/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 BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-max-array.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 16:49:17,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 16:49:17,067 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 16:49:17,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 16:49:17,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 16:49:17,093 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 16:49:17,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 16:49:17,093 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 16:49:17,094 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 16:49:17,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 16:49:17,097 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 16:49:17,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 16:49:17,097 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 16:49:17,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 16:49:17,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 16:49:17,099 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 16:49:17,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 16:49:17,099 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 16:49:17,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 16:49:17,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 16:49:17,100 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 16:49:17,100 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 16:49:17,100 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 16:49:17,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 16:49:17,100 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 16:49:17,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 16:49:17,101 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 16:49:17,101 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 16:49:17,101 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 16:49:17,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 16:49:17,102 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 16:49:17,102 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 16:49:17,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 16:49:17,102 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 16:49:17,103 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 16:49:17,103 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 16:49:17,103 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 16:49:17,103 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 16:49:17,103 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 16:49:17,103 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-04 16:49:17,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 16:49:17,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 16:49:17,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 16:49:17,320 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 16:49:17,320 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 16:49:17,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/popl20-more-max-array.wvr.c [2024-04-04 16:49:18,387 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 16:49:18,523 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 16:49:18,523 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-max-array.wvr.c [2024-04-04 16:49:18,528 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/83a350c3f/585e57b5979f4b93af4817165c7886ed/FLAG84e8db149 [2024-04-04 16:49:18,544 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/83a350c3f/585e57b5979f4b93af4817165c7886ed [2024-04-04 16:49:18,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 16:49:18,547 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 16:49:18,548 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 16:49:18,548 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 16:49:18,553 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 16:49:18,554 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9dfdee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18, skipping insertion in model container [2024-04-04 16:49:18,555 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,576 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 16:49:18,744 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-max-array.wvr.c[2553,2566] [2024-04-04 16:49:18,757 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 16:49:18,765 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 16:49:18,778 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-max-array.wvr.c[2553,2566] [2024-04-04 16:49:18,780 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 16:49:18,785 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 16:49:18,785 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 16:49:18,790 INFO L206 MainTranslator]: Completed translation [2024-04-04 16:49:18,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18 WrapperNode [2024-04-04 16:49:18,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 16:49:18,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 16:49:18,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 16:49:18,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 16:49:18,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,821 INFO L138 Inliner]: procedures = 24, calls = 43, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 104 [2024-04-04 16:49:18,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 16:49:18,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 16:49:18,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 16:49:18,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 16:49:18,848 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,861 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,861 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,866 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,878 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,881 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 16:49:18,883 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 16:49:18,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 16:49:18,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 16:49:18,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (1/1) ... [2024-04-04 16:49:18,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 16:49:18,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:18,910 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 16:49:18,938 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 16:49:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 16:49:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 16:49:18,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 16:49:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 16:49:18,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 16:49:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 16:49:18,966 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 16:49:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 16:49:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 16:49:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 16:49:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 16:49:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 16:49:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 16:49:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 16:49:18,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 16:49:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 16:49:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 16:49:18,968 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 16:49:19,040 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 16:49:19,042 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 16:49:19,269 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 16:49:19,324 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 16:49:19,324 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2024-04-04 16:49:19,325 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 04:49:19 BoogieIcfgContainer [2024-04-04 16:49:19,326 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 16:49:19,327 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 16:49:19,327 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 16:49:19,338 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 16:49:19,338 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 04:49:18" (1/3) ... [2024-04-04 16:49:19,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6cda93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 04:49:19, skipping insertion in model container [2024-04-04 16:49:19,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 04:49:18" (2/3) ... [2024-04-04 16:49:19,339 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6cda93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 04:49:19, skipping insertion in model container [2024-04-04 16:49:19,339 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 04:49:19" (3/3) ... [2024-04-04 16:49:19,340 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-max-array.wvr.c [2024-04-04 16:49:19,346 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 16:49:19,355 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 16:49:19,355 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 16:49:19,356 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 16:49:19,441 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2024-04-04 16:49:19,489 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 16:49:19,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 16:49:19,490 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:19,493 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 16:49:19,496 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 16:49:19,543 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 16:49:19,561 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:19,562 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 16:49:19,571 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;@3db963bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 16:49:19,571 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-04-04 16:49:20,626 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 16:49:20,628 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:20,629 INFO L85 PathProgramCache]: Analyzing trace with hash -1178997177, now seen corresponding path program 1 times [2024-04-04 16:49:20,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:20,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811268254] [2024-04-04 16:49:20,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:20,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:20,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:20,911 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-04-04 16:49:20,911 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:20,912 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811268254] [2024-04-04 16:49:20,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811268254] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:49:20,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 16:49:20,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 16:49:20,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1730702382] [2024-04-04 16:49:20,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:49:20,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 16:49:20,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:21,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 16:49:21,080 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 16:49:21,081 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:21,083 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:21,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 63.0) internal successors, (126), 2 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 16:49:21,084 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:21,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:21,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 16:49:21,188 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 16:49:21,189 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:21,189 INFO L85 PathProgramCache]: Analyzing trace with hash -1731340169, now seen corresponding path program 1 times [2024-04-04 16:49:21,189 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:21,189 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490004635] [2024-04-04 16:49:21,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:21,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:21,585 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 16:49:21,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:21,586 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490004635] [2024-04-04 16:49:21,586 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490004635] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 16:49:21,586 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 16:49:21,586 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-04-04 16:49:21,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267658163] [2024-04-04 16:49:21,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 16:49:21,587 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-04 16:49:21,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:21,603 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-04 16:49:21,604 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-04 16:49:21,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:21,605 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:21,606 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 17.428571428571427) internal successors, (122), 7 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 16:49:21,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:21,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:21,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:21,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:21,809 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 16:49:21,809 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 16:49:21,810 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:21,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1876354689, now seen corresponding path program 1 times [2024-04-04 16:49:21,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:21,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332413333] [2024-04-04 16:49:21,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:21,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:22,079 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 16:49:22,079 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:22,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332413333] [2024-04-04 16:49:22,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332413333] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:49:22,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [242242805] [2024-04-04 16:49:22,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:22,080 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:22,080 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:22,140 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 16:49:22,166 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 16:49:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:22,230 INFO L262 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 10 conjunts are in the unsatisfiable core [2024-04-04 16:49:22,235 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:49:22,493 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 16:49:22,493 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:49:22,749 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 16:49:22,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [242242805] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:49:22,750 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:49:22,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 25 [2024-04-04 16:49:22,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977065870] [2024-04-04 16:49:22,750 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:49:22,751 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-04-04 16:49:22,751 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:22,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-04-04 16:49:22,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=116, Invalid=484, Unknown=0, NotChecked=0, Total=600 [2024-04-04 16:49:22,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:22,789 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:22,789 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.64) internal successors, (216), 25 states have internal predecessors, (216), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 16:49:22,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:22,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:22,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:23,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:23,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:23,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:23,160 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 16:49:23,357 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 16:49:23,358 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 16:49:23,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:23,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1231140213, now seen corresponding path program 2 times [2024-04-04 16:49:23,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:23,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096720176] [2024-04-04 16:49:23,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:23,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:23,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:23,550 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 16:49:23,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:23,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096720176] [2024-04-04 