/usr/bin/java -Xmx7000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-queue-add-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dynamic-abstractions-fffa3fa-m [2023-09-05 00:05:18,182 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-09-05 00:05:18,257 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/DynamicStratifiedAbstractions.epf [2023-09-05 00:05:18,261 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-09-05 00:05:18,261 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-09-05 00:05:18,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-09-05 00:05:18,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-09-05 00:05:18,289 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-09-05 00:05:18,289 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-09-05 00:05:18,293 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-09-05 00:05:18,293 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-09-05 00:05:18,294 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-09-05 00:05:18,294 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-09-05 00:05:18,296 INFO L153 SettingsManager]: * Use SBE=true [2023-09-05 00:05:18,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-09-05 00:05:18,296 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-09-05 00:05:18,296 INFO L153 SettingsManager]: * sizeof long=4 [2023-09-05 00:05:18,297 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-09-05 00:05:18,297 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-09-05 00:05:18,297 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-09-05 00:05:18,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-09-05 00:05:18,298 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-09-05 00:05:18,298 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-09-05 00:05:18,298 INFO L153 SettingsManager]: * sizeof long double=12 [2023-09-05 00:05:18,299 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-09-05 00:05:18,299 INFO L153 SettingsManager]: * Use constant arrays=true [2023-09-05 00:05:18,300 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-09-05 00:05:18,300 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-09-05 00:05:18,300 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-09-05 00:05:18,300 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-09-05 00:05:18,301 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-05 00:05:18,301 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-09-05 00:05:18,302 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-09-05 00:05:18,302 INFO L153 SettingsManager]: * Abstraction for dynamic stratified reduction=VARIABLES_GLOBAL [2023-09-05 00:05:18,302 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-09-05 00:05:18,302 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-09-05 00:05:18,302 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-09-05 00:05:18,302 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-09-05 00:05:18,302 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-09-05 00:05:18,302 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-09-05 00:05:18,303 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=DYNAMIC_ABSTRACTIONS [2023-09-05 00:05:18,303 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/UAutomizer-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-09-05 00:05:18,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-09-05 00:05:18,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-09-05 00:05:18,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-09-05 00:05:18,579 INFO L270 PluginConnector]: Initializing CDTParser... [2023-09-05 00:05:18,580 INFO L274 PluginConnector]: CDTParser initialized [2023-09-05 00:05:18,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-queue-add-2.wvr.c [2023-09-05 00:05:19,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-09-05 00:05:20,050 INFO L384 CDTParser]: Found 1 translation units. [2023-09-05 00:05:20,051 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-queue-add-2.wvr.c [2023-09-05 00:05:20,059 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5615ea52/de10b73ec79c4c40907c495f1755ee93/FLAG0c98343d3 [2023-09-05 00:05:20,075 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5615ea52/de10b73ec79c4c40907c495f1755ee93 [2023-09-05 00:05:20,080 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-09-05 00:05:20,081 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-09-05 00:05:20,084 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-09-05 00:05:20,084 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-09-05 00:05:20,087 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-09-05 00:05:20,088 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,089 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7307b7ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20, skipping insertion in model container [2023-09-05 00:05:20,089 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,113 INFO L176 MainTranslator]: Built tables and reachable declarations [2023-09-05 00:05:20,249 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-queue-add-2.wvr.c[2696,2709] [2023-09-05 00:05:20,254 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-05 00:05:20,261 INFO L201 MainTranslator]: Completed pre-run [2023-09-05 00:05:20,277 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-queue-add-2.wvr.c[2696,2709] [2023-09-05 00:05:20,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-09-05 00:05:20,286 WARN L669 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-09-05 00:05:20,286 WARN L669 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-09-05 00:05:20,292 INFO L206 MainTranslator]: Completed translation [2023-09-05 00:05:20,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20 WrapperNode [2023-09-05 00:05:20,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-09-05 00:05:20,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-09-05 00:05:20,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-09-05 00:05:20,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-09-05 00:05:20,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,335 INFO L138 Inliner]: procedures = 24, calls = 39, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 160 [2023-09-05 00:05:20,335 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-09-05 00:05:20,336 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-09-05 00:05:20,336 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-09-05 00:05:20,336 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-09-05 00:05:20,343 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,343 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,346 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,346 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,350 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,354 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,355 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,356 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,358 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-09-05 00:05:20,359 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-09-05 00:05:20,359 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-09-05 00:05:20,359 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-09-05 00:05:20,360 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (1/1) ... [2023-09-05 00:05:20,365 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-09-05 00:05:20,375 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:05:20,426 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-09-05 00:05:20,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-09-05 00:05:20,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-09-05 00:05:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-09-05 00:05:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-09-05 00:05:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-09-05 00:05:20,457 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-09-05 00:05:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-09-05 00:05:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-09-05 00:05:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-09-05 00:05:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-09-05 00:05:20,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-09-05 00:05:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-09-05 00:05:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-09-05 00:05:20,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-09-05 00:05:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-09-05 00:05:20,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-09-05 00:05:20,459 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-09-05 00:05:20,542 INFO L236 CfgBuilder]: Building ICFG [2023-09-05 00:05:20,544 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-09-05 00:05:20,842 INFO L277 CfgBuilder]: Performing block encoding [2023-09-05 00:05:20,905 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-09-05 00:05:20,906 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-09-05 00:05:20,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 12:05:20 BoogieIcfgContainer [2023-09-05 00:05:20,908 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-09-05 00:05:20,909 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-09-05 00:05:20,909 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-09-05 00:05:20,913 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-09-05 00:05:20,913 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.09 12:05:20" (1/3) ... [2023-09-05 00:05:20,913 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9cdaaed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.09 12:05:20, skipping insertion in model container [2023-09-05 00:05:20,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 