/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 546 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 23:48:26,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 23:48:26,271 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 23:48:26,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 23:48:26,274 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 23:48:26,304 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 23:48:26,305 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 23:48:26,305 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 23:48:26,305 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 23:48:26,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 23:48:26,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 23:48:26,309 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 23:48:26,309 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 23:48:26,310 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 23:48:26,310 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 23:48:26,310 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 23:48:26,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 23:48:26,311 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 23:48:26,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 23:48:26,311 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 23:48:26,311 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 23:48:26,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 23:48:26,312 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 23:48:26,312 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 23:48:26,312 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 23:48:26,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 23:48:26,312 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 23:48:26,312 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 23:48:26,313 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 23:48:26,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 23:48:26,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 23:48:26,314 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 23:48:26,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 23:48:26,314 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 23:48:26,314 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 23:48:26,314 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 23:48:26,314 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 23:48:26,314 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 23:48:26,315 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 23:48:26,315 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 546 [2024-04-04 23:48:26,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 23:48:26,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 23:48:26,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 23:48:26,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 23:48:26,529 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 23:48:26,530 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c [2024-04-04 23:48:27,488 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 23:48:27,647 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 23:48:27,647 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c [2024-04-04 23:48:27,652 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ad908b5a0/e9f10e50a2014c42bc6559e8416bbfa2/FLAG3cdbbc190 [2024-04-04 23:48:27,664 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/ad908b5a0/e9f10e50a2014c42bc6559e8416bbfa2 [2024-04-04 23:48:27,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 23:48:27,666 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 23:48:27,667 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 23:48:27,668 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 23:48:27,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 23:48:27,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aa3ad8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27, skipping insertion in model container [2024-04-04 23:48:27,684 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,701 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 23:48:27,834 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c[2761,2774] [2024-04-04 23:48:27,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 23:48:27,847 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 23:48:27,861 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt.wvr.c[2761,2774] [2024-04-04 23:48:27,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 23:48:27,869 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 23:48:27,869 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 23:48:27,874 INFO L206 MainTranslator]: Completed translation [2024-04-04 23:48:27,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27 WrapperNode [2024-04-04 23:48:27,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 23:48:27,876 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 23:48:27,877 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 23:48:27,877 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 23:48:27,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,887 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,918 INFO L138 Inliner]: procedures = 25, calls = 51, calls flagged for inlining = 12, calls inlined = 16, statements flattened = 206 [2024-04-04 23:48:27,918 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 23:48:27,919 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 23:48:27,919 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 23:48:27,919 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 23:48:27,925 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,925 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,929 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,929 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,934 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,936 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,938 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,956 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 23:48:27,957 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 23:48:27,957 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 23:48:27,957 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 23:48:27,958 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (1/1) ... [2024-04-04 23:48:27,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 23:48:27,972 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:27,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-04 23:48:27,989 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-04 23:48:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 23:48:28,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 23:48:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 23:48:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 23:48:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 23:48:28,025 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 23:48:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 23:48:28,025 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 23:48:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 23:48:28,025 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 23:48:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 23:48:28,025 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 23:48:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 23:48:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 23:48:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 23:48:28,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 23:48:28,026 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 23:48:28,027 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 23:48:28,099 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 23:48:28,101 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 23:48:28,354 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 23:48:28,482 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 23:48:28,482 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-04 23:48:28,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:48:28 BoogieIcfgContainer [2024-04-04 23:48:28,484 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 23:48:28,486 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 23:48:28,486 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 23:48:28,488 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 23:48:28,488 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 11:48:27" (1/3) ... [2024-04-04 23:48:28,489 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@727133e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:48:28, skipping insertion in model container [2024-04-04 23:48:28,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:48:27" (2/3) ... [2024-04-04 23:48:28,489 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@727133e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:48:28, skipping insertion in model container [2024-04-04 23:48:28,489 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:48:28" (3/3) ... [2024-04-04 23:48:28,490 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum-alt.wvr.c [2024-04-04 23:48:28,496 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 23:48:28,502 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 23:48:28,503 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 23:48:28,503 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 23:48:28,558 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 23:48:28,605 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 23:48:28,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 23:48:28,606 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:28,608 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-04 23:48:28,613 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-04 23:48:28,632 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 23:48:28,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:28,642 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 23:48:28,646 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;@43ba69db, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=546 [2024-04-04 23:48:28,647 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 23:48:28,970 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:28,974 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:28,974 INFO L85 PathProgramCache]: Analyzing trace with hash 786472000, now seen corresponding path program 1 times [2024-04-04 23:48:28,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:28,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997688290] [2024-04-04 23:48:28,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:28,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:29,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:29,249 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-04-04 23:48:29,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:29,249 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997688290] [2024-04-04 23:48:29,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997688290] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 23:48:29,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 23:48:29,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 23:48:29,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456450673] [2024-04-04 23:48:29,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 23:48:29,256 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 23:48:29,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:29,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 23:48:29,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 23:48:29,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:29,390 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:29,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 64.5) internal successors, (129), 2 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:29,392 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:29,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:29,541 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 23:48:29,542 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:29,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:29,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1674842440, now seen corresponding path program 1 times [2024-04-04 23:48:29,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:29,543 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700530021] [2024-04-04 23:48:29,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:29,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:29,894 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-04-04 23:48:29,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:29,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700530021] [2024-04-04 23:48:29,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700530021] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 23:48:29,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 23:48:29,896 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 23:48:29,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316393574] [2024-04-04 23:48:29,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 23:48:29,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 23:48:29,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:29,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 23:48:29,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-04 23:48:29,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:29,936 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:29,937 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 18.0) internal successors, (126), 7 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:29,937 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:30,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:30,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:30,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 23:48:30,119 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:30,119 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:30,120 INFO L85 PathProgramCache]: Analyzing trace with hash 39445173, now seen corresponding path program 1 times [2024-04-04 23:48:30,120 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:30,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480678347] [2024-04-04 23:48:30,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:30,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:30,433 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-04-04 23:48:30,433 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:30,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480678347] [2024-04-04 23:48:30,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480678347] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:30,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [963862850] [2024-04-04 23:48:30,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:30,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:30,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:30,474 