16:49:23,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1096720176] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:49:23,551 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [940016627] [2024-04-04 16:49:23,555 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 16:49:23,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:23,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:23,556 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 16:49:23,583 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 16:49:23,655 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 16:49:23,655 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:49:23,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 8 conjunts are in the unsatisfiable core [2024-04-04 16:49:23,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:49:23,904 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 16:49:23,905 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:49:24,069 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-04-04 16:49:24,070 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [940016627] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:49:24,070 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:49:24,070 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 21 [2024-04-04 16:49:24,070 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [169382764] [2024-04-04 16:49:24,070 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:49:24,071 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-04-04 16:49:24,071 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:24,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-04-04 16:49:24,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=346, Unknown=0, NotChecked=0, Total=420 [2024-04-04 16:49:24,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:24,105 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:24,105 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 8.80952380952381) internal successors, (185), 21 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 16:49:24,105 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:24,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:24,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:24,106 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:25,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:25,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:25,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:25,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:25,038 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 16:49:25,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:25,225 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 16:49:25,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:25,225 INFO L85 PathProgramCache]: Analyzing trace with hash 47822944, now seen corresponding path program 3 times [2024-04-04 16:49:25,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:25,226 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464115789] [2024-04-04 16:49:25,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:25,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:25,522 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 23 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:49:25,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:25,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464115789] [2024-04-04 16:49:25,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464115789] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:49:25,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [7571876] [2024-04-04 16:49:25,523 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 16:49:25,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:25,523 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:25,546 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 16:49:25,572 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 16:49:25,656 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2024-04-04 16:49:25,656 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:49:25,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-04 16:49:25,663 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:49:26,058 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 13 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-04 16:49:26,058 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:49:26,439 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 15 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-04 16:49:26,440 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [7571876] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:49:26,440 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:49:26,440 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 42 [2024-04-04 16:49:26,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [666636458] [2024-04-04 16:49:26,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:49:26,441 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 42 states [2024-04-04 16:49:26,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:26,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2024-04-04 16:49:26,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=154, Invalid=1568, Unknown=0, NotChecked=0, Total=1722 [2024-04-04 16:49:26,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:26,515 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:26,515 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 42 states, 42 states have (on average 7.523809523809524) internal successors, (316), 42 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 16:49:26,515 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:26,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:26,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:26,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:26,516 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:29,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:29,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:29,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:29,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:29,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-04-04 16:49:29,833 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 16:49:30,031 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:30,031 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 16:49:30,032 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:30,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1209341322, now seen corresponding path program 4 times [2024-04-04 16:49:30,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:30,033 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1916644151] [2024-04-04 16:49:30,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:30,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:30,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:30,493 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 106 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-04-04 16:49:30,493 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:30,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1916644151] [2024-04-04 16:49:30,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1916644151] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:49:30,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [746058859] [2024-04-04 16:49:30,494 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 16:49:30,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:30,494 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:30,511 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 16:49:30,535 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 16:49:30,604 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 16:49:30,604 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:49:30,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 18 conjunts are in the unsatisfiable core [2024-04-04 16:49:30,608 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:49:30,985 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 78 proven. 32 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-04-04 16:49:30,986 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:49:31,504 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 83 proven. 27 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-04-04 16:49:31,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [746058859] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:49:31,505 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:49:31,506 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19, 19, 19] total 49 [2024-04-04 16:49:31,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904782628] [2024-04-04 16:49:31,506 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:49:31,507 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-04-04 16:49:31,507 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:31,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-04-04 16:49:31,622 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=330, Invalid=2022, Unknown=0, NotChecked=0, Total=2352 [2024-04-04 16:49:31,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:31,622 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:31,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 49 states have (on average 7.020408163265306) internal successors, (344), 49 states have internal predecessors, (344), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 16:49:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:31,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:31,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:31,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:31,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-04-04 16:49:31,626 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:32,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:32,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:32,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:32,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:32,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-04-04 16:49:32,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 16:49:32,180 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-04 16:49:32,378 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-04-04 16:49:32,378 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 16:49:32,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:32,379 INFO L85 PathProgramCache]: Analyzing trace with hash -651635820, now seen corresponding path program 5 times [2024-04-04 16:49:32,379 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:32,379 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023421704] [2024-04-04 16:49:32,379 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:32,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:32,841 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 98 proven. 76 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:49:32,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:32,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023421704] [2024-04-04 16:49:32,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023421704] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:49:32,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025568286] [2024-04-04 16:49:32,842 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 16:49:32,842 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:32,842 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:32,843 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 16:49:32,883 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 16:49:33,206 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2024-04-04 16:49:33,207 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:49:33,209 INFO L262 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 30 conjunts are in the unsatisfiable core [2024-04-04 16:49:33,211 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:49:34,086 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 103 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 16:49:34,087 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:49:35,098 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 123 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 16:49:35,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025568286] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:49:35,098 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:49:35,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 31, 31] total 79 [2024-04-04 16:49:35,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314002215] [2024-04-04 16:49:35,098 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:49:35,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 79 states [2024-04-04 16:49:35,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:35,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2024-04-04 16:49:35,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=843, Invalid=5319, Unknown=0, NotChecked=0, Total=6162 [2024-04-04 16:49:35,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:35,198 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:35,199 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 79 states, 79 states have (on average 5.987341772151899) internal successors, (473), 79 states have internal predecessors, (473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 16:49:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-04-04 16:49:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 16:49:35,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:36,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:36,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:36,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:36,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:36,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 122 states. [2024-04-04 16:49:36,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-04-04 16:49:36,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:49:36,261 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 16:49:36,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:36,461 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 16:49:36,461 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:36,461 INFO L85 PathProgramCache]: Analyzing trace with hash 2032833478, now seen corresponding path program 6 times [2024-04-04 16:49:36,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:36,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115499356] [2024-04-04 16:49:36,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:36,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:36,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:36,949 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 58 proven. 281 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-04-04 16:49:36,950 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:36,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115499356] [2024-04-04 16:49:36,950 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115499356] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:49:36,950 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1918912999] [2024-04-04 16:49:36,951 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 16:49:36,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:36,951 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:36,952 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 16:49:36,999 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 16:49:37,294 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 9 check-sat command(s) [2024-04-04 16:49:37,294 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:49:37,297 INFO L262 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 30 conjunts are in the unsatisfiable core [2024-04-04 16:49:37,299 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:49:38,034 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 112 proven. 259 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 16:49:38,034 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:49:38,721 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 199 proven. 181 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-04-04 16:49:38,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1918912999] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:49:38,721 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:49:38,721 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23, 27, 28] total 63 [2024-04-04 16:49:38,721 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369430307] [2024-04-04 16:49:38,721 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:49:38,722 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 63 states [2024-04-04 16:49:38,722 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:38,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 63 interpolants. [2024-04-04 16:49:38,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=618, Invalid=3288, Unknown=0, NotChecked=0, Total=3906 [2024-04-04 16:49:38,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:38,974 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:38,974 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 63 states, 63 states have (on average 6.825396825396825) internal successors, (430), 63 states have internal predecessors, (430), 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 16:49:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:38,974 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 122 states. [2024-04-04 16:49:38,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2024-04-04 16:49:38,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:49:38,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:40,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:49:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:49:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:49:40,240 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:49:40,246 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2024-04-04 16:49:40,445 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2024-04-04 16:49:40,446 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 16:49:40,446 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:40,446 INFO L85 PathProgramCache]: Analyzing trace with hash -825630943, now seen corresponding path program 7 times [2024-04-04 16:49:40,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:40,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1280783865] [2024-04-04 16:49:40,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:40,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:41,037 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 91 proven. 