/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 02:52:46,004 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 02:52:46,065 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 02:52:46,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 02:52:46,070 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 02:52:46,093 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 02:52:46,094 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 02:52:46,094 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 02:52:46,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 02:52:46,097 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 02:52:46,098 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 02:52:46,098 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 02:52:46,098 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 02:52:46,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 02:52:46,100 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 02:52:46,100 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 02:52:46,100 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 02:52:46,100 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 02:52:46,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 02:52:46,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 02:52:46,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 02:52:46,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 02:52:46,101 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 02:52:46,101 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 02:52:46,101 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 02:52:46,101 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 02:52:46,102 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 02:52:46,102 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 02:52:46,102 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 02:52:46,102 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 02:52:46,103 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 02:52:46,103 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 02:52:46,103 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 02:52:46,103 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 02:52:46,103 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 02:52:46,103 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 02:52:46,104 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 02:52:46,104 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 02:52:46,104 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 02:52:46,104 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-04 02:52:46,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 02:52:46,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 02:52:46,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 02:52:46,338 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 02:52:46,338 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 02:52:46,339 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-04-04 02:52:47,308 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 02:52:47,458 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 02:52:47,458 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c [2024-04-04 02:52:47,465 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a7562dc23/bf3290d87587453fb8ecfe4e4833f721/FLAG795ced3ae [2024-04-04 02:52:47,475 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/a7562dc23/bf3290d87587453fb8ecfe4e4833f721 [2024-04-04 02:52:47,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 02:52:47,478 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 02:52:47,479 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 02:52:47,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 02:52:47,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 02:52:47,483 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,484 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4054b5a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47, skipping insertion in model container [2024-04-04 02:52:47,484 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,504 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 02:52:47,623 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2024-04-04 02:52:47,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 02:52:47,638 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 02:52:47,659 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/parallel-parallel-sum-2.wvr.c[4225,4238] [2024-04-04 02:52:47,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 02:52:47,673 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:52:47,673 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-04 02:52:47,679 INFO L206 MainTranslator]: Completed translation [2024-04-04 02:52:47,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47 WrapperNode [2024-04-04 02:52:47,679 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 02:52:47,680 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 02:52:47,680 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 02:52:47,680 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 02:52:47,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,692 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,714 INFO L138 Inliner]: procedures = 29, calls = 88, calls flagged for inlining = 22, calls inlined = 32, statements flattened = 403 [2024-04-04 02:52:47,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 02:52:47,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 02:52:47,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 02:52:47,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 02:52:47,746 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,749 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,749 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,756 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 02:52:47,803 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 02:52:47,803 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 02:52:47,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 02:52:47,804 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (1/1) ... [2024-04-04 02:52:47,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 02:52:47,831 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:52:47,844 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 02:52:47,891 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 02:52:47,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 02:52:47,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 02:52:47,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 02:52:47,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 02:52:47,914 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-04-04 02:52:47,914 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-04-04 02:52:47,914 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-04-04 02:52:47,914 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-04-04 02:52:47,914 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2024-04-04 02:52:47,915 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2024-04-04 02:52:47,915 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2024-04-04 02:52:47,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2024-04-04 02:52:47,916 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 02:52:47,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2024-04-04 02:52:47,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2024-04-04 02:52:47,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2024-04-04 02:52:47,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2024-04-04 02:52:47,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-04 02:52:47,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-04 02:52:47,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 02:52:47,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 02:52:47,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 02:52:47,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 02:52:47,918 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 02:52:48,013 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 02:52:48,015 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 02:52:48,393 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 02:52:48,558 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 02:52:48,558 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2024-04-04 02:52:48,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:52:48 BoogieIcfgContainer [2024-04-04 02:52:48,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 02:52:48,562 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 02:52:48,563 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 02:52:48,565 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 