12:05:20" (2/3) ... [2023-09-05 00:05:20,914 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9cdaaed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.09 12:05:20, skipping insertion in model container [2023-09-05 00:05:20,914 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 12:05:20" (3/3) ... [2023-09-05 00:05:20,915 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-queue-add-2.wvr.c [2023-09-05 00:05:20,922 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-09-05 00:05:20,930 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-09-05 00:05:20,930 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-09-05 00:05:20,930 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-09-05 00:05:20,982 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-09-05 00:05:21,029 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-05 00:05:21,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-09-05 00:05:21,029 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:05:21,061 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-09-05 00:05:21,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-09-05 00:05:21,143 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-09-05 00:05:21,150 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-09-05 00:05:21,155 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=LoopsAndPotentialCycles, 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;@1beaa57b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-09-05 00:05:21,155 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. Found a loop, use abstraction hammer [2023-09-05 00:05:21,293 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:05:21,297 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:05:21,298 INFO L85 PathProgramCache]: Analyzing trace with hash 405013724, now seen corresponding path program 1 times [2023-09-05 00:05:21,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:05:21,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [939478520] [2023-09-05 00:05:21,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:21,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:05:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:05:21,496 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-09-05 00:05:21,496 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:05:21,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [939478520] [2023-09-05 00:05:21,512 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [939478520] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-05 00:05:21,512 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-05 00:05:21,513 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-09-05 00:05:21,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709752471] [2023-09-05 00:05:21,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-05 00:05:21,520 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-09-05 00:05:21,520 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:05:21,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-09-05 00:05:21,540 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-09-05 00:05:21,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:21,542 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:05:21,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 51.5) internal successors, (103), 2 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-05 00:05:21,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:05:21,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:21,588 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-09-05 00:05:21,588 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:05:21,588 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:05:21,589 INFO L85 PathProgramCache]: Analyzing trace with hash -105715769, now seen corresponding path program 1 times [2023-09-05 00:05:21,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:05:21,589 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821480760] [2023-09-05 00:05:21,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:21,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:05:21,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:05:22,139 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:05:22,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:05:22,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821480760] [2023-09-05 00:05:22,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821480760] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:05:22,141 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1525550119] [2023-09-05 00:05:22,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:22,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:05:22,141 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:05:22,201 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:05:22,223 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-09-05 00:05:22,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:05:22,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 9 conjunts are in the unsatisfiable core [2023-09-05 00:05:22,332 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:05:22,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:05:22,589 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:05:22,842 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:05:22,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1525550119] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:05:22,843 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:05:22,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 19 [2023-09-05 00:05:22,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522587199] [2023-09-05 00:05:22,844 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:05:22,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2023-09-05 00:05:22,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:05:22,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2023-09-05 00:05:22,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2023-09-05 00:05:22,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:22,850 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:05:22,851 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 8.263157894736842) internal successors, (157), 19 states have internal predecessors, (157), 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) [2023-09-05 00:05:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:22,851 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:05:23,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:23,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:23,151 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-09-05 00:05:23,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-09-05 00:05:23,349 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:05:23,350 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:05:23,350 INFO L85 PathProgramCache]: Analyzing trace with hash -1559906239, now seen corresponding path program 2 times [2023-09-05 00:05:23,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:05:23,350 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875202794] [2023-09-05 00:05:23,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:23,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:05:23,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:05:23,545 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-09-05 00:05:23,545 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:05:23,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875202794] [2023-09-05 00:05:23,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875202794] provided 1 perfect and 0 imperfect interpolant sequences [2023-09-05 00:05:23,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-09-05 00:05:23,546 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-09-05 00:05:23,546 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859692129] [2023-09-05 00:05:23,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-09-05 00:05:23,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-09-05 00:05:23,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:05:23,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-09-05 00:05:23,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-09-05 00:05:23,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:23,548 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:05:23,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.666666666666664) internal successors, (107), 3 states have internal predecessors, (107), 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) [2023-09-05 00:05:23,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:23,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:23,548 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:05:23,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:23,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:23,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:05:23,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-09-05 00:05:23,610 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:05:23,611 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:05:23,611 INFO L85 PathProgramCache]: Analyzing trace with hash -1847724441, now seen corresponding path program 3 times [2023-09-05 00:05:23,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:05:23,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261609809] [2023-09-05 00:05:23,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:23,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:05:23,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:05:25,172 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:05:25,172 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:05:25,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261609809] [2023-09-05 00:05:25,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261609809] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:05:25,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [840941862] [2023-09-05 00:05:25,176 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-09-05 00:05:25,180 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:05:25,180 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:05:25,181 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:05:25,184 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-09-05 00:05:25,332 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2023-09-05 00:05:25,333 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-09-05 00:05:25,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 11 conjunts are in the unsatisfiable core [2023-09-05 00:05:25,338 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:05:25,656 INFO L322 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-09-05 00:05:25,657 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 10 [2023-09-05 00:05:25,698 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-09-05 00:05:25,698 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:05:25,754 INFO L322 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-09-05 00:05:25,755 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 25 treesize of output 12 [2023-09-05 00:05:25,925 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2023-09-05 00:05:25,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [840941862] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:05:25,925 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:05:25,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 5, 5] total 28 [2023-09-05 00:05:25,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963203014] [2023-09-05 00:05:25,926 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:05:25,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2023-09-05 00:05:25,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:05:25,928 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2023-09-05 00:05:25,928 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=690, Unknown=0, NotChecked=0, Total=756 [2023-09-05 00:05:25,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:25,928 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:05:25,929 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 7.678571428571429) internal successors, (215), 28 states have internal predecessors, (215), 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) [2023-09-05 00:05:25,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:25,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:25,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:05:25,929 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:05:27,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:27,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:27,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:05:27,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:05:27,963 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-09-05 00:05:28,141 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:05:28,141 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:05:28,142 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:05:28,142 INFO L85 PathProgramCache]: Analyzing trace with hash 1595737107, now seen corresponding path program 1 times [2023-09-05 00:05:28,142 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:05:28,142 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [935097839] [2023-09-05 00:05:28,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:28,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:05:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:05:31,295 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:05:31,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:05:31,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [935097839] [2023-09-05 00:05:31,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [935097839] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:05:31,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1280947655] [2023-09-05 00:05:31,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:31,296 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:05:31,296 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:05:31,297 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:05:31,343 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-09-05 00:05:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:05:31,440 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 48 conjunts are in the unsatisfiable core [2023-09-05 00:05:31,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:05:32,541 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 1 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:05:32,541 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:05:32,679 INFO L322 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-09-05 00:05:32,682 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 25 treesize of output 12 [2023-09-05 00:05:33,836 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 1 proven. 95 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:05:33,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1280947655] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:05:33,836 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:05:33,836 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 22, 22] total 66 [2023-09-05 00:05:33,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147192261] [2023-09-05 00:05:33,837 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:05:33,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 66 states [2023-09-05 00:05:33,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:05:33,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 66 interpolants. [2023-09-05 00:05:33,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=784, Invalid=3506, Unknown=0, NotChecked=0, Total=4290 [2023-09-05 00:05:33,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:33,840 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:05:33,841 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 66 states, 66 states have (on average 5.515151515151516) internal successors, (364), 66 states have internal predecessors, (364), 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) [2023-09-05 00:05:33,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:33,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:33,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:05:33,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:05:33,841 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:05:35,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:35,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:35,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:05:35,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:05:35,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:05:35,945 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-09-05 00:05:36,129 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:05:36,132 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:05:36,132 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:05:36,132 INFO L85 PathProgramCache]: Analyzing trace with hash -1340355109, now seen corresponding path program 2 times [2023-09-05 00:05:36,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:05:36,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [577441803] [2023-09-05 00:05:36,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:36,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:05:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:05:40,124 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 197 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:05:40,124 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:05:40,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [577441803] [2023-09-05 00:05:40,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [577441803] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:05:40,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [285903348] [2023-09-05 00:05:40,125 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-09-05 00:05:40,125 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:05:40,125 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:05:40,127 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:05:40,130 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-09-05 00:05:40,304 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-09-05 00:05:40,305 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-09-05 00:05:40,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 384 conjuncts, 33 conjunts are in the unsatisfiable core [2023-09-05 00:05:40,312 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:05:40,816 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 106 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-09-05 00:05:40,816 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:05:40,925 INFO L322 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-09-05 00:05:40,926 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 14 [2023-09-05 00:05:41,048 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2023-09-05 00:05:41,049 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [285903348] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:05:41,049 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:05:41,049 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32, 13, 7] total 45 [2023-09-05 00:05:41,049 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804552609] [2023-09-05 00:05:41,049 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:05:41,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 45 states [2023-09-05 00:05:41,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:05:41,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2023-09-05 00:05:41,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=175, Invalid=1805, Unknown=0, NotChecked=0, Total=1980 [2023-09-05 00:05:41,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:41,052 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:05:41,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 45 states, 45 states have (on average 6.511111111111111) internal successors, (293), 45 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-09-05 00:05:41,052 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:05:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:05:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:05:41,053 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:05:44,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:44,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:44,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:05:44,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:05:44,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:05:44,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:05:44,987 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-09-05 00:05:45,181 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:05:45,182 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:05:45,182 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:05:45,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1634250683, now seen corresponding path program 3 times [2023-09-05 00:05:45,183 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:05:45,183 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039141746] [2023-09-05 00:05:45,183 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:45,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:05:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:05:49,851 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:05:49,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:05:49,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039141746] [2023-09-05 00:05:49,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039141746] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:05:49,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [5798946] [2023-09-05 00:05:49,852 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-09-05 00:05:49,853 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:05:49,853 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:05:49,873 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:05:49,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-09-05 00:05:50,743 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-09-05 00:05:50,743 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-09-05 00:05:50,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 19 conjunts are in the unsatisfiable core [2023-09-05 00:05:50,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:05:51,445 INFO L322 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-09-05 00:05:51,446 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 23 treesize of output 10 [2023-09-05 00:05:51,484 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-09-05 00:05:51,485 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:05:51,633 INFO L322 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-09-05 00:05:51,634 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 14 [2023-09-05 00:05:51,976 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-09-05 00:05:51,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [5798946] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:05:51,976 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:05:51,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38, 9, 9] total 47 [2023-09-05 00:05:51,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465893439] [2023-09-05 00:05:51,977 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:05:51,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2023-09-05 00:05:51,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:05:51,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2023-09-05 00:05:51,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=205, Invalid=1957, Unknown=0, NotChecked=0, Total=2162 [2023-09-05 00:05:51,979 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:51,979 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:05:51,979 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 47 states have (on average 6.638297872340425) internal successors, (312), 47 states have internal predecessors, (312), 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) [2023-09-05 00:05:51,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:51,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:51,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:05:51,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:05:51,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:05:51,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:05:51,980 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:05:55,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:05:55,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:05:55,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:05:55,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:05:55,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:05:55,555 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:05:55,556 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:05:55,562 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-09-05 00:05:55,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:05:55,757 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:05:55,757 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:05:55,757 INFO L85 PathProgramCache]: Analyzing trace with hash 1576858993, now seen corresponding path program 4 times [2023-09-05 00:05:55,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:05:55,757 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1778541611] [2023-09-05 00:05:55,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:05:55,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:05:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:06:04,164 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 1 proven. 508 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:06:04,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:06:04,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1778541611] [2023-09-05 00:06:04,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1778541611] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:06:04,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [17534798] [2023-09-05 00:06:04,165 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-09-05 00:06:04,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:06:04,165 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:06:04,166 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:06:04,168 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-09-05 00:06:04,385 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-09-05 00:06:04,385 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-09-05 00:06:04,389 INFO L262 TraceCheckSpWp]: Trace formula consists of 422 conjuncts, 80 conjunts are in the unsatisfiable core [2023-09-05 00:06:04,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:06:07,999 INFO L322 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2023-09-05 00:06:08,000 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 10 [2023-09-05 00:06:08,076 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 0 proven. 509 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:06:08,076 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:06:08,457 INFO L322 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-09-05 00:06:08,457 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 14 [2023-09-05 00:06:11,858 INFO L134 CoverageAnalysis]: Checked inductivity of 509 backedges. 0 proven. 509 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:06:11,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [17534798] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:06:11,858 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:06:11,858 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46, 38, 38] total 116 [2023-09-05 00:06:11,858 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028124961] [2023-09-05 00:06:11,859 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:06:11,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 116 states [2023-09-05 00:06:11,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:06:11,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 116 interpolants. [2023-09-05 00:06:11,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1380, Invalid=11960, Unknown=0, NotChecked=0, Total=13340 [2023-09-05 00:06:11,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:06:11,864 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:06:11,864 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 116 states, 116 states have (on average 4.836206896551724) internal successors, (561), 116 states have internal predecessors, (561), 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) [2023-09-05 00:06:11,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:06:11,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:06:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:06:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:06:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:06:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:06:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:06:11,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:06:27,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:06:27,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:06:27,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:06:27,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:06:27,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:06:27,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:06:27,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:06:27,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:06:27,510 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-09-05 00:06:27,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:06:27,703 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:06:27,704 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:06:27,704 INFO L85 PathProgramCache]: Analyzing trace with hash 784873685, now seen corresponding path program 5 times [2023-09-05 00:06:27,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:06:27,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1535132045] [2023-09-05 00:06:27,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:06:27,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:06:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:06:33,834 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 716 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:06:33,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:06:33,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1535132045] [2023-09-05 00:06:33,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1535132045] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:06:33,835 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1691979374] [2023-09-05 00:06:33,835 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2023-09-05 00:06:33,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:06:33,835 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:06:33,836 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:06:33,837 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-09-05 00:06:34,054 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 14 check-sat command(s) [2023-09-05 00:06:34,054 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-09-05 00:06:34,057 INFO L262 TraceCheckSpWp]: Trace formula consists of 522 conjuncts, 69 conjunts are in the unsatisfiable core [2023-09-05 00:06:34,066 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:06:35,577 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 686 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-09-05 00:06:35,578 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:06:35,824 INFO L322 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-09-05 00:06:35,824 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 14 [2023-09-05 00:06:35,992 INFO L134 CoverageAnalysis]: Checked inductivity of 716 backedges. 0 proven. 79 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2023-09-05 00:06:35,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1691979374] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:06:35,992 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:06:35,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48, 32, 11] total 82 [2023-09-05 00:06:35,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204975771] [2023-09-05 00:06:35,995 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:06:35,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 82 states [2023-09-05 00:06:35,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:06:36,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 82 interpolants. [2023-09-05 00:06:36,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=383, Invalid=6259, Unknown=0, NotChecked=0, Total=6642 [2023-09-05 00:06:36,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:06:36,002 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:06:36,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 82 states, 82 states have (on average 5.475609756097561) internal successors, (449), 82 states have internal predecessors, (449), 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) [2023-09-05 00:06:36,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:06:36,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:06:36,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:06:36,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:06:36,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:06:36,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:06:36,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:06:36,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:06:36,004 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:06:43,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:06:43,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:06:43,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:06:43,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:06:43,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:06:43,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:06:43,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:06:43,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:06:43,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-09-05 00:06:43,235 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2023-09-05 00:06:43,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2023-09-05 00:06:43,428 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:06:43,428 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:06:43,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1661728309, now seen corresponding path program 6 times [2023-09-05 00:06:43,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:06:43,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157763937] [2023-09-05 00:06:43,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:06:43,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:06:43,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:06:51,191 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 1 proven. 949 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:06:51,191 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:06:51,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157763937] [2023-09-05 00:06:51,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157763937] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:06:51,191 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1406891118] [2023-09-05 00:06:51,191 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2023-09-05 00:06:51,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:06:51,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:06:51,193 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:06:51,194 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-09-05 00:06:52,008 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 11 check-sat command(s) [2023-09-05 00:06:52,008 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-09-05 00:06:52,012 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 27 conjunts are in the unsatisfiable core [2023-09-05 00:06:52,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:06:52,705 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 856 trivial. 0 not checked. [2023-09-05 00:06:52,705 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:06:52,974 INFO L322 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-09-05 00:06:52,974 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 14 [2023-09-05 00:06:53,169 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 856 trivial. 0 not checked. [2023-09-05 00:06:53,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1406891118] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:06:53,169 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:06:53,170 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53, 12, 12] total 67 [2023-09-05 00:06:53,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62014546] [2023-09-05 00:06:53,170 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:06:53,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 67 states [2023-09-05 00:06:53,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:06:53,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 67 interpolants. [2023-09-05 00:06:53,173 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=380, Invalid=4042, Unknown=0, NotChecked=0, Total=4422 [2023-09-05 00:06:53,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:06:53,173 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:06:53,173 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 67 states, 67 states have (on average 5.776119402985074) internal successors, (387), 67 states have internal predecessors, (387), 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) [2023-09-05 00:06:53,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:06:53,173 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:06:53,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:06:53,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:06:53,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:06:53,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:06:53,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:06:53,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:06:53,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-09-05 00:06:53,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:07:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:07:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:07:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:07:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:07:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:07:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:07:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:07:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:07:00,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-09-05 00:07:00,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:07:00,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2023-09-05 00:07:00,886 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-09-05 00:07:00,886 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:07:00,887 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:07:00,887 INFO L85 PathProgramCache]: Analyzing trace with hash 16122147, now seen corresponding path program 7 times [2023-09-05 00:07:00,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:07:00,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310466719] [2023-09-05 00:07:00,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:07:00,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:07:01,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:07:09,281 INFO L134 CoverageAnalysis]: Checked inductivity of 976 backedges. 0 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:07:09,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:07:09,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310466719] [2023-09-05 00:07:09,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310466719] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:07:09,282 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1138684308] [2023-09-05 00:07:09,282 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2023-09-05 00:07:09,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:07:09,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:07:09,284 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:07:09,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-09-05 00:07:09,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:07:09,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 137 conjunts are in the unsatisfiable core [2023-09-05 00:07:09,780 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:07:11,573 INFO L351 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 13 treesize of output 9 [2023-09-05 00:07:11,800 INFO L351 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 13 treesize of output 9 [2023-09-05 00:07:12,042 INFO L351 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 13 treesize of output 9 [2023-09-05 00:07:12,254 INFO L351 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 13 treesize of output 9 [2023-09-05 00:07:12,471 INFO L351 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 13 treesize of output 9 [2023-09-05 00:07:12,695 INFO L351 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 13 treesize of output 9 [2023-09-05 00:07:12,953 INFO L351 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 13 treesize of output 9 [2023-09-05 00:07:13,200 INFO L351 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 13 treesize of output 9 [2023-09-05 00:07:13,448 INFO L351 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 13 treesize of output 9 [2023-09-05 00:07:14,013 INFO L351 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 6 treesize of output 5 [2023-09-05 00:07:14,117 INFO L351 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 6 treesize of output 5 [2023-09-05 00:07:15,439 INFO L134 CoverageAnalysis]: Checked inductivity of 976 backedges. 0 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:07:15,439 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:08:02,565 INFO L322 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-09-05 00:08:02,565 INFO L351 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 1 new quantified variables, introduced 9 case distinctions, treesize of input 286 treesize of output 174 [2023-09-05 00:08:02,587 INFO L322 Elim1Store]: treesize reduction 10, result has 47.4 percent of original size [2023-09-05 00:08:02,588 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 487 treesize of output 441 [2023-09-05 00:08:02,604 INFO L322 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-09-05 00:08:02,604 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 202 treesize of output 181 [2023-09-05 00:08:02,619 INFO L322 Elim1Store]: treesize reduction 18, result has 5.3 percent of original size [2023-09-05 00:08:02,620 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 181 treesize of output 139 [2023-09-05 00:08:05,531 INFO L134 CoverageAnalysis]: Checked inductivity of 976 backedges. 0 proven. 976 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:08:05,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1138684308] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:08:05,532 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:08:05,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 58, 63] total 170 [2023-09-05 00:08:05,532 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1448366548] [2023-09-05 00:08:05,532 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:08:05,533 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 170 states [2023-09-05 00:08:05,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:08:05,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 170 interpolants. [2023-09-05 00:08:05,541 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5106, Invalid=23451, Unknown=173, NotChecked=0, Total=28730 [2023-09-05 00:08:05,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:08:05,541 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:08:05,542 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 170 states, 170 states have (on average 4.2) internal successors, (714), 170 states have internal predecessors, (714), 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) [2023-09-05 00:08:05,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:08:05,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:08:05,542 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:08:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:08:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:08:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:08:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:08:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:08:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-09-05 00:08:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:08:05,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-09-05 00:08:20,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:08:20,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2023-09-05 00:08:20,834 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2023-09-05 00:08:21,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2023-09-05 00:08:21,037 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:08:21,037 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:08:21,038 INFO L85 PathProgramCache]: Analyzing trace with hash -735181425, now seen corresponding path program 8 times [2023-09-05 00:08:21,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:08:21,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309219590] [2023-09-05 00:08:21,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:08:21,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:08:21,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-09-05 00:08:31,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1313 backedges. 4 proven. 1309 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-09-05 00:08:31,980 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-09-05 00:08:31,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309219590] [2023-09-05 00:08:31,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309219590] provided 0 perfect and 1 imperfect interpolant sequences [2023-09-05 00:08:31,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1382351799] [2023-09-05 00:08:31,980 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-09-05 00:08:31,980 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-09-05 00:08:31,981 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-09-05 00:08:31,994 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-09-05 00:08:31,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-09-05 00:08:32,601 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-09-05 00:08:32,602 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-09-05 00:08:32,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 63 conjunts are in the unsatisfiable core [2023-09-05 00:08:32,611 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-09-05 00:08:35,172 INFO L322 Elim1Store]: treesize reduction 7, result has 30.0 percent of original size [2023-09-05 00:08:35,172 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 24 treesize of output 10 [2023-09-05 00:08:35,237 INFO L134 CoverageAnalysis]: Checked inductivity of 1313 backedges. 4 proven. 756 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked. [2023-09-05 00:08:35,238 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-09-05 00:08:35,662 INFO L322 Elim1Store]: treesize reduction 5, result has 50.0 percent of original size [2023-09-05 00:08:35,662 INFO L351 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 26 treesize of output 14 [2023-09-05 00:08:36,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1313 backedges. 0 proven. 203 refuted. 0 times theorem prover too weak. 1110 trivial. 0 not checked. [2023-09-05 00:08:36,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1382351799] provided 0 perfect and 2 imperfect interpolant sequences [2023-09-05 00:08:36,410 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-09-05 00:08:36,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [61, 27, 14] total 90 [2023-09-05 00:08:36,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [329024852] [2023-09-05 00:08:36,410 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-09-05 00:08:36,411 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 90 states [2023-09-05 00:08:36,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-09-05 00:08:36,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 90 interpolants. [2023-09-05 00:08:36,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=398, Invalid=7612, Unknown=0, NotChecked=0, Total=8010 [2023-09-05 00:08:36,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:08:36,414 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-09-05 00:08:36,414 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 90 states, 90 states have (on average 5.466666666666667) internal successors, (492), 90 states have internal predecessors, (492), 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) [2023-09-05 00:08:36,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:08:36,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:08:36,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:08:36,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:08:36,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:08:36,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:08:36,414 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:08:36,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:08:36,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2023-09-05 00:08:36,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:08:36,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2023-09-05 00:08:36,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer Found a loop, use abstraction hammer [2023-09-05 00:08:47,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-09-05 00:08:47,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-09-05 00:08:47,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-09-05 00:08:47,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2023-09-05 00:08:47,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2023-09-05 00:08:47,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2023-09-05 00:08:47,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2023-09-05 00:08:47,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:08:47,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2023-09-05 00:08:47,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 65 states. [2023-09-05 00:08:47,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2023-09-05 00:08:47,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2023-09-05 00:08:47,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2023-09-05 00:08:48,059 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2023-09-05 00:08:48,060 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-09-05 00:08:48,060 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-09-05 00:08:48,060 INFO L85 PathProgramCache]: Analyzing trace with hash -277301227, now seen corresponding path program 9 times [2023-09-05 00:08:48,060 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-09-05 00:08:48,061 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404896506] [2023-09-05 00:08:48,061 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-09-05 00:08:48,061 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-09-05 00:08:48,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-09-05 00:09:06,120 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,125 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-09-05 00:09:06,125 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-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 [2023-09-05 00:09:06,147 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,173 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,200 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,226 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,253 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,283 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,311 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,339 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,367 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,395 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,422 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,451 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,479 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,507 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,534 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,564 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,592 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,621 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,649 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,677 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,705 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,733 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,761 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,790 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,817 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,845 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,874 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,901 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,929 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:06,984 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,012 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,040 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,068 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,096 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,125 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,183 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2023-09-05 00:09:07,184 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 [2023-09-05 00:09:07,207 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,235 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,262 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,289 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,316 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,342 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,367 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,395 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,421 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,448 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,475 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,502 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,529 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,556 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,582 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,608 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,635 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,661 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,686 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,713 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,740 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,766 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,792 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,818 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,843 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,872 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,898 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,913 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,916 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,919 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,921 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,924 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,928 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,931 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,934 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,937 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,941 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,944 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,947 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,950 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,953 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,956 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,960 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,963 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,966 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,968 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,971 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,975 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,978 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,981 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,985 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,988 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,991 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,993 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,995 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,996 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:07,998 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,000 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,001 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,002 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,004 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,005 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,006 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,007 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,009 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,010 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,011 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,012 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,013 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,013 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,014 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,015 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,015 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,016 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,016 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,017 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,017 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,018 