348 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 16:49:41,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:41,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1280783865] [2024-04-04 16:49:41,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1280783865] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:49:41,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [424263598] [2024-04-04 16:49:41,037 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 16:49:41,037 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:41,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:41,052 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 16:49:41,054 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 16:49:41,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:41,175 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 42 conjunts are in the unsatisfiable core [2024-04-04 16:49:41,178 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:49:42,499 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 170 proven. 317 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:49:42,499 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:49:43,994 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 190 proven. 297 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:49:43,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [424263598] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:49:43,994 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:49:43,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 43, 43] total 108 [2024-04-04 16:49:43,994 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1186579525] [2024-04-04 16:49:43,994 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:49:43,995 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2024-04-04 16:49:43,995 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:44,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2024-04-04 16:49:44,065 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1214, Invalid=10342, Unknown=0, NotChecked=0, Total=11556 [2024-04-04 16:49:44,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:44,065 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:44,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 5.694444444444445) internal successors, (615), 108 states have internal predecessors, (615), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 16:49:44,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:44,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:44,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:44,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:44,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:49:44,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:49:44,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:49:44,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:49:44,066 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:47,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:49:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:49:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:49:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:49:47,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 16:49:47,034 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 16:49:47,228 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:47,229 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 16:49:47,229 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:47,229 INFO L85 PathProgramCache]: Analyzing trace with hash -847436048, now seen corresponding path program 8 times [2024-04-04 16:49:47,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:47,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699007163] [2024-04-04 16:49:47,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:47,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:47,902 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 132 proven. 463 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-04-04 16:49:47,902 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:47,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699007163] [2024-04-04 16:49:47,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [699007163] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:49:47,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2127187970] [2024-04-04 16:49:47,902 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 16:49:47,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:47,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:47,903 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 16:49:47,927 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 16:49:48,033 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 16:49:48,033 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:49:48,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 36 conjunts are in the unsatisfiable core [2024-04-04 16:49:48,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:49:49,180 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 339 proven. 304 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:49:49,181 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:49:50,164 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 412 proven. 231 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:49:50,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2127187970] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:49:50,165 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:49:50,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31, 37, 37] total 87 [2024-04-04 16:49:50,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104749505] [2024-04-04 16:49:50,166 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:49:50,167 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 87 states [2024-04-04 16:49:50,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:50,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 87 interpolants. [2024-04-04 16:49:50,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1253, Invalid=6229, Unknown=0, NotChecked=0, Total=7482 [2024-04-04 16:49:50,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:50,250 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:50,250 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 87 states, 87 states have (on average 6.689655172413793) internal successors, (582), 87 states have internal predecessors, (582), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 16:49:50,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:50,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:50,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:50,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:50,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:49:50,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:49:50,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:49:50,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:49:50,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 16:49:50,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 103 states. [2024-04-04 16:49:51,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:49:51,718 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 16:49:51,916 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-04-04 16:49:51,916 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 16:49:51,916 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:49:51,916 INFO L85 PathProgramCache]: Analyzing trace with hash -1116430032, now seen corresponding path program 9 times [2024-04-04 16:49:51,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:49:51,917 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256767819] [2024-04-04 16:49:51,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:49:51,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:49:51,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:49:53,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 683 proven. 442 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:49:53,286 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:49:53,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256767819] [2024-04-04 16:49:53,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1256767819] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:49:53,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1148048127] [2024-04-04 16:49:53,286 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 16:49:53,286 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:49:53,286 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:49:53,287 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 16:49:53,290 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 16:49:54,175 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2024-04-04 16:49:54,176 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:49:54,181 INFO L262 TraceCheckSpWp]: Trace formula consists of 613 conjuncts, 44 conjunts are in the unsatisfiable core [2024-04-04 16:49:54,184 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:49:55,754 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 70 proven. 685 refuted. 0 times theorem prover too weak. 371 trivial. 0 not checked. [2024-04-04 16:49:55,754 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:49:56,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1126 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 956 trivial. 0 not checked. [2024-04-04 16:49:56,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1148048127] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:49:56,287 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:49:56,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 45, 12] total 100 [2024-04-04 16:49:56,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [302571830] [2024-04-04 16:49:56,287 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:49:56,288 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2024-04-04 16:49:56,288 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:49:56,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2024-04-04 16:49:56,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=500, Invalid=9400, Unknown=0, NotChecked=0, Total=9900 [2024-04-04 16:49:56,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:56,414 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:49:56,421 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 5.95) internal successors, (595), 100 states have internal predecessors, (595), 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 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 38 states. [2024-04-04 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 103 states. [2024-04-04 16:49:56,421 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:49:56,422 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:07,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:07,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:50:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:50:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:50:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:50:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:50:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:50:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:50:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:50:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:50:07,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:50:08,010 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2024-04-04 16:50:08,194 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-04-04 16:50:08,195 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 16:50:08,195 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:50:08,195 INFO L85 PathProgramCache]: Analyzing trace with hash 258516390, now seen corresponding path program 10 times [2024-04-04 16:50:08,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:50:08,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773668326] [2024-04-04 16:50:08,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:50:08,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:50:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:50:09,564 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 1053 proven. 531 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:50:09,564 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:50:09,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773668326] [2024-04-04 16:50:09,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773668326] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:50:09,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1320515218] [2024-04-04 16:50:09,566 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 16:50:09,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:50:09,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:50:09,573 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 16:50:09,574 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 16:50:09,738 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 16:50:09,739 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:50:09,741 INFO L262 TraceCheckSpWp]: Trace formula consists of 612 conjuncts, 50 conjunts are in the unsatisfiable core [2024-04-04 16:50:09,745 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:50:11,598 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 798 proven. 476 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2024-04-04 16:50:11,598 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:50:13,560 INFO L134 CoverageAnalysis]: Checked inductivity of 1609 backedges. 823 proven. 451 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2024-04-04 16:50:13,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1320515218] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:50:13,561 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:50:13,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52, 51, 51] total 145 [2024-04-04 16:50:13,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847371460] [2024-04-04 16:50:13,561 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:50:13,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 145 states [2024-04-04 16:50:13,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:50:13,812 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 145 interpolants. [2024-04-04 16:50:13,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2290, Invalid=18590, Unknown=0, NotChecked=0, Total=20880 [2024-04-04 16:50:13,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:13,816 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:50:13,816 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 145 states, 145 states have (on average 5.23448275862069) internal successors, (759), 145 states have internal predecessors, (759), 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 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:50:13,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:15,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:15,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:50:15,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:50:15,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:50:15,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:50:15,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:50:15,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:50:15,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:50:15,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:50:15,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:50:15,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:50:15,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:50:15,538 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 16:50:15,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:50:15,727 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 16:50:15,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:50:15,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1592042460, now seen corresponding path program 11 times [2024-04-04 16:50:15,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:50:15,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [640969195] [2024-04-04 16:50:15,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:50:15,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:50:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:50:17,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1698 backedges. 933 proven. 740 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:50:17,757 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:50:17,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [640969195] [2024-04-04 16:50:17,757 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [640969195] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:50:17,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [293197641] [2024-04-04 16:50:17,757 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 16:50:17,757 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:50:17,757 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:50:17,758 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 16:50:17,761 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 16:50:18,303 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 15 check-sat command(s) [2024-04-04 16:50:18,303 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:50:18,310 INFO L262 TraceCheckSpWp]: Trace formula consists of 690 conjuncts, 54 conjunts are in the unsatisfiable core [2024-04-04 16:50:18,314 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:50:20,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1698 backedges. 