02:52:48,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 02:52:47" (1/3) ... [2024-04-04 02:52:48,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c32ed94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:52:48, skipping insertion in model container [2024-04-04 02:52:48,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 02:52:47" (2/3) ... [2024-04-04 02:52:48,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1c32ed94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 02:52:48, skipping insertion in model container [2024-04-04 02:52:48,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 02:52:48" (3/3) ... [2024-04-04 02:52:48,568 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-2.wvr.c [2024-04-04 02:52:48,574 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 02:52:48,581 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 02:52:48,581 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-04-04 02:52:48,581 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 02:52:48,687 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2024-04-04 02:52:48,735 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 02:52:48,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 02:52:48,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:52:48,738 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 02:52:48,742 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 02:52:48,773 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 02:52:48,782 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:52:48,783 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 02:52:48,789 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;@432b0c5f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 02:52:48,789 INFO L358 AbstractCegarLoop]: Starting to check reachability of 11 error locations. [2024-04-04 02:52:49,386 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-04 02:52:49,390 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:52:49,391 INFO L85 PathProgramCache]: Analyzing trace with hash -501063113, now seen corresponding path program 1 times [2024-04-04 02:52:49,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:52:49,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066903631] [2024-04-04 02:52:49,399 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:52:49,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:52:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:52:49,765 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:52:49,765 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:52:49,765 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066903631] [2024-04-04 02:52:49,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066903631] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:52:49,766 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:52:49,766 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 02:52:49,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1048844679] [2024-04-04 02:52:49,767 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:52:49,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 02:52:49,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:52:49,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 02:52:49,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 02:52:49,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:49,808 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:52:49,809 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 115.0) internal successors, (230), 2 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-04 02:52:49,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:50,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:50,877 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 02:52:50,877 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-04 02:52:50,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:52:50,877 INFO L85 PathProgramCache]: Analyzing trace with hash 1230864671, now seen corresponding path program 1 times [2024-04-04 02:52:50,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:52:50,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1252026756] [2024-04-04 02:52:50,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:52:50,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:52:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:52:51,722 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:52:51,723 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:52:51,723 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1252026756] [2024-04-04 02:52:51,723 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1252026756] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:52:51,724 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 02:52:51,724 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-04-04 02:52:51,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015796025] [2024-04-04 02:52:51,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:52:51,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-04-04 02:52:51,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:52:51,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-04-04 02:52:51,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-04-04 02:52:51,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:51,730 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:52:51,731 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 17.153846153846153) internal successors, (223), 13 states have internal predecessors, (223), 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 02:52:51,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:51,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:53,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:53,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:52:53,352 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 02:52:53,352 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-04 02:52:53,352 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:52:53,352 INFO L85 PathProgramCache]: Analyzing trace with hash 1816775915, now seen corresponding path program 1 times [2024-04-04 02:52:53,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:52:53,353 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929123325] [2024-04-04 02:52:53,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:52:53,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:52:53,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:52:54,209 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:52:54,210 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:52:54,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929123325] [2024-04-04 02:52:54,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929123325] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:52:54,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [306527415] [2024-04-04 02:52:54,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:52:54,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:52:54,211 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:52:54,242 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 02:52:54,260 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 02:52:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:52:54,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 570 conjuncts, 29 conjunts are in the unsatisfiable core [2024-04-04 02:52:54,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:52:55,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:52:55,481 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 02:52:55,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 02:52:55,829 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [306527415] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-04 02:52:55,829 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-04 02:52:55,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [19, 17] total 38 [2024-04-04 02:52:55,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [254214693] [2024-04-04 02:52:55,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:52:55,830 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-04-04 02:52:55,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:52:55,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-04-04 02:52:55,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=171, Invalid=1235, Unknown=0, NotChecked=0, Total=1406 [2024-04-04 02:52:55,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:55,831 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:52:55,831 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 19.25) internal successors, (231), 12 states have internal predecessors, (231), 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 