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,018 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,019 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,019 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,019 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,020 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,020 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,020 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,021 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,021 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,021 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,022 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,022 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,022 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,023 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,023 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,023 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,024 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,024 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,024 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,024 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,025 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,025 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,025 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,026 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,026 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,026 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,026 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,027 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,027 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,027 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,027 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,027 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,027 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,027 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,028 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,028 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,028 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,028 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,028 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,028 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,028 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-09-05 00:09:08,034 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-09-05 00:09:08,034 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-09-05 00:09:08,034 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 317 with TraceHistMax 19,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 315 interpolants. [2023-09-05 00:09:08,035 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-09-05 00:09:08,036 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-09-05 00:09:08,038 INFO L445 BasicCegarLoop]: Path program histogram: [9, 3, 1] [2023-09-05 00:09:08,040 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-09-05 00:09:08,041 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-09-05 00:09:08,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.09 12:09:08 BasicIcfg [2023-09-05 00:09:08,042 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-09-05 00:09:08,043 INFO L158 Benchmark]: Toolchain (without parser) took 227961.63ms. Allocated memory was 284.2MB in the beginning and 1.2GB in the end (delta: 897.6MB). Free memory was 233.8MB in the beginning and 541.9MB in the end (delta: -308.1MB). Peak memory consumption was 949.1MB. Max. memory is 7.0GB. [2023-09-05 00:09:08,043 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 164.6MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 7.0GB. [2023-09-05 00:09:08,043 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.55ms. Allocated memory is still 284.2MB. Free memory was 233.8MB in the beginning and 222.3MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 7.0GB. [2023-09-05 00:09:08,043 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.75ms. Allocated memory is still 284.2MB. Free memory was 222.3MB in the beginning and 220.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. [2023-09-05 00:09:08,043 INFO L158 Benchmark]: Boogie Preprocessor took 22.53ms. Allocated memory is still 284.2MB. Free memory was 220.2MB in the beginning and 218.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 7.0GB. [2023-09-05 00:09:08,044 INFO L158 Benchmark]: RCFGBuilder took 548.85ms. Allocated memory is still 284.2MB. Free memory was 218.6MB in the beginning and 193.9MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 7.0GB. [2023-09-05 00:09:08,044 INFO L158 Benchmark]: TraceAbstraction took 227133.12ms. Allocated memory was 284.2MB in the beginning and 1.2GB in the end (delta: 897.6MB). Free memory was 192.9MB in the beginning and 541.9MB in the end (delta: -349.0MB). Peak memory consumption was 908.2MB. Max. memory is 7.0GB. [2023-09-05 00:09:08,045 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 164.6MB. Free memory is still 115.2MB. There was no memory consumed. Max. memory is 7.0GB. * CACSL2BoogieTranslator took 208.55ms. Allocated memory is still 284.2MB. Free memory was 233.8MB in the beginning and 222.3MB in the end (delta: 11.5MB). Peak memory consumption was 11.5MB. Max. memory is 7.0GB. * Boogie Procedure Inliner took 41.75ms. Allocated memory is still 284.2MB. Free memory was 222.3MB in the beginning and 220.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 7.0GB. * Boogie Preprocessor took 22.53ms. Allocated memory is still 284.2MB. Free memory was 220.2MB in the beginning and 218.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 7.0GB. * RCFGBuilder took 548.85ms. Allocated memory is still 284.2MB. Free memory was 218.6MB in the beginning and 193.9MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 7.0GB. * TraceAbstraction took 227133.12ms. Allocated memory was 284.2MB in the beginning and 1.2GB in the end (delta: 897.6MB). Free memory was 192.9MB in the beginning and 541.9MB in the end (delta: -349.0MB). Peak memory consumption was 908.2MB. Max. memory is 7.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 212, independent: 95, independent conditional: 95, independent unconditional: 0, dependent: 117, dependent conditional: 117, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 110, independent: 95, independent conditional: 95, independent unconditional: 0, dependent: 15, dependent conditional: 15, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 110, independent: 95, independent conditional: 95, independent unconditional: 0, dependent: 15, dependent conditional: 15, dependent unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 211, independent: 95, independent conditional: 0, independent unconditional: 95, dependent: 116, dependent conditional: 101, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 211, independent: 95, independent conditional: 0, independent unconditional: 95, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 211, independent: 95, independent conditional: 0, independent unconditional: 95, dependent: 116, dependent conditional: 0, dependent unconditional: 116, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 110, independent: 95, independent conditional: 0, independent unconditional: 95, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 110, independent: 95, independent conditional: 0, independent unconditional: 95, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 15, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 15, dependent conditional: 0, dependent unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 95, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 95, dependent conditional: 0, dependent unconditional: 95, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 211, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 101, dependent conditional: 0, dependent unconditional: 101, unknown: 110, unknown conditional: 0, unknown unconditional: 110] , Statistics on independence cache: Total cache size (in pairs): 110, Positive cache size: 95, Positive conditional cache size: 0, Positive unconditional cache size: 95, Negative cache size: 15, Negative conditional cache size: 0, Negative unconditional cache size: 15, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 101, Maximal queried relation: 12, Independence queries for same thread: 102 - StatisticsResult: Proof manager benchmarks IrresponsibleProofs: 58 - TimeoutResultAtElement [Line: 98]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 317 with TraceHistMax 19,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 315 interpolants. - TimeoutResultAtElement [Line: 92]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 317 with TraceHistMax 19,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 315 interpolants. - TimeoutResultAtElement [Line: 93]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 317 with TraceHistMax 19,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 315 interpolants. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 141 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 226.9s, OverallIterations: 13, TraceHistogramMax: 0, PathProgramHistogramMax: 9, EmptinessCheckTime: 69.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 560, 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, 4.1s SatisfiabilityAnalysisTime, 130.3s InterpolantComputationTime, 4226 NumberOfCodeBlocks, 4118 NumberOfCodeBlocksAsserted, 53 NumberOfCheckSat, 6194 ConstructedInterpolants, 165 QuantifiedInterpolants, 95763 SizeOfPredicates, 215 NumberOfNonLiveVariables, 4301 ConjunctsInSsa, 496 ConjunctsInUnsatCore, 32 InterpolantComputations, 2 PerfectInterpolantSequences, 4998/15437 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