1152 proven. 540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 16:50:20,142 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:50:21,926 INFO L134 CoverageAnalysis]: Checked inductivity of 1698 backedges. 1152 proven. 540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 16:50:21,927 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [293197641] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:50:21,927 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:50:21,927 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [55, 55, 55] total 157 [2024-04-04 16:50:21,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [202620521] [2024-04-04 16:50:21,927 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:50:21,928 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 157 states [2024-04-04 16:50:21,928 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:50:22,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 157 interpolants. [2024-04-04 16:50:22,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2623, Invalid=21869, Unknown=0, NotChecked=0, Total=24492 [2024-04-04 16:50:22,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:22,244 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:50:22,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 157 states, 157 states have (on average 6.248407643312102) internal successors, (981), 157 states have internal predecessors, (981), 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 16:50:22,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:50:22,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:50:23,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:50:23,820 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 16:50:24,021 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-04-04 16:50:24,021 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 16:50:24,021 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:50:24,022 INFO L85 PathProgramCache]: Analyzing trace with hash 804391954, now seen corresponding path program 12 times [2024-04-04 16:50:24,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:50:24,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1251777993] [2024-04-04 16:50:24,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:50:24,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:50:24,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:50:25,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 820 proven. 950 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:50:25,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:50:25,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1251777993] [2024-04-04 16:50:25,769 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1251777993] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:50:25,769 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1298897020] [2024-04-04 16:50:25,769 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 16:50:25,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:50:25,770 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:50:25,771 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 16:50:25,772 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 16:50:27,387 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 15 check-sat command(s) [2024-04-04 16:50:27,388 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:50:27,395 INFO L262 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 62 conjunts are in the unsatisfiable core [2024-04-04 16:50:27,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:50:29,769 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 773 proven. 1021 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:50:29,770 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:50:33,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1795 backedges. 1157 proven. 637 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:50:33,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1298897020] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:50:33,321 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:50:33,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [59, 63, 63] total 178 [2024-04-04 16:50:33,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527926260] [2024-04-04 16:50:33,321 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:50:33,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 178 states [2024-04-04 16:50:33,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:50:33,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 178 interpolants. [2024-04-04 16:50:33,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2842, Invalid=28664, Unknown=0, NotChecked=0, Total=31506 [2024-04-04 16:50:33,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:33,529 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:50:33,530 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 178 states, 178 states have (on average 5.758426966292135) internal successors, (1025), 178 states have internal predecessors, (1025), 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 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:50:33,530 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:36,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:50:36,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:50:36,662 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2024-04-04 16:50:36,860 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-04-04 16:50:36,860 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 16:50:36,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:50:36,860 INFO L85 PathProgramCache]: Analyzing trace with hash 270450868, now seen corresponding path program 13 times [2024-04-04 16:50:36,861 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:50:36,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1707495006] [2024-04-04 16:50:36,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:50:36,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:50:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:50:38,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2134 backedges. 756 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 16:50:38,905 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:50:38,905 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1707495006] [2024-04-04 16:50:38,906 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1707495006] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:50:38,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128217368] [2024-04-04 16:50:38,906 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 16:50:38,906 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:50:38,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:50:38,907 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 16:50:38,908 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 16:50:39,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:50:39,100 INFO L262 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 70 conjunts are in the unsatisfiable core [2024-04-04 16:50:39,104 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:50:42,019 INFO L134 CoverageAnalysis]: Checked inductivity of 2134 backedges. 959 proven. 1052 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-04-04 16:50:42,019 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:50:45,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2134 backedges. 1035 proven. 976 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-04-04 16:50:45,793 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [128217368] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:50:45,793 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:50:45,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [65, 71, 71] total 202 [2024-04-04 16:50:45,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741367807] [2024-04-04 16:50:45,793 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:50:45,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 202 states [2024-04-04 16:50:45,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:50:46,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 202 interpolants. [2024-04-04 16:50:46,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3485, Invalid=37117, Unknown=0, NotChecked=0, Total=40602 [2024-04-04 16:50:46,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:46,061 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:50:46,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 202 states, 202 states have (on average 5.173267326732673) internal successors, (1045), 202 states have internal predecessors, (1045), 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 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:50:46,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:50:46,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:50:46,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:50:46,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:50:46,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:50:46,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:54,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:50:54,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:50:54,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:50:54,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:50:54,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:50:54,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:50:54,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:50:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:50:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:50:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:50:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:50:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:50:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:50:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:50:54,390 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:50:54,396 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 16:50:54,595 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-04-04 16:50:54,596 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 16:50:54,596 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:50:54,596 INFO L85 PathProgramCache]: Analyzing trace with hash -1590228054, now seen corresponding path program 14 times [2024-04-04 16:50:54,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:50:54,596 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821381003] [2024-04-04 16:50:54,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:50:54,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:50:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:50:57,265 INFO L134 CoverageAnalysis]: Checked inductivity of 3125 backedges. 1538 proven. 1562 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:50:57,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:50:57,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821381003] [2024-04-04 16:50:57,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821381003] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:50:57,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1554443074] [2024-04-04 16:50:57,265 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 16:50:57,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:50:57,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:50:57,267 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 16:50:57,268 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 16:50:57,489 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 16:50:57,490 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:50:57,493 INFO L262 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 74 conjunts are in the unsatisfiable core [2024-04-04 16:50:57,497 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:50:59,955 INFO L134 CoverageAnalysis]: Checked inductivity of 3125 backedges. 1538 proven. 1145 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2024-04-04 16:50:59,955 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:51:03,883 INFO L134 CoverageAnalysis]: Checked inductivity of 3125 backedges. 1578 proven. 1105 refuted. 0 times theorem prover too weak. 442 trivial. 0 not checked. [2024-04-04 16:51:03,884 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1554443074] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:51:03,884 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:51:03,884 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [75, 75, 75] total 216 [2024-04-04 16:51:03,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74400198] [2024-04-04 16:51:03,884 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:51:03,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 216 states [2024-04-04 16:51:03,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:51:04,319 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 216 interpolants. [2024-04-04 16:51:04,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4903, Invalid=41537, Unknown=0, NotChecked=0, Total=46440 [2024-04-04 16:51:04,321 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:04,322 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:51:04,322 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 216 states, 216 states have (on average 4.875) internal successors, (1053), 216 states have internal predecessors, (1053), 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 16:51:04,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:04,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:51:04,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:51:04,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:51:04,322 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:51:04,323 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:07,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:07,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:51:07,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:51:07,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:51:07,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:51:07,351 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 16:51:07,551 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2024-04-04 16:51:07,551 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 16:51:07,552 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:51:07,552 INFO L85 PathProgramCache]: Analyzing trace with hash 651321568, now seen corresponding path program 15 times [2024-04-04 16:51:07,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:51:07,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981499926] [2024-04-04 16:51:07,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:51:07,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:51:07,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:51:10,346 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 1395 proven. 1842 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:51:10,346 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:51:10,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981499926] [2024-04-04 16:51:10,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981499926] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:51:10,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1731187392] [2024-04-04 16:51:10,346 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 16:51:10,347 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:51:10,347 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:51:10,348 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 16:51:10,348 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 16:51:15,528 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 19 check-sat command(s) [2024-04-04 16:51:15,529 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:51:15,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 858 conjuncts, 78 conjunts are in the unsatisfiable core [2024-04-04 16:51:15,546 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:51:18,357 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 1645 proven. 1616 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:51:18,357 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:51:22,791 INFO L134 CoverageAnalysis]: Checked inductivity of 3262 backedges. 2019 proven. 1242 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 16:51:22,791 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1731187392] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:51:22,792 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:51:22,792 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [79, 79, 79] total 229 [2024-04-04 16:51:22,792 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280712293] [2024-04-04 16:51:22,792 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:51:22,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 229 states [2024-04-04 16:51:22,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:51:23,291 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 229 interpolants. [2024-04-04 16:51:23,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4076, Invalid=48136, Unknown=0, NotChecked=0, Total=52212 [2024-04-04 16:51:23,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:23,293 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:51:23,293 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 229 states, 229 states have (on average 5.681222707423581) internal successors, (1301), 229 states have internal predecessors, (1301), 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 16:51:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:51:23,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:51:23,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:26,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:51:26,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:51:26,424 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2024-04-04 16:51:26,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-04-04 16:51:26,624 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 16:51:26,624 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:51:26,624 INFO L85 PathProgramCache]: Analyzing trace with hash -524804074, now seen corresponding path program 16 times [2024-04-04 16:51:26,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:51:26,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950500147] [2024-04-04 16:51:26,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:51:26,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:51:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:51:29,591 INFO L134 CoverageAnalysis]: Checked inductivity of 3407 backedges. 