02:52:55,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:55,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:52:55,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:57,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:52:57,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-04-04 02:52:57,645 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 02:52:57,841 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 02:52:57,842 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-04 02:52:57,842 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:52:57,842 INFO L85 PathProgramCache]: Analyzing trace with hash 57278693, now seen corresponding path program 1 times [2024-04-04 02:52:57,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:52:57,842 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456568735] [2024-04-04 02:52:57,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:52:57,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:52:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:52:58,390 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:52:58,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:52:58,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456568735] [2024-04-04 02:52:58,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456568735] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:52:58,391 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145761721] [2024-04-04 02:52:58,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:52:58,391 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:52:58,391 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:52:58,393 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 02:52:58,421 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 02:52:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:52:58,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 13 conjunts are in the unsatisfiable core [2024-04-04 02:52:58,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:52:58,882 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 02:52:58,882 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 02:52:58,883 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145761721] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:52:58,883 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 02:52:58,883 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [14] total 20 [2024-04-04 02:52:58,883 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1868547725] [2024-04-04 02:52:58,883 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:52:58,883 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-04 02:52:58,884 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:52:58,884 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-04 02:52:58,884 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=328, Unknown=0, NotChecked=0, Total=380 [2024-04-04 02:52:58,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:58,884 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:52:58,885 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.5) internal successors, (236), 8 states have internal predecessors, (236), 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 02:52:58,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:52:58,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:52:58,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2024-04-04 02:52:58,885 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:12,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:12,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:53:12,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:12,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:12,682 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-04 02:53:12,882 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 02:53:12,882 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-04 02:53:12,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:53:12,883 INFO L85 PathProgramCache]: Analyzing trace with hash -1385633636, now seen corresponding path program 1 times [2024-04-04 02:53:12,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:53:12,883 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582430059] [2024-04-04 02:53:12,883 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:53:12,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:53:12,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:53:13,392 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:53:13,392 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:53:13,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582430059] [2024-04-04 02:53:13,393 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582430059] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:53:13,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [854875248] [2024-04-04 02:53:13,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:53:13,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:53:13,393 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:53:13,394 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 02:53:13,424 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 02:53:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:53:13,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 586 conjuncts, 13 conjunts are in the unsatisfiable core [2024-04-04 02:53:13,557 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:53:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-04 02:53:13,810 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-04 02:53:13,810 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [854875248] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 02:53:13,810 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-04 02:53:13,810 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2024-04-04 02:53:13,811 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910863252] [2024-04-04 02:53:13,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 02:53:13,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-04 02:53:13,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:53:13,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-04 02:53:13,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2024-04-04 02:53:13,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:13,814 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:53:13,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 29.5) internal successors, (236), 8 states have internal predecessors, (236), 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 02:53:13,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:13,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:53:13,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:13,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:13,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:53:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:27,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:53:27,337 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-04-04 02:53:27,536 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 02:53:27,537 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-04 02:53:27,537 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:53:27,537 INFO L85 PathProgramCache]: Analyzing trace with hash -1032001360, now seen corresponding path program 1 times [2024-04-04 02:53:27,537 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:53:27,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1311547284] [2024-04-04 02:53:27,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:53:27,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:53:27,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:53:28,002 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 02:53:28,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:53:28,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1311547284] [2024-04-04 02:53:28,003 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1311547284] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:53:28,003 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [798375446] [2024-04-04 02:53:28,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:53:28,003 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:53:28,003 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:53:28,004 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 02:53:28,008 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 02:53:28,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:53:28,160 INFO L262 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 14 conjunts are in the unsatisfiable core [2024-04-04 02:53:28,163 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:53:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 02:53:28,404 