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:30,491 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-04 23:48:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:30,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-04 23:48:30,590 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:30,846 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-04-04 23:48:30,846 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:31,073 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 22 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-04-04 23:48:31,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [963862850] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:31,074 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:31,074 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 25 [2024-04-04 23:48:31,074 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191217901] [2024-04-04 23:48:31,074 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:31,075 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-04-04 23:48:31,075 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:31,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-04-04 23:48:31,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=484, Unknown=0, NotChecked=0, Total=600 [2024-04-04 23:48:31,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:31,156 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:31,157 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 9.2) internal successors, (230), 25 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:31,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:31,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:31,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:31,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:31,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:31,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:31,561 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-04-04 23:48:31,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-04-04 23:48:31,757 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:31,757 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:31,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1268905762, now seen corresponding path program 2 times [2024-04-04 23:48:31,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:31,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149187679] [2024-04-04 23:48:31,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:31,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:31,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 23 proven. 19 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-04-04 23:48:32,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:32,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149187679] [2024-04-04 23:48:32,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149187679] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:32,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1757329160] [2024-04-04 23:48:32,076 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 23:48:32,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:32,076 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:32,094 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:32,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-04 23:48:32,225 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 23:48:32,225 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:32,227 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 16 conjunts are in the unsatisfiable core [2024-04-04 23:48:32,238 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:32,629 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 20 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 23:48:32,629 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:33,099 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 35 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 23:48:33,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1757329160] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:33,100 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:33,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 17, 17] total 43 [2024-04-04 23:48:33,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979078286] [2024-04-04 23:48:33,100 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:33,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 43 states [2024-04-04 23:48:33,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:33,219 INFO L85 PathProgramCache]: Analyzing trace with hash -283676613, now seen corresponding path program 1 times [2024-04-04 23:48:33,220 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:33,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:33,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:33,442 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:33,442 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:33,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:33,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:33,575 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:33,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2024-04-04 23:48:33,590 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=1815, Unknown=0, NotChecked=0, Total=2070 [2024-04-04 23:48:33,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:33,590 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:33,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 43 states, 43 states have (on average 8.093023255813954) internal successors, (348), 43 states have internal predecessors, (348), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:33,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:33,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:33,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:33,591 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:34,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:34,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:34,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:34,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:34,197 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-04-04 23:48:34,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:34,393 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:34,393 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:34,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1649612548, now seen corresponding path program 3 times [2024-04-04 23:48:34,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:34,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274792404] [2024-04-04 23:48:34,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:34,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:34,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:34,700 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 23 proven. 52 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 23:48:34,701 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:34,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274792404] [2024-04-04 23:48:34,701 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274792404] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:34,701 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1827506318] [2024-04-04 23:48:34,701 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 23:48:34,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:34,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:34,702 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:34,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-04 23:48:34,942 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-04 23:48:34,943 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:34,944 INFO L262 TraceCheckSpWp]: Trace formula consists of 396 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-04 23:48:34,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:35,185 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 11 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2024-04-04 23:48:35,185 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:35,411 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 21 proven. 10 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-04-04 23:48:35,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1827506318] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:35,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:35,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 13, 12] total 35 [2024-04-04 23:48:35,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979649325] [2024-04-04 23:48:35,412 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:35,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2024-04-04 23:48:35,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:35,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2024-04-04 23:48:35,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=102, Invalid=1088, Unknown=0, NotChecked=0, Total=1190 [2024-04-04 23:48:35,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:35,489 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:35,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 8.942857142857143) internal successors, (313), 35 states have internal predecessors, (313), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:35,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:35,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:35,489 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:35,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:35,490 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:37,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:37,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:37,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:37,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:37,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:48:37,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2024-04-04 23:48:38,121 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:38,121 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:38,122 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:38,123 INFO L85 PathProgramCache]: Analyzing trace with hash 684060952, now seen corresponding path program 4 times [2024-04-04 23:48:38,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:38,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1765688598] [2024-04-04 23:48:38,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:38,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:38,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:38,494 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 36 proven. 97 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:38,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:38,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1765688598] [2024-04-04 23:48:38,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1765688598] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:38,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1845283667] [2024-04-04 23:48:38,494 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 23:48:38,495 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:38,495 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:38,496 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:38,524 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-04 23:48:38,602 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 23:48:38,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:38,603 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 22 conjunts are in the unsatisfiable core [2024-04-04 23:48:38,606 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:39,193 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 71 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-04 23:48:39,194 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:39,868 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 75 proven. 52 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-04 23:48:39,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1845283667] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:39,869 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:39,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 23, 23] total 60 [2024-04-04 23:48:39,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776326065] [2024-04-04 23:48:39,869 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:39,869 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 60 states [2024-04-04 23:48:39,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:39,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 60 interpolants. [2024-04-04 23:48:39,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=368, Invalid=3172, Unknown=0, NotChecked=0, Total=3540 [2024-04-04 23:48:39,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:39,954 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:39,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 60 states, 60 states have (on average 7.4) internal successors, (444), 60 states have internal predecessors, (444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:48:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:41,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:41,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:41,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:41,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:41,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:48:41,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:48:41,611 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-04-04 23:48:41,809 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,SelfDestructingSolverStorable7 [2024-04-04 23:48:41,809 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:41,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:41,809 INFO L85 PathProgramCache]: Analyzing trace with hash -1118765613, now seen corresponding path program 5 times [2024-04-04 23:48:41,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:41,810 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427256768] [2024-04-04 23:48:41,810 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:41,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:41,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:42,343 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 62 proven. 