1122 proven. 2285 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 16:51:29,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:51:29,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950500147] [2024-04-04 16:51:29,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [950500147] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:51:29,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [597638547] [2024-04-04 16:51:29,592 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 16:51:29,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:51:29,592 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:51:29,593 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 16:51:29,594 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 16:51:29,810 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 16:51:29,810 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:51:29,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 82 conjunts are in the unsatisfiable core [2024-04-04 16:51:29,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:51:33,106 INFO L134 CoverageAnalysis]: Checked inductivity of 3407 backedges. 1640 proven. 1432 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2024-04-04 16:51:33,107 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:51:37,665 INFO L134 CoverageAnalysis]: Checked inductivity of 3407 backedges. 1685 proven. 1387 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2024-04-04 16:51:37,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [597638547] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:51:37,665 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:51:37,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [79, 83, 83] total 240 [2024-04-04 16:51:37,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473955947] [2024-04-04 16:51:37,665 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:51:37,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 240 states [2024-04-04 16:51:37,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:51:38,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 240 interpolants. [2024-04-04 16:51:38,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=4855, Invalid=52505, Unknown=0, NotChecked=0, Total=57360 [2024-04-04 16:51:38,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:38,064 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:51:38,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 240 states, 240 states have (on average 5.070833333333334) internal successors, (1217), 240 states have internal predecessors, (1217), 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 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:51:38,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:50,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:51:50,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:51:50,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:51:50,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:51:50,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:51:50,337 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 16:51:50,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-04-04 16:51:50,537 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 16:51:50,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:51:50,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1421150964, now seen corresponding path program 17 times [2024-04-04 16:51:50,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:51:50,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146714445] [2024-04-04 16:51:50,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:51:50,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:51:50,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:51:54,445 INFO L134 CoverageAnalysis]: Checked inductivity of 4662 backedges. 2729 proven. 1908 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:51:54,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:51:54,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146714445] [2024-04-04 16:51:54,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146714445] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:51:54,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1305955424] [2024-04-04 16:51:54,445 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 16:51:54,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:51:54,446 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:51:54,446 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 16:51:54,448 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 16:51:56,426 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 23 check-sat command(s) [2024-04-04 16:51:56,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:51:56,437 INFO L262 TraceCheckSpWp]: Trace formula consists of 970 conjuncts, 86 conjunts are in the unsatisfiable core [2024-04-04 16:51:56,442 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:52:00,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4662 backedges. 3116 proven. 1540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 16:52:00,832 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:52:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 4662 backedges. 3116 proven. 1540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-04-04 16:52:06,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1305955424] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:52:06,692 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:52:06,692 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 87, 87] total 253 [2024-04-04 16:52:06,692 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717385517] [2024-04-04 16:52:06,692 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:52:06,693 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 253 states [2024-04-04 16:52:06,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:52:07,400 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 253 interpolants. [2024-04-04 16:52:07,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6575, Invalid=57181, Unknown=0, NotChecked=0, Total=63756 [2024-04-04 16:52:07,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:07,402 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:52:07,403 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 253 states, 253 states have (on average 6.059288537549407) internal successors, (1533), 253 states have internal predecessors, (1533), 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 16:52:07,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:07,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:52:07,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:52:07,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:52:07,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:52:07,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:52:07,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:52:07,403 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:52:07,404 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:52:11,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:52:11,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:52:11,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:52:11,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:52:11,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:52:11,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:52:11,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:52:11,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:52:12,003 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-04-04 16:52:12,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:52:12,203 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 16:52:12,203 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:52:12,203 INFO L85 PathProgramCache]: Analyzing trace with hash 1235280706, now seen corresponding path program 18 times [2024-04-04 16:52:12,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:52:12,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644443679] [2024-04-04 16:52:12,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:52:12,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:52:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:52:16,151 INFO L134 CoverageAnalysis]: Checked inductivity of 4823 backedges. 2496 proven. 2302 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:52:16,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:52:16,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644443679] [2024-04-04 16:52:16,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644443679] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:52:16,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1870335845] [2024-04-04 16:52:16,151 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 16:52:16,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:52:16,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:52:16,152 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 16:52:16,156 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 16:52:22,946 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 23 check-sat command(s) [2024-04-04 16:52:22,946 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:52:22,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 984 conjuncts, 90 conjunts are in the unsatisfiable core [2024-04-04 16:52:22,969 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:52:26,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4823 backedges. 2371 proven. 1751 refuted. 0 times theorem prover too weak. 701 trivial. 0 not checked. [2024-04-04 16:52:26,720 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:52:31,424 INFO L134 CoverageAnalysis]: Checked inductivity of 4823 backedges. 2421 proven. 1701 refuted. 0 times theorem prover too weak. 701 trivial. 0 not checked. [2024-04-04 16:52:31,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1870335845] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:52:31,425 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:52:31,425 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [91, 91, 91] total 264 [2024-04-04 16:52:31,425 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821652113] [2024-04-04 16:52:31,425 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:52:31,426 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 264 states [2024-04-04 16:52:31,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:52:32,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 264 interpolants. [2024-04-04 16:52:32,024 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7193, Invalid=62239, Unknown=0, NotChecked=0, Total=69432 [2024-04-04 16:52:32,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:32,025 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:52:32,025 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 264 states, 264 states have (on average 4.806818181818182) internal successors, (1269), 264 states have internal predecessors, (1269), 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 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:52:32,025 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:52:32,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:36,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:36,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:52:36,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:52:36,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:52:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:52:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:52:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:52:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:52:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:52:36,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:52:36,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:52:36,437 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2024-04-04 16:52:36,636 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:52:36,637 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 16:52:36,637 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:52:36,637 INFO L85 PathProgramCache]: Analyzing trace with hash -1466418312, now seen corresponding path program 19 times [2024-04-04 16:52:36,637 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:52:36,637 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488476940] [2024-04-04 16:52:36,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:52:36,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:52:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:52:40,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4992 backedges. 2293 proven. 2674 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:52:40,604 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:52:40,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488476940] [2024-04-04 16:52:40,605 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488476940] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:52:40,605 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1195789585] [2024-04-04 16:52:40,605 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 16:52:40,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:52:40,605 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:52:40,607 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 16:52:40,620 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 16:52:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:52:40,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 94 conjunts are in the unsatisfiable core [2024-04-04 16:52:40,879 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:52:45,264 INFO L134 CoverageAnalysis]: Checked inductivity of 4992 backedges. 2408 proven. 1976 refuted. 0 times theorem prover too weak. 608 trivial. 0 not checked. [2024-04-04 16:52:45,264 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:52:50,207 INFO L134 CoverageAnalysis]: Checked inductivity of 4992 backedges. 2514 proven. 1870 refuted. 0 times theorem prover too weak. 608 trivial. 0 not checked. [2024-04-04 16:52:50,207 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1195789585] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:52:50,207 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:52:50,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 95, 95] total 277 [2024-04-04 16:52:50,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431436378] [2024-04-04 16:52:50,207 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:52:50,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 277 states [2024-04-04 16:52:50,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:52:50,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 277 interpolants. [2024-04-04 16:52:50,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7798, Invalid=68654, Unknown=0, NotChecked=0, Total=76452 [2024-04-04 16:52:50,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:50,816 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:52:50,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 277 states, 277 states have (on average 4.758122743682311) internal successors, (1318), 277 states have internal predecessors, (1318), 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 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:52:50,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:52:54,902 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:52:54,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:52:54,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:52:54,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:52:54,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:52:54,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:52:54,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:52:54,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:52:54,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:52:54,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:52:54,909 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 16:52:55,108 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-04-04 16:52:55,108 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 16:52:55,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:52:55,109 INFO L85 PathProgramCache]: Analyzing trace with hash -316211794, now seen corresponding path program 20 times [2024-04-04 16:52:55,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:52:55,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274819020] [2024-04-04 16:52:55,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:52:55,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:52:55,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:52:59,487 INFO L134 CoverageAnalysis]: Checked inductivity of 5169 backedges. 1722 proven. 