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 02:53:28,633 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 02:53:28,633 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [798375446] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 02:53:28,633 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 02:53:28,633 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 11, 11] total 30 [2024-04-04 02:53:28,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431516880] [2024-04-04 02:53:28,633 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 02:53:28,634 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2024-04-04 02:53:28,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:53:28,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2024-04-04 02:53:28,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=119, Invalid=751, Unknown=0, NotChecked=0, Total=870 [2024-04-04 02:53:28,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:28,635 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:53:28,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 16.133333333333333) internal successors, (484), 30 states have internal predecessors, (484), 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 02:53:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:53:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:53:28,636 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:42,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:53:42,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:53:42,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:42,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:53:42,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:53:42,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:53:42,027 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 02:53:42,224 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 02:53:42,225 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-04 02:53:42,225 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:53:42,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1355962748, now seen corresponding path program 2 times [2024-04-04 02:53:42,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:53:42,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115741115] [2024-04-04 02:53:42,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:53:42,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:53:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:53:43,530 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:53:43,531 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:53:43,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115741115] [2024-04-04 02:53:43,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115741115] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:53:43,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086155691] [2024-04-04 02:53:43,531 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-04 02:53:43,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:53:43,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:53:43,533 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 02:53:43,560 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 02:53:43,715 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-04-04 02:53:43,715 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 02:53:43,718 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 71 conjunts are in the unsatisfiable core [2024-04-04 02:53:43,722 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:53:44,313 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-04-04 02:53:44,810 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 02:53:45,032 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 02:53:45,170 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 02:53:45,389 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 02:53:45,540 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 02:53:45,638 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 02:53:45,951 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 7 [2024-04-04 02:53:46,075 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 02:53:46,075 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 02:57:02,443 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-04-04 02:57:02,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086155691] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 02:57:02,443 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 02:57:02,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 34, 23] total 71 [2024-04-04 02:57:02,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946161357] [2024-04-04 02:57:02,444 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 02:57:02,444 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 71 states [2024-04-04 02:57:02,444 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:57:02,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 71 interpolants. [2024-04-04 02:57:02,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=435, Invalid=4370, Unknown=165, NotChecked=0, Total=4970 [2024-04-04 02:57:02,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:57:02,446 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:57:02,447 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 71 states, 71 states have (on average 8.943661971830986) internal successors, (635), 71 states have internal predecessors, (635), 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 02:57:02,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:57:02,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:57:02,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:57:02,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:57:02,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:57:02,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:57:02,447 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:58:59,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:58:59,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:58:59,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:58:59,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:58:59,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:58:59,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:58:59,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 02:58:59,304 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 02:58:59,499 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 02:58:59,500 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-04 02:58:59,500 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 02:58:59,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1165696600, now seen corresponding path program 3 times [2024-04-04 02:58:59,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 02:58:59,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1573902641] [2024-04-04 02:58:59,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 02:58:59,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 02:58:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 02:59:01,655 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 9 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-04-04 02:59:01,655 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 02:59:01,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1573902641] [2024-04-04 02:59:01,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1573902641] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 02:59:01,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767571788] [2024-04-04 02:59:01,655 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-04 02:59:01,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 02:59:01,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 02:59:01,656 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 02:59:01,657 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 02:59:01,842 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2024-04-04 02:59:01,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 02:59:01,844 INFO L262 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 21 conjunts are in the unsatisfiable core [2024-04-04 02:59:01,847 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 02:59:05,243 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-04 02:59:05,243 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 02:59:07,655 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-04-04 02:59:07,656 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767571788] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 02:59:07,656 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 02:59:07,656 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 13, 12] total 37 [2024-04-04 02:59:07,656 