167 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:42,343 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:42,343 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427256768] [2024-04-04 23:48:42,344 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427256768] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:42,344 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [829361721] [2024-04-04 23:48:42,344 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 23:48:42,344 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:42,344 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:42,345 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:42,364 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-04-04 23:48:42,481 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2024-04-04 23:48:42,481 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:42,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 534 conjuncts, 32 conjunts are in the unsatisfiable core [2024-04-04 23:48:42,486 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:43,494 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 122 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 23:48:43,495 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:44,663 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 145 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 23:48:44,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [829361721] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:44,663 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:44,664 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 33, 33] total 85 [2024-04-04 23:48:44,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863312875] [2024-04-04 23:48:44,664 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:44,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 85 states [2024-04-04 23:48:44,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:44,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2024-04-04 23:48:44,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=789, Invalid=6351, Unknown=0, NotChecked=0, Total=7140 [2024-04-04 23:48:44,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:44,778 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:44,778 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 85 states, 85 states have (on average 6.788235294117647) internal successors, (577), 85 states have internal predecessors, (577), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:44,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:44,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:44,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:44,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:44,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:48:44,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:48:44,778 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:48:47,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:48:47,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:48:47,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2024-04-04 23:48:47,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:47,603 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:47,603 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:47,603 INFO L85 PathProgramCache]: Analyzing trace with hash 477285269, now seen corresponding path program 6 times [2024-04-04 23:48:47,603 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:47,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1526985673] [2024-04-04 23:48:47,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:47,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:47,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:48,309 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 96 proven. 378 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 23:48:48,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:48,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1526985673] [2024-04-04 23:48:48,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1526985673] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:48,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1523108539] [2024-04-04 23:48:48,310 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 23:48:48,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:48,310 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:48,311 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:48,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-04-04 23:48:48,647 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 10 check-sat command(s) [2024-04-04 23:48:48,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:48:48,651 INFO L262 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 42 conjunts are in the unsatisfiable core [2024-04-04 23:48:48,655 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 201 proven. 321 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:49,997 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:51,671 INFO L134 CoverageAnalysis]: Checked inductivity of 523 backedges. 225 proven. 297 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:48:51,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1523108539] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:51,672 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:51,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 43, 43] total 108 [2024-04-04 23:48:51,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [15167152] [2024-04-04 23:48:51,672 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:51,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-04-04 23:48:51,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:51,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-04-04 23:48:51,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1214, Invalid=10342, Unknown=0, NotChecked=0, Total=11556 [2024-04-04 23:48:51,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:51,827 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:51,827 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 6.111111111111111) internal successors, (660), 108 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:51,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:51,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:51,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:51,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:51,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:48:51,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:48:51,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:48:51,828 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:55,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:55,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:55,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:55,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:55,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:48:55,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:48:55,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:48:55,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:48:55,236 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-04-04 23:48:55,432 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,SelfDestructingSolverStorable9 [2024-04-04 23:48:55,432 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:48:55,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:48:55,433 INFO L85 PathProgramCache]: Analyzing trace with hash 108605328, now seen corresponding path program 7 times [2024-04-04 23:48:55,433 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:48:55,433 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515859056] [2024-04-04 23:48:55,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:48:55,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:48:55,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:56,271 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 138 proven. 508 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 23:48:56,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:48:56,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515859056] [2024-04-04 23:48:56,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515859056] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:48:56,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1748160975] [2024-04-04 23:48:56,272 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 23:48:56,272 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:48:56,272 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:48:56,273 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:48:56,274 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-04-04 23:48:56,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:48:56,427 INFO L262 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 46 conjunts are in the unsatisfiable core [2024-04-04 23:48:56,431 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:48:57,966 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 263 proven. 425 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-04 23:48:57,966 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:48:59,702 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 318 proven. 370 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-04 23:48:59,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1748160975] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:48:59,703 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:48:59,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 47, 47] total 120 [2024-04-04 23:48:59,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480540002] [2024-04-04 23:48:59,703 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:48:59,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 120 states [2024-04-04 23:48:59,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:48:59,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 120 interpolants. [2024-04-04 23:48:59,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1430, Invalid=12850, Unknown=0, NotChecked=0, Total=14280 [2024-04-04 23:48:59,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:59,864 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:48:59,865 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 120 states, 120 states have (on average 6.058333333333334) internal successors, (727), 120 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:48:59,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:48:59,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:48:59,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:48:59,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:48:59,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:48:59,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:48:59,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:48:59,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:48:59,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:03,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:49:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:49:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:49:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:49:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:03,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:49:03,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-04-04 23:49:03,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:49:03,832 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:49:03,832 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:49:03,833 INFO L85 PathProgramCache]: Analyzing trace with hash -764146549, now seen corresponding path program 8 times [2024-04-04 23:49:03,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:49:03,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1485652117] [2024-04-04 23:49:03,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:49:03,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:49:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:49:04,767 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 188 proven. 656 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 23:49:04,767 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:49:04,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1485652117] [2024-04-04 23:49:04,767 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1485652117] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:49:04,767 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1992553784] [2024-04-04 23:49:04,767 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 23:49:04,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:49:04,768 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:49:04,768 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:49:04,770 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-04-04 23:49:04,926 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 23:49:04,926 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:49:04,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 50 conjunts are in the unsatisfiable core [2024-04-04 23:49:04,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:49:06,661 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 397 proven. 481 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-04-04 23:49:06,661 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:49:08,750 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 427 proven. 451 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-04-04 23:49:08,751 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1992553784] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:49:08,751 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:49:08,751 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 51, 51] total 132 [2024-04-04 23:49:08,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386338953] [2024-04-04 23:49:08,751 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:49:08,752 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 132 states [2024-04-04 23:49:08,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:49:08,941 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 132 interpolants. [2024-04-04 23:49:08,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1719, Invalid=15573, Unknown=0, NotChecked=0, Total=17292 [2024-04-04 23:49:08,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:08,944 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:49:08,945 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 132 states, 132 states have (on average 5.962121212121212) internal successors, (787), 132 states have internal predecessors, (787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:49:08,945 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:49:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:49:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:49:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:49:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:13,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:49:13,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-04-04 23:49:13,258 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-04-04 23:49:13,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:49:13,454 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:49:13,454 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:49:13,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1786540678, now seen corresponding path program 9 times [2024-04-04 23:49:13,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:49:13,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [681076838] [2024-04-04 23:49:13,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:49:13,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:49:13,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:49:14,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1117 backedges. 246 proven. 