3447 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 16:52:59,487 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:52:59,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274819020] [2024-04-04 16:52:59,488 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274819020] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:52:59,488 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [372318992] [2024-04-04 16:52:59,488 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 16:52:59,488 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:52:59,488 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:52:59,493 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 16:52:59,495 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 16:52:59,758 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 16:52:59,758 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:52:59,763 INFO L262 TraceCheckSpWp]: Trace formula consists of 1012 conjuncts, 98 conjunts are in the unsatisfiable core [2024-04-04 16:52:59,768 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:53:05,022 INFO L134 CoverageAnalysis]: Checked inductivity of 5169 backedges. 2503 proven. 2102 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2024-04-04 16:53:05,022 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:53:11,313 INFO L134 CoverageAnalysis]: Checked inductivity of 5169 backedges. 2558 proven. 2047 refuted. 0 times theorem prover too weak. 564 trivial. 0 not checked. [2024-04-04 16:53:11,313 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [372318992] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:53:11,313 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:53:11,313 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 99, 99] total 288 [2024-04-04 16:53:11,313 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324862372] [2024-04-04 16:53:11,313 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:53:11,314 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 288 states [2024-04-04 16:53:11,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:53:11,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 288 interpolants. [2024-04-04 16:53:11,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6903, Invalid=75753, Unknown=0, NotChecked=0, Total=82656 [2024-04-04 16:53:11,765 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:53:11,765 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:53:11,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 288 states, 288 states have (on average 4.975694444444445) internal successors, (1433), 288 states have internal predecessors, (1433), 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 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:53:11,766 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:53:11,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:53:11,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:53:11,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:53:11,767 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:53:27,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:53:27,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:53:27,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:53:27,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 314 states. [2024-04-04 16:53:27,901 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 16:53:28,095 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,22 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:53:28,095 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 16:53:28,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:53:28,096 INFO L85 PathProgramCache]: Analyzing trace with hash 720839076, now seen corresponding path program 21 times [2024-04-04 16:53:28,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:53:28,096 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212633315] [2024-04-04 16:53:28,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:53:28,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:53:28,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:53:33,267 INFO L134 CoverageAnalysis]: Checked inductivity of 6696 backedges. 3987 proven. 2684 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:53:33,267 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:53:33,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212633315] [2024-04-04 16:53:33,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212633315] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:53:33,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1849236847] [2024-04-04 16:53:33,267 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 16:53:33,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:53:33,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:53:33,272 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 16:53:33,321 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 16:53:52,802 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 27 check-sat command(s) [2024-04-04 16:53:52,802 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:53:52,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 102 conjunts are in the unsatisfiable core [2024-04-04 16:53:52,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:53:58,068 INFO L134 CoverageAnalysis]: Checked inductivity of 6696 backedges. 3993 proven. 2678 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:53:58,069 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:54:02,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6696 backedges. 4439 proven. 2232 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:54:02,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1849236847] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:54:02,500 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:54:02,500 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [103, 103, 103] total 258 [2024-04-04 16:54:02,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134905001] [2024-04-04 16:54:02,501 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:54:02,508 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 258 states [2024-04-04 16:54:02,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:54:03,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 258 interpolants. [2024-04-04 16:54:03,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8540, Invalid=57766, Unknown=0, NotChecked=0, Total=66306 [2024-04-04 16:54:03,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:03,415 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:54:03,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 258 states, 258 states have (on average 5.60077519379845) internal successors, (1445), 258 states have internal predecessors, (1445), 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 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:54:03,416 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 314 states. [2024-04-04 16:54:03,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:06,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:06,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:54:06,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:54:06,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:54:06,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 314 states. [2024-04-04 16:54:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:54:06,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2024-04-04 16:54:06,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-04-04 16:54:06,672 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 16:54:06,673 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:54:06,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1106350810, now seen corresponding path program 22 times [2024-04-04 16:54:06,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:54:06,673 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286539886] [2024-04-04 16:54:06,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:54:06,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:54:06,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:54:12,265 INFO L134 CoverageAnalysis]: Checked inductivity of 6889 backedges. 3694 proven. 3170 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:54:12,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:54:12,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286539886] [2024-04-04 16:54:12,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286539886] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:54:12,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2060518440] [2024-04-04 16:54:12,265 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 16:54:12,265 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:54:12,265 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:54:12,266 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 16:54:12,268 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 16:54:12,556 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 16:54:12,556 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:54:12,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 1032 conjuncts, 106 conjunts are in the unsatisfiable core [2024-04-04 16:54:12,568 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:54:18,714 INFO L134 CoverageAnalysis]: Checked inductivity of 6889 backedges. 3384 proven. 2485 refuted. 0 times theorem prover too weak. 1020 trivial. 0 not checked. [2024-04-04 16:54:18,715 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:54:24,911 INFO L134 CoverageAnalysis]: Checked inductivity of 6889 backedges. 3444 proven. 2425 refuted. 0 times theorem prover too weak. 1020 trivial. 0 not checked. [2024-04-04 16:54:24,911 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2060518440] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:54:24,911 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:54:24,912 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [107, 107, 107] total 312 [2024-04-04 16:54:24,912 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925997619] [2024-04-04 16:54:24,912 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:54:24,913 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 312 states [2024-04-04 16:54:24,913 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:54:25,707 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 312 interpolants. [2024-04-04 16:54:25,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9923, Invalid=87109, Unknown=0, NotChecked=0, Total=97032 [2024-04-04 16:54:25,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:25,711 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:54:25,711 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 312 states, 312 states have (on average 4.759615384615385) internal successors, (1485), 312 states have internal predecessors, (1485), 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 16:54:25,711 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 314 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:54:25,712 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:54:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:54:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:54:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:54:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:54:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:54:31,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 314 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:54:31,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 16:54:31,539 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 16:54:31,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-04-04 16:54:31,739 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 16:54:31,739 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:54:31,739 INFO L85 PathProgramCache]: Analyzing trace with hash 979004944, now seen corresponding path program 23 times [2024-04-04 16:54:31,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:54:31,740 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627901165] [2024-04-04 16:54:31,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:54:31,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:54:31,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:54:37,976 INFO L134 CoverageAnalysis]: Checked inductivity of 7090 backedges. 3431 proven. 3634 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 16:54:37,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:54:37,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627901165] [2024-04-04 16:54:37,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627901165] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:54:37,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1420111754] [2024-04-04 16:54:37,977 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 16:54:37,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:54:37,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:54:37,978 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 16:54:37,980 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 16:54:45,510 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2024-04-04 16:54:45,510 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:54:45,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 1138 conjuncts, 108 conjunts are in the unsatisfiable core [2024-04-04 16:54:45,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:54:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 7090 backedges. 0 proven. 4464 refuted. 0 times theorem prover too weak. 2626 trivial. 0 not checked. [2024-04-04 16:54:52,325 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:54:54,960 INFO L134 CoverageAnalysis]: Checked inductivity of 7090 backedges. 1047 proven. 757 refuted. 0 times theorem prover too weak. 5286 trivial. 0 not checked. [2024-04-04 16:54:54,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1420111754] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:54:54,960 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:54:54,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [111, 109, 33] total 248 [2024-04-04 16:54:54,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1828196630] [2024-04-04 16:54:54,961 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:54:54,961 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 248 states [2024-04-04 16:54:54,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:54:55,479 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 248 interpolants. [2024-04-04 16:54:55,481 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=2365, Invalid=58891, Unknown=0, NotChecked=0, Total=61256 [2024-04-04 16:54:55,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:55,481 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:54:55,482 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 248 states, 248 states have (on average 4.955645161290323) internal successors, (1229), 248 states have internal predecessors, (1229), 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 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:54:55,482 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 262 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 314 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 16:54:55,483 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:55:58,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:55:58,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:55:58,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:55:58,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:55:58,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:55:58,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 265 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 16:55:58,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 779 states. [2024-04-04 16:55:58,303 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 16:55:58,498 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,25 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:55:58,499 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 16:55:58,499 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:55:58,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1079656815, now seen corresponding path program 24 times [2024-04-04 16:55:58,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:55:58,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [65971872] [2024-04-04 16:55:58,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:55:58,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:55:58,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:56:05,431 INFO L134 CoverageAnalysis]: Checked inductivity of 9908 backedges. 6799 proven. 3059 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-04-04 16:56:05,431 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:56:05,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [65971872] [2024-04-04 16:56:05,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [65971872] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:56:05,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1463698181] [2024-04-04 16:56:05,432 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2024-04-04 16:56:05,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:56:05,432 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:56:05,433 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 16:56:05,435 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2024-04-04 16:56:38,726 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2024-04-04 16:56:38,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:56:38,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 1285 conjuncts, 124 conjunts are in the unsatisfiable core [2024-04-04 16:56:38,766 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:56:44,990 INFO L134 CoverageAnalysis]: Checked inductivity of 9908 backedges. 6054 proven. 3843 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-04 16:56:44,991 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:56:50,288 INFO L134 CoverageAnalysis]: Checked inductivity of 9908 backedges. 7062 proven. 2835 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-04-04 16:56:50,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1463698181] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:56:50,289 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:56:50,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [118, 125, 125] total 308 [2024-04-04 16:56:50,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342391291] [2024-04-04 16:56:50,289 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:56:50,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 308 states [2024-04-04 16:56:50,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:56:51,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 308 interpolants. [2024-04-04 16:56:51,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12969, Invalid=81587, Unknown=0, NotChecked=0, Total=94556 [2024-04-04 16:56:51,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:56:51,203 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:56:51,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 308 states, 308 states have (on average 5.6980519480519485) internal successors, (1755), 308 states have internal predecessors, (1755), 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 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:56:51,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 265 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 779 states. [2024-04-04 16:56:51,205 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:56:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:56:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:56:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:56:56,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 265 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 779 states. [2024-04-04 16:56:56,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-04 16:56:56,434 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2024-04-04 16:56:56,634 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-04-04 16:56:56,634 INFO L420 AbstractCegarLoop]: === Iteration 27 === 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 16:56:56,634 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:56:56,634 INFO L85 PathProgramCache]: Analyzing trace with hash -1112217685, now seen corresponding path program 25 times [2024-04-04 16:56:56,634 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:56:56,634 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266592650] [2024-04-04 16:56:56,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:56:56,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:56:56,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:57:05,761 INFO L134 CoverageAnalysis]: Checked inductivity of 11330 backedges. 3756 proven. 7565 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-04-04 16:57:05,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:57:05,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266592650] [2024-04-04 16:57:05,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266592650] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:57:05,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541721791] [2024-04-04 16:57:05,762 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2024-04-04 16:57:05,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:57:05,762 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:57:05,763 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 16:57:05,764 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2024-04-04 16:57:06,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:57:06,112 INFO L262 TraceCheckSpWp]: Trace formula consists of 1369 conjuncts, 138 conjunts are in the unsatisfiable core [2024-04-04 16:57:06,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:57:14,831 INFO L134 CoverageAnalysis]: Checked inductivity of 11330 backedges. 5529 proven. 4337 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2024-04-04 16:57:14,831 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:57:24,607 INFO L134 CoverageAnalysis]: Checked inductivity of 11330 backedges. 5609 proven. 4257 refuted. 0 times theorem prover too weak. 1464 trivial. 0 not checked. [2024-04-04 16:57:24,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541721791] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:57:24,608 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:57:24,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [131, 139, 139] total 404 [2024-04-04 16:57:24,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1156912474] [2024-04-04 16:57:24,608 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:57:24,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 404 states [2024-04-04 16:57:24,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:57:25,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 404 interpolants. [2024-04-04 16:57:25,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13466, Invalid=149346, Unknown=0, NotChecked=0, Total=162812 [2024-04-04 16:57:25,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:57:25,570 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:57:25,571 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 404 states, 404 states have (on average 4.846534653465347) internal successors, (1958), 404 states have internal predecessors, (1958), 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 16:57:25,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:57:25,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:57:25,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:57:25,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:57:25,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:57:25,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 265 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 779 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-04 16:57:25,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:57:55,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 265 states. [2024-04-04 16:57:55,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:57:55,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:57:55,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:57:55,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 16:57:55,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:57:55,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 16:57:55,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 779 states. [2024-04-04 16:57:55,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-04 16:57:55,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 435 states. [2024-04-04 16:57:55,378 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Ended with exit code 0 [2024-04-04 16:57:55,578 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-04-04 16:57:55,578 INFO L420 AbstractCegarLoop]: === Iteration 28 === 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 16:57:55,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:57:55,578 INFO L85 PathProgramCache]: Analyzing trace with hash -267411556, now seen corresponding path program 26 times [2024-04-04 16:57:55,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:57:55,579 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174631220] [2024-04-04 16:57:55,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:57:55,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:57:55,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:58:07,090 INFO L134 CoverageAnalysis]: Checked inductivity of 14085 backedges. 9400 proven. 4655 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-04-04 16:58:07,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:58:07,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174631220] [2024-04-04 16:58:07,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174631220] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:58:07,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1093448437] [2024-04-04 16:58:07,090 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 16:58:07,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:58:07,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:58:07,091 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 16:58:07,093 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2024-04-04 16:58:07,536 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 16:58:07,536 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 16:58:07,545 INFO L262 TraceCheckSpWp]: Trace formula consists of 1488 conjuncts, 142 conjunts are in the unsatisfiable core [2024-04-04 16:58:07,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 16:58:18,714 INFO L134 CoverageAnalysis]: Checked inductivity of 14085 backedges. 6881 proven. 4688 refuted. 0 times theorem prover too weak. 2516 trivial. 0 not checked. [2024-04-04 16:58:18,715 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 16:58:34,308 INFO L134 CoverageAnalysis]: Checked inductivity of 14085 backedges. 7047 proven. 4522 refuted. 0 times theorem prover too weak. 2516 trivial. 0 not checked. [2024-04-04 16:58:34,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1093448437] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 16:58:34,308 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 16:58:34,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [143, 143, 143] total 421 [2024-04-04 16:58:34,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1249073954] [2024-04-04 16:58:34,309 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 16:58:34,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 421 states [2024-04-04 16:58:34,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 16:58:35,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 421 interpolants. [2024-04-04 16:58:35,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17113, Invalid=159707, Unknown=0, NotChecked=0, Total=176820 [2024-04-04 16:58:35,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:58:35,848 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 16:58:35,849 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 421 states, 421 states have (on average 4.793349168646081) internal successors, (2018), 421 states have internal predecessors, (2018), 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 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:58:35,849 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 265 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 779 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 435 states. [2024-04-04 16:58:35,850 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:58:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 16:58:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 16:58:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 16:58:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 16:58:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 16:58:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 16:58:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 16:58:44,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 265 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 779 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 435 states. [2024-04-04 16:58:44,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-04-04 16:58:44,530 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2024-04-04 16:58:44,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-04-04 16:58:44,726 INFO L420 AbstractCegarLoop]: === Iteration 29 === 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 16:58:44,726 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 16:58:44,726 INFO L85 PathProgramCache]: Analyzing trace with hash -1333137070, now seen corresponding path program 27 times [2024-04-04 16:58:44,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 16:58:44,726 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [388281310] [2024-04-04 16:58:44,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 16:58:44,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 16:58:44,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 16:58:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 14358 backedges. 8841 proven. 5494 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-04-04 16:58:56,735 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 16:58:56,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [388281310] [2024-04-04 16:58:56,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [388281310] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 16:58:56,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033720637] [2024-04-04 16:58:56,736 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 16:58:56,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 16:58:56,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 16:58:56,737 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 16:58:56,739 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2024-04-04 17:00:40,221 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 37 check-sat command(s) [2024-04-04 17:00:40,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 17:00:40,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 1502 conjuncts, 152 conjunts are in the unsatisfiable core [2024-04-04 17:00:40,283 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 17:00:49,120 INFO L134 CoverageAnalysis]: Checked inductivity of 14358 backedges. 8677 proven. 5681 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 17:00:49,121 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 17:01:02,350 INFO L134 CoverageAnalysis]: Checked inductivity of 14358 backedges. 9563 proven. 4795 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 17:01:02,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033720637] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 17:01:02,351 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 17:01:02,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [147, 153, 153] total 446 [2024-04-04 17:01:02,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [321248864] [2024-04-04 17:01:02,351 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 17:01:02,352 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 446 states [2024-04-04 17:01:02,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 17:01:03,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 446 interpolants. [2024-04-04 17:01:03,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15215, Invalid=183255, Unknown=0, NotChecked=0, Total=198470 [2024-04-04 17:01:03,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:01:03,693 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 17:01:03,694 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 446 states, 446 states have (on average 5.881165919282512) internal successors, (2623), 446 states have internal predecessors, (2623), 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 17:01:03,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:01:03,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 17:01:03,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 17:01:03,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 17:01:03,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 17:01:03,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 17:01:03,694 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 265 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 779 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 435 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-04-04 17:01:03,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:01:13,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 265 states. [2024-04-04 17:01:13,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 17:01:13,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 17:01:13,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 17:01:13,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 17:01:13,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-04-04 17:01:13,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 17:01:13,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 779 states. [2024-04-04 17:01:13,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-04 17:01:13,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 435 states. [2024-04-04 17:01:13,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-04-04 17:01:13,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2024-04-04 17:01:13,678 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2024-04-04 17:01:13,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-04-04 17:01:13,864 INFO L420 AbstractCegarLoop]: === Iteration 30 === 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 17:01:13,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 17:01:13,864 INFO L85 PathProgramCache]: Analyzing trace with hash -758490070, now seen corresponding path program 28 times [2024-04-04 17:01:13,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 17:01:13,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [998380035] [2024-04-04 17:01:13,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 17:01:13,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 17:01:14,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 17:01:25,319 INFO L134 CoverageAnalysis]: Checked inductivity of 15530 backedges. 5081 proven. 10424 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-04-04 17:01:25,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 17:01:25,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [998380035] [2024-04-04 17:01:25,319 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [998380035] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 17:01:25,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [497107243] [2024-04-04 17:01:25,320 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 17:01:25,320 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 17:01:25,320 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 17:01:25,321 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 17:01:25,322 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2024-04-04 17:01:25,697 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 17:01:25,698 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 17:01:25,716 INFO L262 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 162 conjunts are in the unsatisfiable core [2024-04-04 17:01:25,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 17:01:36,553 INFO L134 CoverageAnalysis]: Checked inductivity of 15530 backedges. 7555 proven. 6062 refuted. 0 times theorem prover too weak. 1913 trivial. 0 not checked. [2024-04-04 17:01:36,553 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 17:01:50,093 INFO L134 CoverageAnalysis]: Checked inductivity of 15530 backedges. 7650 proven. 5967 refuted. 0 times theorem prover too weak. 1913 trivial. 0 not checked. [2024-04-04 17:01:50,095 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [497107243] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 17:01:50,095 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 17:01:50,095 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [151, 163, 163] total 472 [2024-04-04 17:01:50,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38318723] [2024-04-04 17:01:50,095 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 17:01:50,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 472 states [2024-04-04 17:01:50,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 17:01:51,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 472 interpolants. [2024-04-04 17:01:51,371 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18387, Invalid=203925, Unknown=0, NotChecked=0, Total=222312 [2024-04-04 17:01:51,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:01:51,372 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 17:01:51,373 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 472 states, 472 states have (on average 4.786016949152542) internal successors, (2259), 472 states have internal predecessors, (2259), 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 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 17:01:51,373 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 17:01:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 17:01:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 17:01:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 265 states. [2024-04-04 17:01:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 17:01:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 17:01:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 17:01:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 17:01:51,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2024-04-04 17:01:51,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 17:01:51,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 779 states. [2024-04-04 17:01:51,375 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-04 17:01:51,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 435 states. [2024-04-04 17:01:51,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-04-04 17:01:51,376 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 160 states. [2024-04-04 17:01:51,377 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 108 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2024-04-04 17:02:29,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 69 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 214 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 265 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 317 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 110 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 779 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 435 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 152 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 160 states. [2024-04-04 17:02:29,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 504 states. [2024-04-04 17:02:29,153 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2024-04-04 17:02:29,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,30 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 17:02:29,353 INFO L420 AbstractCegarLoop]: === Iteration 31 === 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 17:02:29,353 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 17:02:29,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1163836271, now seen corresponding path program 29 times [2024-04-04 17:02:29,353 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 17:02:29,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [957628510] [2024-04-04 17:02:29,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 17:02:29,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 17:02:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 17:02:44,680 INFO L134 CoverageAnalysis]: Checked inductivity of 18708 backedges. 11601 proven. 7084 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2024-04-04 17:02:44,680 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 17:02:44,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [957628510] [2024-04-04 17:02:44,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [957628510] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 17:02:44,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1071866360] [2024-04-04 17:02:44,681 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2024-04-04 17:02:44,681 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 17:02:44,681 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 17:02:44,684 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-04 17:02:44,685 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process Received shutdown request... [2024-04-04 17:03:27,204 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 17:03:27,211 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 [2024-04-04 17:03:27,230 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 [2024-04-04 17:03:28,237 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-04 17:03:28,237 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 [2024-04-04 17:03:28,405 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forcibly destroying the process [2024-04-04 17:03:28,413 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-04-04 17:03:28,414 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-04-04 17:03:28,414 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [167] total 167 [2024-04-04 17:03:28,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138771676] [2024-04-04 17:03:28,414 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-04-04 17:03:28,415 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 167 states [2024-04-04 17:03:28,415 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 17:03:28,422 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 137 [2024-04-04 17:03:28,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 167 interpolants. [2024-04-04 17:03:28,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3304, Invalid=24418, Unknown=0, NotChecked=0, Total=27722 [2024-04-04 17:03:28,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:03:28,961 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 17:03:28,961 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 167 states, 167 states have (on average 6.125748502994012) internal successors, (1023), 167 states have internal predecessors, (1023), 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 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 42 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 125 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 46 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 108 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2024-04-04 17:03:28,961 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 57 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 60 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 69 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 214 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 82 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 265 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 92 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 99 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 317 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 110 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 114 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 779 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 136 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 435 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 152 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 160 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 504 states. [2024-04-04 17:03:28,962 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 17:03:28,963 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-04-04 17:03:28,963 WARN L619 AbstractCegarLoop]: Verification canceled: while executing DepthFirstTraversal. [2024-04-04 17:03:28,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2024-04-04 17:03:28,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-04-04 17:03:28,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2024-04-04 17:03:28,965 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2024-04-04 17:03:28,968 INFO L445 BasicCegarLoop]: Path program histogram: [29, 1, 1] [2024-04-04 17:03:28,974 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 17:03:28,975 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 17:03:28,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 05:03:28 BasicIcfg [2024-04-04 17:03:28,977 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 17:03:28,977 INFO L158 Benchmark]: Toolchain (without parser) took 850430.55ms. Allocated memory was 156.2MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 91.1MB in the beginning and 990.4MB in the end (delta: -899.3MB). Peak memory consumption was 1.7GB. Max. memory is 8.0GB. [2024-04-04 17:03:28,977 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 156.2MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 17:03:28,978 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.49ms. Allocated memory is still 156.2MB. Free memory was 91.0MB in the beginning and 79.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2024-04-04 17:03:28,978 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.86ms. Allocated memory is still 156.2MB. Free memory was 79.0MB in the beginning and 77.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2024-04-04 17:03:28,978 INFO L158 Benchmark]: Boogie Preprocessor took 60.77ms. Allocated memory is still 156.2MB. Free memory was 77.2MB in the beginning and 131.5MB in the end (delta: -54.3MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. [2024-04-04 17:03:28,978 INFO L158 Benchmark]: RCFGBuilder took 442.53ms. Allocated memory is still 156.2MB. Free memory was 131.5MB in the beginning and 108.9MB in the end (delta: 22.5MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. [2024-04-04 17:03:28,978 INFO L158 Benchmark]: TraceAbstraction took 849649.79ms. Allocated memory was 156.2MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 107.4MB in the beginning and 990.4MB in the end (delta: -883.1MB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. [2024-04-04 17:03:28,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 156.2MB. Free memory is still 96.7MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 243.49ms. Allocated memory is still 156.2MB. Free memory was 91.0MB in the beginning and 79.1MB in the end (delta: 11.9MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 29.86ms. Allocated memory is still 156.2MB. Free memory was 79.0MB in the beginning and 77.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 60.77ms. Allocated memory is still 156.2MB. Free memory was 77.2MB in the beginning and 131.5MB in the end (delta: -54.3MB). Peak memory consumption was 7.7MB. Max. memory is 8.0GB. * RCFGBuilder took 442.53ms. Allocated memory is still 156.2MB. Free memory was 131.5MB in the beginning and 108.9MB in the end (delta: 22.5MB). Peak memory consumption was 22.0MB. Max. memory is 8.0GB. * TraceAbstraction took 849649.79ms. Allocated memory was 156.2MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 107.4MB in the beginning and 990.4MB in the end (delta: -883.1MB). Peak memory consumption was 1.8GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 613081, independent: 531711, independent conditional: 527317, independent unconditional: 4394, dependent: 81370, dependent conditional: 78306, dependent unconditional: 3064, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 532113, independent: 531711, independent conditional: 527317, independent unconditional: 4394, dependent: 402, dependent conditional: 402, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 532113, independent: 531711, independent conditional: 527317, independent unconditional: 4394, dependent: 402, dependent conditional: 402, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 532113, independent: 531711, independent conditional: 527317, independent unconditional: 4394, dependent: 402, dependent conditional: 402, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 534505, independent: 531711, independent conditional: 115365, independent unconditional: 416346, dependent: 2794, dependent conditional: 1990, dependent unconditional: 804, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 534505, independent: 531711, independent conditional: 110234, independent unconditional: 421477, dependent: 2794, dependent conditional: 436, dependent unconditional: 2358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 534505, independent: 531711, independent conditional: 110234, independent unconditional: 421477, dependent: 2794, dependent conditional: 436, dependent unconditional: 2358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 921, independent: 907, independent conditional: 1, independent unconditional: 906, dependent: 14, dependent conditional: 12, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 921, independent: 906, independent conditional: 0, independent unconditional: 906, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 14, dependent conditional: 12, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 14, dependent conditional: 12, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 92, dependent conditional: 51, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 534505, independent: 530804, independent conditional: 110233, independent unconditional: 420571, dependent: 2780, dependent conditional: 424, dependent unconditional: 2356, unknown: 921, unknown conditional: 13, unknown unconditional: 908] , Statistics on independence cache: Total cache size (in pairs): 921, Positive cache size: 907, Positive conditional cache size: 1, Positive unconditional cache size: 906, Negative cache size: 14, Negative conditional cache size: 12, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6685, Maximal queried relation: 10, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 534505, independent: 531711, independent conditional: 115365, independent unconditional: 416346, dependent: 2794, dependent conditional: 1990, dependent unconditional: 804, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 534505, independent: 531711, independent conditional: 110234, independent unconditional: 421477, dependent: 2794, dependent conditional: 436, dependent unconditional: 2358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 534505, independent: 531711, independent conditional: 110234, independent unconditional: 421477, dependent: 2794, dependent conditional: 436, dependent unconditional: 2358, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 921, independent: 907, independent conditional: 1, independent unconditional: 906, dependent: 14, dependent conditional: 12, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 921, independent: 906, independent conditional: 0, independent unconditional: 906, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 14, dependent conditional: 12, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 14, dependent conditional: 12, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 93, independent: 1, independent conditional: 1, independent unconditional: 0, dependent: 92, dependent conditional: 51, dependent unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 534505, independent: 530804, independent conditional: 110233, independent unconditional: 420571, dependent: 2780, dependent conditional: 424, dependent unconditional: 2356, unknown: 921, unknown conditional: 13, unknown unconditional: 908] , Statistics on independence cache: Total cache size (in pairs): 921, Positive cache size: 907, Positive conditional cache size: 1, Positive unconditional cache size: 906, Negative cache size: 14, Negative conditional cache size: 12, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 6685 ], Independence queries for same thread: 80968 - TimeoutResultAtElement [Line: 100]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 94]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - TimeoutResultAtElement [Line: 93]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while executing DepthFirstTraversal. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 7 procedures, 178 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 849.4s, OverallIterations: 31, TraceHistogramMax: 0, PathProgramHistogramMax: 29, EmptinessCheckTime: 250.2s, 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: 4610, 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, 182.8s SatisfiabilityAnalysisTime, 347.3s InterpolantComputationTime, 29102 NumberOfCodeBlocks, 28952 NumberOfCodeBlocksAsserted, 297 NumberOfCheckSat, 42911 ConstructedInterpolants, 0 QuantifiedInterpolants, 237706 SizeOfPredicates, 2102 NumberOfNonLiveVariables, 23368 ConjunctsInSsa, 2104 ConjunctsInUnsatCore, 87 InterpolantComputations, 2 PerfectInterpolantSequences, 233910/395682 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