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183205096] [2024-04-04 02:59:07,656 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 02:59:07,657 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-04-04 02:59:07,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 02:59:07,658 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-04-04 02:59:07,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=114, Invalid=1218, Unknown=0, NotChecked=0, Total=1332 [2024-04-04 02:59:07,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:59:07,658 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 02:59:07,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 37 states have (on average 15.783783783783784) internal successors, (584), 37 states have internal predecessors, (584), 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 02:59:07,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 02:59:07,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 02:59:07,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:59:07,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 02:59:07,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 02:59:07,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 02:59:07,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 02:59:07,659 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:03:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:03:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-04-04 03:03:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 03:03:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-04-04 03:03:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:03:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-04-04 03:03:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2024-04-04 03:03:23,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 151 states. [2024-04-04 03:03:23,429 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 03:03:23,625 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 03:03:23,625 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (and 8 more)] === [2024-04-04 03:03:23,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 03:03:23,626 INFO L85 PathProgramCache]: Analyzing trace with hash -640572833, now seen corresponding path program 4 times [2024-04-04 03:03:23,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 03:03:23,626 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2047647362] [2024-04-04 03:03:23,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 03:03:23,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 03:03:23,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 03:03:30,833 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 03:03:30,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 03:03:30,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2047647362] [2024-04-04 03:03:30,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2047647362] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-04 03:03:30,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028985067] [2024-04-04 03:03:30,834 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2024-04-04 03:03:30,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-04 03:03:30,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 03:03:30,835 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 03:03:30,836 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 03:03:31,030 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2024-04-04 03:03:31,030 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-04 03:03:31,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 113 conjunts are in the unsatisfiable core [2024-04-04 03:03:31,043 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-04 03:03:34,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-04-04 03:03:37,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2024-04-04 03:03:43,001 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 03:03:43,524 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-04 03:03:43,525 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2024-04-04 03:03:44,643 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 03:03:45,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 03:03:47,203 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 03:03:48,193 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 03:03:48,956 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2024-04-04 03:03:53,993 INFO L349 Elim1Store]: treesize reduction 8, result has 75.8 percent of original size [2024-04-04 03:03:53,994 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 41 treesize of output 36 [2024-04-04 03:03:59,221 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-04 03:03:59,221 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-04 03:04:07,908 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-04-04 03:04:07,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028985067] provided 0 perfect and 2 imperfect interpolant sequences [2024-04-04 03:04:07,908 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-04-04 03:04:07,908 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 52, 24] total 97 [2024-04-04 03:04:07,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889497211] [2024-04-04 03:04:07,908 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-04-04 03:04:07,909 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 97 states [2024-04-04 03:04:07,909 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 03:04:07,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 97 interpolants. [2024-04-04 03:04:07,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=740, Invalid=8572, Unknown=0, NotChecked=0, Total=9312 [2024-04-04 03:04:07,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:04:07,912 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 03:04:07,913 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 97 states, 97 states have (on average 7.371134020618556) internal successors, (715), 97 states have internal predecessors, (715), 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 03:04:07,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 03:04:07,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2024-04-04 03:04:07,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 03:04:07,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2024-04-04 03:04:07,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-04 03:04:07,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2024-04-04 03:04:07,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2024-04-04 03:04:07,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 151 states. [2024-04-04 03:04:07,913 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Received shutdown request... [2024-04-04 03:06:52,094 WARN L235 SmtUtils]: Removed 2 from assertion stack [2024-04-04 03:06:52,099 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 03:06:52,134 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 03:06:52,134 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 03:06:52,138 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2024-04-04 03:06:52,294 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 03:06:52,295 WARN L619 AbstractCegarLoop]: Verification canceled: while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. [2024-04-04 03:06:52,296 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (8 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread1Thread1of1ForFork0Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Thread1of1ForFork3Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 11 remaining) [2024-04-04 03:06:52,297 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location thread4Thread1of1ForFork3Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 11 remaining) [2024-04-04 03:06:52,300 INFO L445 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1, 1, 1] [2024-04-04 03:06:52,303 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-04 03:06:52,303 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-04 03:06:52,307 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.04 03:06:52 BasicIcfg [2024-04-04 03:06:52,307 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-04 03:06:52,307 INFO L158 Benchmark]: Toolchain (without parser) took 844829.16ms. Allocated memory was 177.2MB in the beginning and 1.5GB in the end (delta: 1.3GB). Free memory was 104.4MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 998.9MB. Max. memory is 8.0GB. [2024-04-04 03:06:52,307 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 177.2MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-04 03:06:52,308 INFO L158 Benchmark]: CACSL2BoogieTranslator took 200.36ms. Allocated memory is still 177.2MB. Free memory was 104.3MB in the beginning and 91.1MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. [2024-04-04 03:06:52,308 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.59ms. Allocated memory is still 177.2MB. Free memory was 91.1MB in the beginning and 87.8MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2024-04-04 03:06:52,308 INFO L158 Benchmark]: Boogie Preprocessor took 87.86ms. Allocated memory was 177.2MB in the beginning and 343.9MB in the end (delta: 166.7MB). Free memory was 87.8MB in the beginning and 310.9MB in the end (delta: -223.1MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-04-04 03:06:52,308 INFO L158 Benchmark]: RCFGBuilder took 756.77ms. Allocated memory is still 343.9MB. Free memory was 310.8MB in the beginning and 249.6MB in the end (delta: 61.2MB). Peak memory consumption was 65.5MB. Max. memory is 8.0GB. [2024-04-04 03:06:52,308 INFO L158 Benchmark]: TraceAbstraction took 843744.61ms. Allocated memory was 343.9MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 248.6MB in the beginning and 1.2GB in the end (delta: -947.7MB). Peak memory consumption was 975.4MB. Max. memory is 8.0GB. [2024-04-04 03:06:52,309 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 177.2MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 200.36ms. Allocated memory is still 177.2MB. Free memory was 104.3MB in the beginning and 91.1MB in the end (delta: 13.2MB). Peak memory consumption was 13.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 34.59ms. Allocated memory is still 177.2MB. Free memory was 91.1MB in the beginning and 87.8MB in the end (delta: 3.3MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 87.86ms. Allocated memory was 177.2MB in the beginning and 343.9MB in the end (delta: 166.7MB). Free memory was 87.8MB in the beginning and 310.9MB in the end (delta: -223.1MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * RCFGBuilder took 756.77ms. Allocated memory is still 343.9MB. Free memory was 310.8MB in the beginning and 249.6MB in the end (delta: 61.2MB). Peak memory consumption was 65.5MB. Max. memory is 8.0GB. * TraceAbstraction took 843744.61ms. Allocated memory was 343.9MB in the beginning and 1.5GB in the end (delta: 1.2GB). Free memory was 248.6MB in the beginning and 1.2GB in the end (delta: -947.7MB). Peak memory consumption was 975.4MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 937139, independent: 880966, independent conditional: 875971, independent unconditional: 4995, dependent: 56173, dependent conditional: 52400, dependent unconditional: 3773, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 883614, independent: 880966, independent conditional: 875971, independent unconditional: 4995, dependent: 2648, dependent conditional: 2648, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 883614, independent: 880966, independent conditional: 875971, independent unconditional: 4995, dependent: 2648, dependent conditional: 2648, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 883614, independent: 880966, independent conditional: 875971, independent unconditional: 4995, dependent: 2648, dependent conditional: 2648, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 892774, independent: 880966, independent conditional: 13211, independent unconditional: 867755, dependent: 11808, dependent conditional: 6512, dependent unconditional: 5296, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 892774, independent: 880966, independent conditional: 2263, independent unconditional: 878703, dependent: 11808, dependent conditional: 3416, dependent unconditional: 8392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 892774, independent: 880966, independent conditional: 2263, independent unconditional: 878703, dependent: 11808, dependent conditional: 3416, dependent unconditional: 8392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2252, independent: 2212, independent conditional: 3, independent unconditional: 2209, dependent: 40, dependent conditional: 38, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2252, independent: 2208, independent conditional: 0, independent unconditional: 2208, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 44, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 40, dependent conditional: 38, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 40, dependent conditional: 38, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 167, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 164, dependent conditional: 101, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 892774, independent: 878754, independent conditional: 2260, independent unconditional: 876494, dependent: 11768, dependent conditional: 3378, dependent unconditional: 8390, unknown: 2252, unknown conditional: 41, unknown unconditional: 2211] , Statistics on independence cache: Total cache size (in pairs): 2252, Positive cache size: 2212, Positive conditional cache size: 3, Positive unconditional cache size: 2209, Negative cache size: 40, Negative conditional cache size: 38, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14044, Maximal queried relation: 8, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 892774, independent: 880966, independent conditional: 13211, independent unconditional: 867755, dependent: 11808, dependent conditional: 6512, dependent unconditional: 5296, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 892774, independent: 880966, independent conditional: 2263, independent unconditional: 878703, dependent: 11808, dependent conditional: 3416, dependent unconditional: 8392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 892774, independent: 880966, independent conditional: 2263, independent unconditional: 878703, dependent: 11808, dependent conditional: 3416, dependent unconditional: 8392, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2252, independent: 2212, independent conditional: 3, independent unconditional: 2209, dependent: 40, dependent conditional: 38, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2252, independent: 2208, independent conditional: 0, independent unconditional: 2208, dependent: 44, dependent conditional: 0, dependent unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 44, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 40, dependent conditional: 38, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 44, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 40, dependent conditional: 38, dependent unconditional: 2, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 167, independent: 4, independent conditional: 0, independent unconditional: 4, dependent: 164, dependent conditional: 101, dependent unconditional: 63, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 892774, independent: 878754, independent conditional: 2260, independent unconditional: 876494, dependent: 11768, dependent conditional: 3378, dependent unconditional: 8390, unknown: 2252, unknown conditional: 41, unknown unconditional: 2211] , Statistics on independence cache: Total cache size (in pairs): 2252, Positive cache size: 2212, Positive conditional cache size: 3, Positive unconditional cache size: 2209, Negative cache size: 40, Negative conditional cache size: 38, Negative unconditional cache size: 2, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 14044 ], Independence queries for same thread: 53525 - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 166]: Timeout (TraceAbstraction) Unable to prove that a call to reach_error is unreachable Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 161]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 160]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 127]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 126]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 80]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 81]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 127]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - TimeoutResultAtElement [Line: 126]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message) Cancelled while SimplifyDDAWithTimeout was simplifying term of DAG size 5 for 1ms.. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 13 procedures, 381 locations, 11 error locations. Started 1 CEGAR loops. OverallTime: 843.6s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 582.6s, 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: 320, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 257.3s InterpolantComputationTime, 3897 NumberOfCodeBlocks, 3881 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 5126 ConstructedInterpolants, 51 QuantifiedInterpolants, 40762 SizeOfPredicates, 160 NumberOfNonLiveVariables, 4240 ConjunctsInSsa, 274 ConjunctsInUnsatCore, 21 InterpolantComputations, 5 PerfectInterpolantSequences, 127/321 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