822 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 23:49:14,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:49:14,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [681076838] [2024-04-04 23:49:14,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [681076838] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:49:14,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [472683453] [2024-04-04 23:49:14,581 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 23:49:14,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:49:14,581 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:49:14,582 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:49:14,584 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-04-04 23:49:14,836 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 9 check-sat command(s) [2024-04-04 23:49:14,836 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:49:14,840 INFO L262 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 38 conjunts are in the unsatisfiable core [2024-04-04 23:49:14,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:49:16,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1117 backedges. 57 proven. 520 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-04-04 23:49:16,441 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:49:18,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1117 backedges. 65 proven. 512 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-04-04 23:49:18,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [472683453] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:49:18,438 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:49:18,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39, 39, 39] total 113 [2024-04-04 23:49:18,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308374081] [2024-04-04 23:49:18,438 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:49:18,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 113 states [2024-04-04 23:49:18,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:49:18,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 113 interpolants. [2024-04-04 23:49:18,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=953, Invalid=11703, Unknown=0, NotChecked=0, Total=12656 [2024-04-04 23:49:18,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:18,596 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:49:18,597 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 113 states, 113 states have (on average 6.336283185840708) internal successors, (716), 113 states have internal predecessors, (716), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-04-04 23:49:18,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:34,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-04-04 23:49:34,896 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:49:34,905 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-04-04 23:49:35,097 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,SelfDestructingSolverStorable12 [2024-04-04 23:49:35,097 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:49:35,097 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:49:35,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1776520458, now seen corresponding path program 10 times [2024-04-04 23:49:35,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:49:35,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801528853] [2024-04-04 23:49:35,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:49:35,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:49:35,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:49:42,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2845 backedges. 1969 proven. 875 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:49:42,868 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:49:42,868 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801528853] [2024-04-04 23:49:42,868 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801528853] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:49:42,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [582587112] [2024-04-04 23:49:42,869 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 23:49:42,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:49:42,869 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:49:42,870 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:49:42,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-04-04 23:49:43,083 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 23:49:43,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:49:43,086 INFO L262 TraceCheckSpWp]: Trace formula consists of 750 conjuncts, 54 conjunts are in the unsatisfiable core [2024-04-04 23:49:43,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:49:46,471 INFO L134 CoverageAnalysis]: Checked inductivity of 2845 backedges. 1403 proven. 607 refuted. 0 times theorem prover too weak. 835 trivial. 0 not checked. [2024-04-04 23:49:46,471 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:49:50,422 INFO L134 CoverageAnalysis]: Checked inductivity of 2845 backedges. 1470 proven. 540 refuted. 0 times theorem prover too weak. 835 trivial. 0 not checked. [2024-04-04 23:49:50,422 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [582587112] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:49:50,422 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:49:50,422 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [125, 55, 55] total 227 [2024-04-04 23:49:50,422 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626489212] [2024-04-04 23:49:50,423 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:49:50,423 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 227 states [2024-04-04 23:49:50,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:49:50,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 227 interpolants. [2024-04-04 23:49:50,962 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3856, Invalid=47446, Unknown=0, NotChecked=0, Total=51302 [2024-04-04 23:49:50,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:50,963 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:49:50,963 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 227 states, 227 states have (on average 4.308370044052864) internal successors, (978), 227 states have internal predecessors, (978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-04-04 23:49:50,963 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:49:50,964 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:53,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:49:53,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-04 23:49:53,421 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2024-04-04 23:49:53,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:49:53,617 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:49:53,617 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:49:53,618 INFO L85 PathProgramCache]: Analyzing trace with hash 868583139, now seen corresponding path program 11 times [2024-04-04 23:49:53,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:49:53,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646778132] [2024-04-04 23:49:53,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:49:53,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:49:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:50:01,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2942 backedges. 1969 proven. 972 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:50:01,192 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:50:01,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646778132] [2024-04-04 23:50:01,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646778132] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:50:01,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [456006002] [2024-04-04 23:50:01,193 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 23:50:01,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:50:01,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:50:01,194 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:50:01,196 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-04-04 23:50:01,537 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 17 check-sat command(s) [2024-04-04 23:50:01,537 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:50:01,542 INFO L262 TraceCheckSpWp]: Trace formula consists of 1222 conjuncts, 58 conjunts are in the unsatisfiable core [2024-04-04 23:50:01,547 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:50:05,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2942 backedges. 2226 proven. 637 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-04-04 23:50:05,139 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:50:09,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2942 backedges. 2226 proven. 637 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-04-04 23:50:09,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [456006002] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:50:09,356 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:50:09,356 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [127, 59, 59] total 237 [2024-04-04 23:50:09,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758089718] [2024-04-04 23:50:09,357 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:50:09,357 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 237 states [2024-04-04 23:50:09,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:50:10,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 237 interpolants. [2024-04-04 23:50:10,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4322, Invalid=51610, Unknown=0, NotChecked=0, Total=55932 [2024-04-04 23:50:10,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:10,124 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:50:10,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 237 states, 237 states have (on average 5.270042194092827) internal successors, (1249), 237 states have internal predecessors, (1249), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-04 23:50:10,125 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:12,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:12,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:12,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:12,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:50:12,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:50:12,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:50:12,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:50:12,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:50:12,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:50:12,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 129 states. [2024-04-04 23:50:12,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:50:12,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-04-04 23:50:12,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:50:12,592 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-04-04 23:50:12,783 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,SelfDestructingSolverStorable14 [2024-04-04 23:50:12,784 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:50:12,784 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:50:12,784 INFO L85 PathProgramCache]: Analyzing trace with hash 1879465424, now seen corresponding path program 12 times [2024-04-04 23:50:12,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:50:12,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227429210] [2024-04-04 23:50:12,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:50:12,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:50:12,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:50:20,578 INFO L134 CoverageAnalysis]: Checked inductivity of 3047 backedges. 1969 proven. 1077 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 23:50:20,578 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:50:20,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227429210] [2024-04-04 23:50:20,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227429210] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:50:20,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320873706] [2024-04-04 23:50:20,579 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 23:50:20,579 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:50:20,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:50:20,580 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:50:20,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-04-04 23:50:21,446 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 17 check-sat command(s) [2024-04-04 23:50:21,446 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:50:21,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 1236 conjuncts, 70 conjunts are in the unsatisfiable core [2024-04-04 23:50:21,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:50:26,761 INFO L134 CoverageAnalysis]: Checked inductivity of 3047 backedges. 128 proven. 2176 refuted. 0 times theorem prover too weak. 743 trivial. 0 not checked. [2024-04-04 23:50:26,761 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:50:28,444 INFO L134 CoverageAnalysis]: Checked inductivity of 3047 backedges. 491 proven. 91 refuted. 0 times theorem prover too weak. 2465 trivial. 0 not checked. [2024-04-04 23:50:28,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320873706] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:50:28,444 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:50:28,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [129, 71, 17] total 213 [2024-04-04 23:50:28,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181722330] [2024-04-04 23:50:28,445 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:50:28,445 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 213 states [2024-04-04 23:50:28,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:50:28,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 213 interpolants. [2024-04-04 23:50:28,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2235, Invalid=42921, Unknown=0, NotChecked=0, Total=45156 [2024-04-04 23:50:28,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:28,905 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:50:28,905 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 213 states, 213 states have (on average 4.384976525821596) internal successors, (934), 213 states have internal predecessors, (934), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 86 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 116 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 129 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:50:28,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:50:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:50:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:50:58,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:50:58,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:50:58,786 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-04-04 23:50:58,978 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,SelfDestructingSolverStorable15 [2024-04-04 23:50:58,979 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:50:58,979 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:50:58,979 INFO L85 PathProgramCache]: Analyzing trace with hash 222346887, now seen corresponding path program 13 times [2024-04-04 23:50:58,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:50:58,979 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [380659563] [2024-04-04 23:50:58,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:50:58,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:50:59,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:51:09,662 INFO L134 CoverageAnalysis]: Checked inductivity of 4105 backedges. 2615 proven. 1488 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 23:51:09,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:51:09,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [380659563] [2024-04-04 23:51:09,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [380659563] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:51:09,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1116756459] [2024-04-04 23:51:09,663 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 23:51:09,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:51:09,663 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:51:09,665 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:51:09,666 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-04-04 23:51:09,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:51:09,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 1394 conjuncts, 66 conjunts are in the unsatisfiable core [2024-04-04 23:51:09,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:51:14,797 INFO L134 CoverageAnalysis]: Checked inductivity of 4105 backedges. 2063 proven. 897 refuted. 0 times theorem prover too weak. 1145 trivial. 0 not checked. [2024-04-04 23:51:14,797 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:51:20,390 INFO L134 CoverageAnalysis]: Checked inductivity of 4105 backedges. 2105 proven. 855 refuted. 0 times theorem prover too weak. 1145 trivial. 0 not checked. [2024-04-04 23:51:20,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1116756459] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:51:20,390 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:51:20,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [149, 67, 67] total 275 [2024-04-04 23:51:20,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886022557] [2024-04-04 23:51:20,391 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:51:20,392 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 275 states [2024-04-04 23:51:20,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:51:21,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 275 interpolants. [2024-04-04 23:51:21,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5608, Invalid=69742, Unknown=0, NotChecked=0, Total=75350 [2024-04-04 23:51:21,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:21,140 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:51:21,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 275 states, 275 states have (on average 4.2290909090909095) internal successors, (1163), 275 states have internal predecessors, (1163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:51:21,141 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:51:21,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:51:21,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:51:21,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:51:21,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:51:21,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:51:24,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:51:24,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:51:24,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2024-04-04 23:51:24,778 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,SelfDestructingSolverStorable16 [2024-04-04 23:51:24,779 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:51:24,779 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:51:24,779 INFO L85 PathProgramCache]: Analyzing trace with hash -254933068, now seen corresponding path program 14 times [2024-04-04 23:51:24,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:51:24,779 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1150510414] [2024-04-04 23:51:24,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:51:24,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:51:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:51:35,734 INFO L134 CoverageAnalysis]: Checked inductivity of 4226 backedges. 2615 proven. 1609 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 23:51:35,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:51:35,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1150510414] [2024-04-04 23:51:35,735 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1150510414] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:51:35,735 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56832280] [2024-04-04 23:51:35,735 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 23:51:35,735 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:51:35,735 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:51:35,736 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:51:35,736 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-04-04 23:51:36,017 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 23:51:36,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:51:36,022 INFO L262 TraceCheckSpWp]: Trace formula consists of 1408 conjuncts, 70 conjunts are in the unsatisfiable core [2024-04-04 23:51:36,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:51:41,369 INFO L134 CoverageAnalysis]: Checked inductivity of 4226 backedges. 2142 proven. 1067 refuted. 0 times theorem prover too weak. 1017 trivial. 0 not checked. [2024-04-04 23:51:41,369 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:51:47,703 INFO L134 CoverageAnalysis]: Checked inductivity of 4226 backedges. 2233 proven. 976 refuted. 0 times theorem prover too weak. 1017 trivial. 0 not checked. [2024-04-04 23:51:47,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56832280] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:51:47,703 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:51:47,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [151, 71, 71] total 285 [2024-04-04 23:51:47,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [508541177] [2024-04-04 23:51:47,704 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:51:47,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 285 states [2024-04-04 23:51:47,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:51:48,429 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 285 interpolants. [2024-04-04 23:51:48,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6005, Invalid=74935, Unknown=0, NotChecked=0, Total=80940 [2024-04-04 23:51:48,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:48,433 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:51:48,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 285 states, 285 states have (on average 4.249122807017544) internal successors, (1211), 285 states have internal predecessors, (1211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:51:48,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:48,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:51:48,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:52,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:51:52,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:51:52,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:51:52,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:51:52,322 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Ended with exit code 0 [2024-04-04 23:51:52,514 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,SelfDestructingSolverStorable17 [2024-04-04 23:51:52,516 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:51:52,516 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:51:52,517 INFO L85 PathProgramCache]: Analyzing trace with hash -1962290207, now seen corresponding path program 15 times [2024-04-04 23:51:52,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:51:52,517 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [990354081] [2024-04-04 23:51:52,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:51:52,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:51:52,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:52:03,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4355 backedges. 2615 proven. 1738 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 23:52:03,715 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:52:03,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [990354081] [2024-04-04 23:52:03,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [990354081] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:52:03,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1161687968] [2024-04-04 23:52:03,715 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 23:52:03,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:52:03,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:52:03,716 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:52:03,717 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-04-04 23:52:05,368 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 20 check-sat command(s) [2024-04-04 23:52:05,368 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:52:05,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 1422 conjuncts, 86 conjunts are in the unsatisfiable core [2024-04-04 23:52:05,384 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:52:10,957 INFO L134 CoverageAnalysis]: Checked inductivity of 4355 backedges. 3234 proven. 1105 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:52:10,957 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:52:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 4355 backedges. 3114 proven. 1234 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-04 23:52:17,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1161687968] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:52:17,872 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:52:17,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [153, 77, 80] total 303 [2024-04-04 23:52:17,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647866703] [2024-04-04 23:52:17,873 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:52:17,874 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 303 states [2024-04-04 23:52:17,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:52:18,615 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 303 interpolants. [2024-04-04 23:52:18,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7000, Invalid=84506, Unknown=0, NotChecked=0, Total=91506 [2024-04-04 23:52:18,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:18,619 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:52:18,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 303 states, 303 states have (on average 5.306930693069307) internal successors, (1608), 303 states have internal predecessors, (1608), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:52:18,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:18,619 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:52:18,620 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:52:22,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:52:22,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:52:22,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:22,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:22,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:52:22,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:52:22,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:52:22,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:52:22,820 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-04-04 23:52:23,013 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:52:23,013 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:52:23,013 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:52:23,013 INFO L85 PathProgramCache]: Analyzing trace with hash -1581189829, now seen corresponding path program 16 times [2024-04-04 23:52:23,014 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:52:23,014 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [571779571] [2024-04-04 23:52:23,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:52:23,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:52:23,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:52:27,140 INFO L134 CoverageAnalysis]: Checked inductivity of 4637 backedges. 3049 proven. 1572 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:52:27,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:52:27,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [571779571] [2024-04-04 23:52:27,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [571779571] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:52:27,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1848964577] [2024-04-04 23:52:27,140 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 23:52:27,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:52:27,140 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:52:27,142 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:52:27,143 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-04-04 23:52:27,373 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 23:52:27,374 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:52:27,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 906 conjuncts, 82 conjunts are in the unsatisfiable core [2024-04-04 23:52:27,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:52:31,278 INFO L134 CoverageAnalysis]: Checked inductivity of 4637 backedges. 2421 proven. 1441 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2024-04-04 23:52:31,278 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:52:36,340 INFO L134 CoverageAnalysis]: Checked inductivity of 4637 backedges. 2475 proven. 1387 refuted. 0 times theorem prover too weak. 775 trivial. 0 not checked. [2024-04-04 23:52:36,341 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1848964577] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:52:36,341 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:52:36,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 83, 83] total 241 [2024-04-04 23:52:36,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318640372] [2024-04-04 23:52:36,341 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:52:36,342 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 241 states [2024-04-04 23:52:36,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:52:37,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 241 interpolants. [2024-04-04 23:52:37,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6010, Invalid=51830, Unknown=0, NotChecked=0, Total=57840 [2024-04-04 23:52:37,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:37,240 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:52:37,241 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 241 states, 241 states have (on average 5.423236514522822) internal successors, (1307), 241 states have internal predecessors, (1307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:52:37,241 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:52:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:52:41,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:52:41,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:52:41,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:52:41,291 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-04-04 23:52:41,484 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:52:41,484 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:52:41,485 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:52:41,485 INFO L85 PathProgramCache]: Analyzing trace with hash -1261024664, now seen corresponding path program 17 times [2024-04-04 23:52:41,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:52:41,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1481704748] [2024-04-04 23:52:41,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:52:41,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:52:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:52:45,671 INFO L134 CoverageAnalysis]: Checked inductivity of 4790 backedges. 1599 proven. 3184 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-04 23:52:45,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:52:45,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1481704748] [2024-04-04 23:52:45,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1481704748] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:52:45,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [730851136] [2024-04-04 23:52:45,671 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 23:52:45,671 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:52:45,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:52:45,695 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:52:45,695 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-04-04 23:52:46,321 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 21 check-sat command(s) [2024-04-04 23:52:46,322 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:52:46,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 1464 conjuncts, 82 conjunts are in the unsatisfiable core [2024-04-04 23:52:46,336 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:52:50,790 INFO L134 CoverageAnalysis]: Checked inductivity of 4790 backedges. 1726 proven. 3057 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-04 23:52:50,790 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:52:54,607 INFO L134 CoverageAnalysis]: Checked inductivity of 4790 backedges. 1879 proven. 2904 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-04 23:52:54,607 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [730851136] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:52:54,607 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:52:54,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 83, 83] total 204 [2024-04-04 23:52:54,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866981861] [2024-04-04 23:52:54,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:52:54,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 204 states [2024-04-04 23:52:54,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:52:55,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 204 interpolants. [2024-04-04 23:52:55,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5661, Invalid=35751, Unknown=0, NotChecked=0, Total=41412 [2024-04-04 23:52:55,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:55,585 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:52:55,586 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 204 states, 204 states have (on average 6.421568627450981) internal successors, (1310), 204 states have internal predecessors, (1310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:52:55,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:53:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:53:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:53:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:53:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:53:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:53:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:53:01,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:53:01,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:53:01,427 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-04-04 23:53:01,630 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-04-04 23:53:01,631 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:53:01,631 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:53:01,631 INFO L85 PathProgramCache]: Analyzing trace with hash 559916370, now seen corresponding path program 18 times [2024-04-04 23:53:01,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:53:01,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165004783] [2024-04-04 23:53:01,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:53:01,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:53:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:53:17,057 INFO L134 CoverageAnalysis]: Checked inductivity of 5897 backedges. 3614 proven. 2281 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 23:53:17,058 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:53:17,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165004783] [2024-04-04 23:53:17,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1165004783] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:53:17,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1336426808] [2024-04-04 23:53:17,058 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 23:53:17,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:53:17,058 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:53:17,059 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:53:17,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-04-04 23:53:18,593 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s) [2024-04-04 23:53:18,593 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:53:18,608 INFO L262 TraceCheckSpWp]: Trace formula consists of 1608 conjuncts, 96 conjunts are in the unsatisfiable core [2024-04-04 23:53:18,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:53:26,195 INFO L134 CoverageAnalysis]: Checked inductivity of 5897 backedges. 4192 proven. 1689 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:53:26,195 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:53:35,143 INFO L134 CoverageAnalysis]: Checked inductivity of 5897 backedges. 4341 proven. 1540 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:53:35,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1336426808] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:53:35,144 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:53:35,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [177, 91, 91] total 352 [2024-04-04 23:53:35,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662724444] [2024-04-04 23:53:35,144 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:53:35,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 352 states [2024-04-04 23:53:35,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:53:36,050 INFO L85 PathProgramCache]: Analyzing trace with hash -785910841, now seen corresponding path program 1 times [2024-04-04 23:53:36,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:53:36,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:53:36,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:53:42,443 INFO L134 CoverageAnalysis]: Checked inductivity of 6103 backedges. 4237 proven. 1808 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-04-04 23:53:42,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:53:42,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:53:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:53:48,517 INFO L134 CoverageAnalysis]: Checked inductivity of 6103 backedges. 4237 proven. 1808 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2024-04-04 23:53:48,641 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 352 interpolants. [2024-04-04 23:53:48,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9732, Invalid=116648, Unknown=0, NotChecked=0, Total=126380 [2024-04-04 23:53:48,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:48,647 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:53:48,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 352 states, 352 states have (on average 5.230113636363637) internal successors, (1841), 352 states have internal predecessors, (1841), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:53:48,649 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:53:53,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:53:53,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:53:53,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:53:53,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:53:53,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:53:53,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:53:53,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:53:53,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:53:53,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-04-04 23:53:54,162 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,SelfDestructingSolverStorable22,SelfDestructingSolverStorable23,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:53:54,167 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:53:54,167 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:53:54,168 INFO L85 PathProgramCache]: Analyzing trace with hash 1963256729, now seen corresponding path program 19 times [2024-04-04 23:53:54,168 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:53:54,168 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [975218905] [2024-04-04 23:53:54,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:53:54,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:53:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:53:59,675 INFO L134 CoverageAnalysis]: Checked inductivity of 6404 backedges. 2118 proven. 4279 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-04-04 23:53:59,675 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:53:59,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [975218905] [2024-04-04 23:53:59,675 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [975218905] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:53:59,675 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [307790549] [2024-04-04 23:53:59,675 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 23:53:59,675 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:53:59,675 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:53:59,676 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:53:59,677 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2024-04-04 23:54:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:54:00,030 INFO L262 TraceCheckSpWp]: Trace formula consists of 1650 conjuncts, 98 conjunts are in the unsatisfiable core [2024-04-04 23:54:00,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:54:05,992 INFO L134 CoverageAnalysis]: Checked inductivity of 6404 backedges. 3340 proven. 2113 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2024-04-04 23:54:05,993 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:54:13,420 INFO L134 CoverageAnalysis]: Checked inductivity of 6404 backedges. 3406 proven. 2047 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2024-04-04 23:54:13,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [307790549] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:54:13,420 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:54:13,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 99, 99] total 288 [2024-04-04 23:54:13,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559355165] [2024-04-04 23:54:13,421 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:54:13,422 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 288 states [2024-04-04 23:54:13,422 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:54:14,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 288 interpolants. [2024-04-04 23:54:14,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6903, Invalid=75753, Unknown=0, NotChecked=0, Total=82656 [2024-04-04 23:54:14,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:54:14,272 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:54:14,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 288 states, 288 states have (on average 5.461805555555555) internal successors, (1573), 288 states have internal predecessors, (1573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:54:14,273 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:54:14,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:54:14,274 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:54:33,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:54:33,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:54:33,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:54:33,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:54:33,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:54:33,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:54:33,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:54:33,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:54:33,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 23:54:33,310 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Ended with exit code 0 [2024-04-04 23:54:33,501 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,SelfDestructingSolverStorable24 [2024-04-04 23:54:33,502 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:54:33,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:54:33,502 INFO L85 PathProgramCache]: Analyzing trace with hash -15859344, now seen corresponding path program 20 times [2024-04-04 23:54:33,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:54:33,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81677585] [2024-04-04 23:54:33,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:54:33,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:54:33,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:54:40,146 INFO L134 CoverageAnalysis]: Checked inductivity of 7858 backedges. 5494 proven. 2348 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:54:40,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:54:40,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81677585] [2024-04-04 23:54:40,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81677585] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:54:40,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1182386458] [2024-04-04 23:54:40,147 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 23:54:40,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:54:40,147 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:54:40,152 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:54:40,153 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2024-04-04 23:54:40,519 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 23:54:40,520 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:54:40,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 1808 conjuncts, 102 conjunts are in the unsatisfiable core [2024-04-04 23:54:40,534 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:54:46,284 INFO L134 CoverageAnalysis]: Checked inductivity of 7858 backedges. 4052 proven. 2371 refuted. 0 times theorem prover too weak. 1435 trivial. 0 not checked. [2024-04-04 23:54:46,284 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:54:53,977 INFO L134 CoverageAnalysis]: Checked inductivity of 7858 backedges. 4191 proven. 2232 refuted. 0 times theorem prover too weak. 1435 trivial. 0 not checked. [2024-04-04 23:54:53,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1182386458] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:54:53,977 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:54:53,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 103, 103] total 301 [2024-04-04 23:54:53,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942073457] [2024-04-04 23:54:53,978 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:54:53,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 301 states [2024-04-04 23:54:53,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:54:55,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 301 interpolants. [2024-04-04 23:54:55,237 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8913, Invalid=81387, Unknown=0, NotChecked=0, Total=90300 [2024-04-04 23:54:55,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:54:55,237 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:54:55,238 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 301 states, 301 states have (on average 5.401993355481728) internal successors, (1626), 301 states have internal predecessors, (1626), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 23:54:55,238 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:55:00,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:55:00,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:55:00,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:55:00,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:55:00,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 23:55:00,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2024-04-04 23:55:00,924 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2024-04-04 23:55:01,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-04-04 23:55:01,116 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2024-04-04 23:55:01,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:55:01,116 INFO L85 PathProgramCache]: Analyzing trace with hash -497930723, now seen corresponding path program 21 times [2024-04-04 23:55:01,116 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:55:01,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483024237] [2024-04-04 23:55:01,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:55:01,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:55:01,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:55:08,240 INFO L134 CoverageAnalysis]: Checked inductivity of 8051 backedges. 5365 proven. 2670 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:55:08,241 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:55:08,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483024237] [2024-04-04 23:55:08,241 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483024237] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:55:08,241 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1817582522] [2024-04-04 23:55:08,241 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 23:55:08,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:55:08,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:55:08,242 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 23:55:08,243 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2024-04-04 23:55:14,467 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 26 check-sat command(s) [2024-04-04 23:55:14,467 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:55:14,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 1822 conjuncts, 150 conjunts are in the unsatisfiable core [2024-04-04 23:55:14,500 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:55:21,838 INFO L134 CoverageAnalysis]: Checked inductivity of 8051 backedges. 5306 proven. 2739 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 23:55:21,838 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:55:31,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8051 backedges. 2952 proven. 5099 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 23:55:31,850 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1817582522] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:55:31,850 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:55:31,850 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [108, 114, 121] total 338 [2024-04-04 23:55:31,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795412825] [2024-04-04 23:55:31,850 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:55:31,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 338 states [2024-04-04 23:55:31,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:55:32,895 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 338 interpolants. [2024-04-04 23:55:32,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10778, Invalid=103128, Unknown=0, NotChecked=0, Total=113906 [2024-04-04 23:55:32,900 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:55:32,900 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:55:32,901 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 338 states, 338 states have (on average 6.390532544378698) internal successors, (2160), 338 states have internal predecessors, (2160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:55:32,901 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:55:32,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:55:32,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:55:32,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:55:32,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:55:32,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:55:32,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 23:55:32,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2024-04-04 23:55:32,902 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:55:44,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:55:44,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:55:44,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:55:44,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2024-04-04 23:55:44,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-04-04 23:55:44,953 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2024-04-04 23:55:45,140 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,SelfDestructingSolverStorable26 [2024-04-04 23:55:45,140 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)] === [2024-04-04 23:55:45,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:55:45,140 INFO L85 PathProgramCache]: Analyzing trace with hash -954167177, now seen corresponding path program 22 times [2024-04-04 23:55:45,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:55:45,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210172440] [2024-04-04 23:55:45,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:55:45,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:55:45,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:55:52,603 INFO L134 CoverageAnalysis]: Checked inductivity of 8461 backedges. 2709 proven. 5737 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-04-04 23:55:52,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:55:52,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210172440] [2024-04-04 23:55:52,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210172440] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:55:52,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [438803895] [2024-04-04 23:55:52,604 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 23:55:52,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:55:52,604 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:55:52,605 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) [2024-04-04 23:55:52,607 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2024-04-04 23:55:52,922 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 23:55:52,922 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:55:52,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 1146 conjuncts, 114 conjunts are in the unsatisfiable core [2024-04-04 23:55:52,935 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:56:00,572 INFO L134 CoverageAnalysis]: Checked inductivity of 8461 backedges. 4403 proven. 2913 refuted. 0 times theorem prover too weak. 1145 trivial. 0 not checked. [2024-04-04 23:56:00,572 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:56:10,098 INFO L134 CoverageAnalysis]: Checked inductivity of 8461 backedges. 4481 proven. 2835 refuted. 0 times theorem prover too weak. 1145 trivial. 0 not checked. [2024-04-04 23:56:10,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [438803895] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:56:10,099 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:56:10,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [107, 115, 115] total 332 [2024-04-04 23:56:10,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834099183] [2024-04-04 23:56:10,099 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:56:10,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 332 states [2024-04-04 23:56:10,100 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:56:11,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 332 interpolants. [2024-04-04 23:56:11,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9203, Invalid=100689, Unknown=0, NotChecked=0, Total=109892 [2024-04-04 23:56:11,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:56:11,137 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:56:11,138 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 332 states, 332 states have (on average 5.385542168674699) internal successors, (1788), 332 states have internal predecessors, (1788), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:56:11,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:56:11,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:56:11,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:56:11,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 23:56:11,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2024-04-04 23:56:11,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-04-04 23:56:11,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:56:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:56:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:56:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:56:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:56:34,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-04-04 23:56:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 360 states. [2024-04-04 23:56:34,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2024-04-04 23:56:35,028 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,SelfDestructingSolverStorable27 [2024-04-04 23:56:35,029 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)] === [2024-04-04 23:56:35,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:56:35,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1832025102, now seen corresponding path program 23 times [2024-04-04 23:56:35,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:56:35,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1396112122] [2024-04-04 23:56:35,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:56:35,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:56:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:56:44,210 INFO L134 CoverageAnalysis]: Checked inductivity of 10109 backedges. 6766 proven. 3327 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 23:56:44,211 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:56:44,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1396112122] [2024-04-04 23:56:44,211 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1396112122] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:56:44,211 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [500074503] [2024-04-04 23:56:44,211 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 23:56:44,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:56:44,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:56:44,212 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) [2024-04-04 23:56:44,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2024-04-04 23:56:45,771 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 29 check-sat command(s) [2024-04-04 23:56:45,771 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 23:56:45,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 2008 conjuncts, 174 conjunts are in the unsatisfiable core [2024-04-04 23:56:45,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 23:56:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 10109 backedges. 6760 proven. 3349 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 23:56:59,372 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 23:57:18,763 INFO L134 CoverageAnalysis]: Checked inductivity of 10109 backedges. 7057 proven. 3052 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 23:57:18,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [500074503] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 23:57:18,764 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 23:57:18,764 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [120, 175, 175] total 460 [2024-04-04 23:57:18,764 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1154053213] [2024-04-04 23:57:18,764 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 23:57:18,766 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 460 states [2024-04-04 23:57:18,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 23:57:20,175 INFO L85 PathProgramCache]: Analyzing trace with hash 913405323, now seen corresponding path program 2 times [2024-04-04 23:57:20,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:57:20,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:57:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:57:26,853 INFO L134 CoverageAnalysis]: Checked inductivity of 10855 backedges. 6330 proven. 4453 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-04-04 23:57:26,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:57:26,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:57:26,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:57:32,519 INFO L134 CoverageAnalysis]: Checked inductivity of 10855 backedges. 6330 proven. 4453 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2024-04-04 23:57:32,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 460 interpolants. [2024-04-04 23:57:32,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26262, Invalid=193230, Unknown=0, NotChecked=0, Total=219492 [2024-04-04 23:57:32,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:32,670 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 23:57:32,671 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 460 states, 460 states have (on average 5.121739130434783) internal successors, (2356), 460 states have internal predecessors, (2356), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 23:57:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:57:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:57:32,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 360 states. [2024-04-04 23:57:32,672 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 121 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 134 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 254 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:57:54,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 395 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 77 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 145 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 112 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 164 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 360 states. [2024-04-04 23:57:54,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 210 states. [2024-04-04 23:57:54,111 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Ended with exit code 0 [2024-04-04 23:57:54,301 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30,SelfDestructingSolverStorable28,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:57:54,302 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)] === [2024-04-04 23:57:54,302 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 23:57:54,302 INFO L85 PathProgramCache]: Analyzing trace with hash 229563623, now seen corresponding path program 24 times [2024-04-04 23:57:54,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 23:57:54,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593054132] [2024-04-04 23:57:54,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 23:57:54,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 23:57:54,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 23:58:05,423 INFO L134 CoverageAnalysis]: Checked inductivity of 19882 backedges. 3372 proven. 13255 refuted. 0 times theorem prover too weak. 3255 trivial. 0 not checked. [2024-04-04 23:58:05,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 23:58:05,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593054132] [2024-04-04 23:58:05,427 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593054132] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 23:58:05,427 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [423152942] [2024-04-04 23:58:05,428 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 23:58:05,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 23:58:05,428 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 23:58:05,429 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) [2024-04-04 23:58:05,430 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 00:00:28,902 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 57 check-sat command(s) [2024-04-05 00:00:28,903 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 00:00:29,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 2400 conjuncts, 172 conjunts are in the unsatisfiable core [2024-04-05 00:00:29,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 00:00:49,598 INFO L134 CoverageAnalysis]: Checked inductivity of 19882 backedges. 192 proven. 6865 refuted. 0 times theorem prover too weak. 12825 trivial. 0 not checked. [2024-04-05 00:00:49,599 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 00:01:16,894 INFO L134 CoverageAnalysis]: Checked inductivity of 19882 backedges. 5954 proven. 1103 refuted. 0 times theorem prover too weak. 12825 trivial. 0 not checked. [2024-04-05 00:01:16,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [423152942] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-05 00:01:16,895 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-05 00:01:16,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [119, 173, 147] total 435 [2024-04-05 00:01:16,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984250087] [2024-04-05 00:01:16,896 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-05 00:01:16,897 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 435 states [2024-04-05 00:01:16,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 00:01:18,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 435 interpolants. [2024-04-05 00:01:18,086 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11745, Invalid=177045, Unknown=0, NotChecked=0, Total=188790 [2024-04-05 00:01:18,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:01:18,086 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 00:01:18,087 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 435 states, 435 states have (on average 4.485057471264367) internal successors, (1951), 435 states have internal predecessors, (1951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 91 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 121 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 134 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 254 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 395 states. [2024-04-05 00:01:18,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 77 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 145 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 112 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 164 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 360 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 210 states. [2024-04-05 00:01:18,088 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-05 00:01:50,078 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 00:01:50,078 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-05 00:01:50,078 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 00:01:50,125 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 00:01:50,290 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,SelfDestructingSolverStorable31 [2024-04-05 00:01:50,291 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 607 known predicates. [2024-04-05 00:01:50,293 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-05 00:01:50,293 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-05 00:01:50,293 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-05 00:01:50,293 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-05 00:01:50,296 INFO L445 BasicCegarLoop]: Path program histogram: [24, 2, 1, 1, 1] [2024-04-05 00:01:50,299 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 00:01:50,299 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 00:01:50,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 12:01:50 BasicIcfg [2024-04-05 00:01:50,301 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 00:01:50,301 INFO L158 Benchmark]: Toolchain (without parser) took 802635.08ms. Allocated memory was 283.1MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 211.6MB in the beginning and 273.0MB in the end (delta: -61.4MB). Peak memory consumption was 1.6GB. Max. memory is 8.0GB. [2024-04-05 00:01:50,301 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 170.9MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 00:01:50,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 209.04ms. Allocated memory is still 283.1MB. Free memory was 211.6MB in the beginning and 199.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-04-05 00:01:50,302 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.98ms. Allocated memory is still 283.1MB. Free memory was 199.5MB in the beginning and 197.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 00:01:50,302 INFO L158 Benchmark]: Boogie Preprocessor took 37.28ms. Allocated memory is still 283.1MB. Free memory was 197.4MB in the beginning and 195.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-05 00:01:50,302 INFO L158 Benchmark]: RCFGBuilder took 527.10ms. Allocated memory is still 283.1MB. Free memory was 195.3MB in the beginning and 155.5MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. [2024-04-05 00:01:50,302 INFO L158 Benchmark]: TraceAbstraction took 801815.31ms. Allocated memory was 283.1MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 153.9MB in the beginning and 273.0MB in the end (delta: -119.1MB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. [2024-04-05 00:01:50,303 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 170.9MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 209.04ms. Allocated memory is still 283.1MB. Free memory was 211.6MB in the beginning and 199.5MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 41.98ms. Allocated memory is still 283.1MB. Free memory was 199.5MB in the beginning and 197.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 37.28ms. Allocated memory is still 283.1MB. Free memory was 197.4MB in the beginning and 195.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 527.10ms. Allocated memory is still 283.1MB. Free memory was 195.3MB in the beginning and 155.5MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 8.0GB. * TraceAbstraction took 801815.31ms. Allocated memory was 283.1MB in the beginning and 1.9GB in the end (delta: 1.6GB). Free memory was 153.9MB in the beginning and 273.0MB in the end (delta: -119.1MB). Peak memory consumption was 1.5GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 316843, independent: 279952, independent conditional: 279952, independent unconditional: 0, dependent: 36891, dependent conditional: 36890, dependent unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 280992, independent: 279952, independent conditional: 279952, independent unconditional: 0, dependent: 1040, dependent conditional: 1040, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 280992, independent: 279952, independent conditional: 279952, independent unconditional: 0, dependent: 1040, dependent conditional: 1040, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 280992, independent: 279952, independent conditional: 279952, independent unconditional: 0, dependent: 1040, dependent conditional: 1040, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 290228, independent: 279952, independent conditional: 47504, independent unconditional: 232448, dependent: 10276, dependent conditional: 8216, dependent unconditional: 2060, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 290228, independent: 279952, independent conditional: 47068, independent unconditional: 232884, dependent: 10276, dependent conditional: 556, dependent unconditional: 9720, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 290228, independent: 279952, independent conditional: 47068, independent unconditional: 232884, dependent: 10276, dependent conditional: 556, dependent unconditional: 9720, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1064, independent: 1039, independent conditional: 55, independent unconditional: 984, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1064, independent: 1036, independent conditional: 0, independent unconditional: 1036, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 95, dependent conditional: 42, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 290228, independent: 278913, independent conditional: 47013, independent unconditional: 231900, dependent: 10251, dependent conditional: 537, dependent unconditional: 9714, unknown: 1064, unknown conditional: 74, unknown unconditional: 990] , Statistics on independence cache: Total cache size (in pairs): 1064, Positive cache size: 1039, Positive conditional cache size: 55, Positive unconditional cache size: 984, Negative cache size: 25, Negative conditional cache size: 19, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8096, Maximal queried relation: 13, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 290228, independent: 279952, independent conditional: 47504, independent unconditional: 232448, dependent: 10276, dependent conditional: 8216, dependent unconditional: 2060, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 290228, independent: 279952, independent conditional: 47068, independent unconditional: 232884, dependent: 10276, dependent conditional: 556, dependent unconditional: 9720, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 290228, independent: 279952, independent conditional: 47068, independent unconditional: 232884, dependent: 10276, dependent conditional: 556, dependent unconditional: 9720, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1064, independent: 1039, independent conditional: 55, independent unconditional: 984, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1064, independent: 1036, independent conditional: 0, independent unconditional: 1036, dependent: 28, dependent conditional: 0, dependent unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 28, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 28, independent: 3, independent conditional: 3, independent unconditional: 0, dependent: 25, dependent conditional: 19, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 97, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 95, dependent conditional: 42, dependent unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 290228, independent: 278913, independent conditional: 47013, independent unconditional: 231900, dependent: 10251, dependent conditional: 537, dependent unconditional: 9714, unknown: 1064, unknown conditional: 74, unknown unconditional: 990] , Statistics on independence cache: Total cache size (in pairs): 1064, Positive cache size: 1039, Positive conditional cache size: 55, Positive unconditional cache size: 984, Negative cache size: 25, Negative conditional cache size: 19, Negative unconditional cache size: 6, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 8096 ], Independence queries for same thread: 35851 - TimeoutResultAtElement [Line: 104]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 607 known predicates. - TimeoutResultAtElement [Line: 98]: 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 607 known predicates. - TimeoutResultAtElement [Line: 96]: 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 607 known predicates. - TimeoutResultAtElement [Line: 97]: 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 607 known predicates. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 184 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 801.7s, OverallIterations: 26, TraceHistogramMax: 0, PathProgramHistogramMax: 24, EmptinessCheckTime: 211.5s, 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: 3340, 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: 1.4s SsaConstructionTime, 158.1s SatisfiabilityAnalysisTime, 382.7s InterpolantComputationTime, 24786 NumberOfCodeBlocks, 24439 NumberOfCodeBlocksAsserted, 280 NumberOfCheckSat, 36954 ConstructedInterpolants, 0 QuantifiedInterpolants, 221066 SizeOfPredicates, 1699 NumberOfNonLiveVariables, 27162 ConjunctsInSsa, 1742 ConjunctsInUnsatCore, 74 InterpolantComputations, 2 PerfectInterpolantSequences, 191778/304199 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