFO L134 CoverageAnalysis]: Checked inductivity of 15750 backedges. 7871 proven. 5076 refuted. 0 times theorem prover too weak. 2803 trivial. 0 not checked. [2024-04-05 03:21:12,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [858104156] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 03:21:12,828 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 03:21:12,828 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [152, 151, 151] total 446 [2024-04-05 03:21:12,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494628237] [2024-04-05 03:21:12,828 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 03:21:12,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 446 states [2024-04-05 03:21:12,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 03:21:12,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 446 interpolants. [2024-04-05 03:21:12,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19667, Invalid=178803, Unknown=0, NotChecked=0, Total=198470 [2024-04-05 03:21:12,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:21:12,844 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 03:21:12,846 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 446 states, 446 states have (on average 4.753363228699552) internal successors, (2120), 446 states have internal predecessors, (2120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 32 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 218 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 58 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 174 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 635 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 78 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 240 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 540 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 93 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 101 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 105 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 109 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 141 states. [2024-04-05 03:21:12,846 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-05 03:21:17,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-04-05 03:21:17,757 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 03:21:17,758 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 03:21:17,758 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 03:21:17,914 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-04-05 03:21:17,914 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 520 known predicates. [2024-04-05 03:21:17,916 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-05 03:21:17,917 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-05 03:21:17,917 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-05 03:21:17,917 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-05 03:21:17,920 INFO L445 BasicCegarLoop]: Path program histogram: [22, 2, 1, 1] [2024-04-05 03:21:17,922 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 03:21:17,922 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 03:21:17,924 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 03:21:17 BasicIcfg [2024-04-05 03:21:17,924 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 03:21:17,924 INFO L158 Benchmark]: Toolchain (without parser) took 849274.33ms. Allocated memory was 276.8MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 208.0MB in the beginning and 720.3MB in the end (delta: -512.3MB). Peak memory consumption was 2.0GB. Max. memory is 8.0GB. [2024-04-05 03:21:17,925 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 172.0MB. Free memory was 139.3MB in the beginning and 139.2MB in the end (delta: 70.8kB). There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 03:21:17,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 177.24ms. Allocated memory is still 276.8MB. Free memory was 207.8MB in the beginning and 195.9MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-05 03:21:17,925 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.77ms. Allocated memory is still 276.8MB. Free memory was 195.7MB in the beginning and 193.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 03:21:17,927 INFO L158 Benchmark]: Boogie Preprocessor took 21.30ms. Allocated memory is still 276.8MB. Free memory was 193.9MB in the beginning and 192.2MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2024-04-05 03:21:17,927 INFO L158 Benchmark]: RCFGBuilder took 423.74ms. Allocated memory is still 276.8MB. Free memory was 192.2MB in the beginning and 228.1MB in the end (delta: -35.8MB). Peak memory consumption was 9.7MB. Max. memory is 8.0GB. [2024-04-05 03:21:17,927 INFO L158 Benchmark]: TraceAbstraction took 848614.38ms. Allocated memory was 276.8MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 227.1MB in the beginning and 720.3MB in the end (delta: -493.2MB). Peak memory consumption was 2.0GB. Max. memory is 8.0GB. [2024-04-05 03:21:17,929 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 172.0MB. Free memory was 139.3MB in the beginning and 139.2MB in the end (delta: 70.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 177.24ms. Allocated memory is still 276.8MB. Free memory was 207.8MB in the beginning and 195.9MB in the end (delta: 11.8MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 32.77ms. Allocated memory is still 276.8MB. Free memory was 195.7MB in the beginning and 193.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 21.30ms. Allocated memory is still 276.8MB. Free memory was 193.9MB in the beginning and 192.2MB in the end (delta: 1.7MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 423.74ms. Allocated memory is still 276.8MB. Free memory was 192.2MB in the beginning and 228.1MB in the end (delta: -35.8MB). Peak memory consumption was 9.7MB. Max. memory is 8.0GB. * TraceAbstraction took 848614.38ms. Allocated memory was 276.8MB in the beginning and 2.8GB in the end (delta: 2.5GB). Free memory was 227.1MB in the beginning and 720.3MB in the end (delta: -493.2MB). Peak memory consumption was 2.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 410957, independent: 360413, independent conditional: 358081, independent unconditional: 2332, dependent: 50544, dependent conditional: 48994, dependent unconditional: 1550, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 360413, independent: 360413, independent conditional: 358081, independent unconditional: 2332, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 360413, independent: 360413, independent conditional: 358081, independent unconditional: 2332, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 360413, independent: 360413, independent conditional: 358081, independent unconditional: 2332, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 360413, independent: 360413, independent conditional: 48423, independent unconditional: 311990, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 360413, independent: 360413, independent conditional: 46685, independent unconditional: 313728, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 360413, independent: 360413, independent conditional: 46685, independent unconditional: 313728, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 787, independent: 787, independent conditional: 7, independent unconditional: 780, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 787, independent: 787, independent conditional: 0, independent unconditional: 787, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 360413, independent: 359626, independent conditional: 46678, independent unconditional: 312948, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 787, unknown conditional: 7, unknown unconditional: 780] , Statistics on independence cache: Total cache size (in pairs): 787, Positive cache size: 787, Positive conditional cache size: 7, Positive unconditional cache size: 780, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1738, Maximal queried relation: 0, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 360413, independent: 360413, independent conditional: 48423, independent unconditional: 311990, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 360413, independent: 360413, independent conditional: 46685, independent unconditional: 313728, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 360413, independent: 360413, independent conditional: 46685, independent unconditional: 313728, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 787, independent: 787, independent conditional: 7, independent unconditional: 780, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 787, independent: 787, independent conditional: 0, independent unconditional: 787, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 0, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 360413, independent: 359626, independent conditional: 46678, independent unconditional: 312948, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 787, unknown conditional: 7, unknown unconditional: 780] , Statistics on independence cache: Total cache size (in pairs): 787, Positive cache size: 787, Positive conditional cache size: 7, Positive unconditional cache size: 780, Negative cache size: 0, Negative conditional cache size: 0, Negative unconditional cache size: 0, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 1738 ], Independence queries for same thread: 50544 - TimeoutResultAtElement [Line: 100]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 520 known predicates. - TimeoutResultAtElement [Line: 93]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 520 known predicates. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 520 known predicates. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 520 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 179 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 848.5s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 22, EmptinessCheckTime: 227.1s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3226, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 143.4s SatisfiabilityAnalysisTime, 469.1s InterpolantComputationTime, 23474 NumberOfCodeBlocks, 23348 NumberOfCodeBlocksAsserted, 254 NumberOfCheckSat, 35012 ConstructedInterpolants, 0 QuantifiedInterpolants, 202206 SizeOfPredicates, 1522 NumberOfNonLiveVariables, 19428 ConjunctsInSsa, 1523 ConjunctsInUnsatCore, 74 InterpolantComputations, 2 PerfectInterpolantSequences, 253333/345268 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown