./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-60.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-60.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b17bfee826ea574d9167da2b4a5bf955c821c1f041af44a4ed8a7abf38eb1376 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 08:45:40,574 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 08:45:40,627 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 08:45:40,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 08:45:40,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 08:45:40,659 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 08:45:40,660 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 08:45:40,660 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 08:45:40,661 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 08:45:40,661 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 08:45:40,661 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 08:45:40,661 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 08:45:40,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 08:45:40,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 08:45:40,662 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 08:45:40,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 08:45:40,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 08:45:40,665 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 08:45:40,666 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 08:45:40,666 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 08:45:40,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 08:45:40,668 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 08:45:40,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 08:45:40,669 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 08:45:40,669 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 08:45:40,669 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 08:45:40,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 08:45:40,669 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 08:45:40,669 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 08:45:40,670 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 08:45:40,670 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 08:45:40,670 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 08:45:40,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 08:45:40,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 08:45:40,671 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 08:45:40,671 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 08:45:40,671 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 08:45:40,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 08:45:40,673 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 08:45:40,673 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 08:45:40,673 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 08:45:40,674 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 08:45:40,674 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b17bfee826ea574d9167da2b4a5bf955c821c1f041af44a4ed8a7abf38eb1376 [2024-11-10 08:45:40,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 08:45:40,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 08:45:40,898 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 08:45:40,899 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 08:45:40,900 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 08:45:40,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-60.i [2024-11-10 08:45:42,397 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 08:45:42,644 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 08:45:42,645 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-60.i [2024-11-10 08:45:42,663 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d37e1964/cb04581f6f8f44b3bb193bfd23883ff0/FLAG14afdb742 [2024-11-10 08:45:42,682 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3d37e1964/cb04581f6f8f44b3bb193bfd23883ff0 [2024-11-10 08:45:42,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 08:45:42,686 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 08:45:42,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 08:45:42,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 08:45:42,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 08:45:42,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:45:42" (1/1) ... [2024-11-10 08:45:42,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc258bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:42, skipping insertion in model container [2024-11-10 08:45:42,696 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 08:45:42" (1/1) ... [2024-11-10 08:45:42,754 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 08:45:42,916 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-60.i[916,929] [2024-11-10 08:45:43,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 08:45:43,171 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 08:45:43,182 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-60.i[916,929] [2024-11-10 08:45:43,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 08:45:43,361 INFO L204 MainTranslator]: Completed translation [2024-11-10 08:45:43,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43 WrapperNode [2024-11-10 08:45:43,362 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 08:45:43,363 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 08:45:43,363 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 08:45:43,363 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 08:45:43,395 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,418 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,510 INFO L138 Inliner]: procedures = 26, calls = 80, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 814 [2024-11-10 08:45:43,511 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 08:45:43,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 08:45:43,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 08:45:43,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 08:45:43,521 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,550 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,631 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 08:45:43,631 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,654 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,668 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,676 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 08:45:43,694 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 08:45:43,694 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 08:45:43,694 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 08:45:43,695 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (1/1) ... [2024-11-10 08:45:43,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 08:45:43,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 08:45:43,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 08:45:43,732 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 08:45:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 08:45:43,773 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 08:45:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 08:45:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 08:45:43,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 08:45:43,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 08:45:43,882 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 08:45:43,884 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 08:45:44,891 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L660: havoc property_#t~bitwise50#1;havoc property_#t~short51#1;havoc property_#t~bitwise52#1;havoc property_#t~short53#1;havoc property_#t~ite56#1;havoc property_#t~ite55#1;havoc property_#t~bitwise54#1;havoc property_#t~short57#1;havoc property_#t~bitwise58#1;havoc property_#t~short59#1;havoc property_#t~bitwise60#1;havoc property_#t~short61#1;havoc property_#t~bitwise62#1;havoc property_#t~short63#1;havoc property_#t~bitwise64#1;havoc property_#t~short65#1;havoc property_#t~ite67#1;havoc property_#t~bitwise66#1;havoc property_#t~short68#1;havoc property_#t~bitwise69#1;havoc property_#t~short70#1; [2024-11-10 08:45:45,050 INFO L? ?]: Removed 105 outVars from TransFormulas that were not future-live. [2024-11-10 08:45:45,051 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 08:45:45,093 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 08:45:45,095 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 08:45:45,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:45:45 BoogieIcfgContainer [2024-11-10 08:45:45,095 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 08:45:45,097 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 08:45:45,097 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 08:45:45,100 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 08:45:45,101 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 08:45:42" (1/3) ... [2024-11-10 08:45:45,101 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577fca1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:45:45, skipping insertion in model container [2024-11-10 08:45:45,102 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 08:45:43" (2/3) ... [2024-11-10 08:45:45,103 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@577fca1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 08:45:45, skipping insertion in model container [2024-11-10 08:45:45,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 08:45:45" (3/3) ... [2024-11-10 08:45:45,104 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-60.i [2024-11-10 08:45:45,117 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 08:45:45,118 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 08:45:45,194 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 08:45:45,201 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2a59f91a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 08:45:45,203 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 08:45:45,209 INFO L276 IsEmpty]: Start isEmpty. Operand has 331 states, 261 states have (on average 1.5593869731800767) internal successors, (407), 262 states have internal predecessors, (407), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-10 08:45:45,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 492 [2024-11-10 08:45:45,240 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:45:45,242 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:45:45,242 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:45:45,246 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:45:45,247 INFO L85 PathProgramCache]: Analyzing trace with hash -1048591274, now seen corresponding path program 1 times [2024-11-10 08:45:45,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:45:45,255 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421011534] [2024-11-10 08:45:45,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:45:45,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:45:45,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:45:45,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:45:45,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:45:45,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:45:45,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:45:45,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:45:45,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:45:45,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:45:45,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:45:45,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:45:45,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:45:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:45:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:45:45,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:45:45,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:45:45,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:45:45,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:45:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:45:45,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:45:45,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:45:45,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:45:45,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:45:45,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:45:45,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:45:45,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:45:45,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:45:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:45:45,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:45:45,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:45:45,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:45:45,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:45:45,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:45:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:45:45,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:45:45,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:45:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:45:45,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:45:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:45:45,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:45:45,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:45:45,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:45:45,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:45:45,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:45:45,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:45:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:45:45,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:45:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:45,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:45:46,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:45:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:45:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:45:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:45:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:45:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:45:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:45:46,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:45:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:45:46,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:45:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:45:46,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:45:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:45:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:45:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:45:46,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:45:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:45:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:45:46,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:45:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:45:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,135 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:45:46,135 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:45:46,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421011534] [2024-11-10 08:45:46,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421011534] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:45:46,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:45:46,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 08:45:46,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [506586644] [2024-11-10 08:45:46,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:45:46,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 08:45:46,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:45:46,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 08:45:46,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 08:45:46,171 INFO L87 Difference]: Start difference. First operand has 331 states, 261 states have (on average 1.5593869731800767) internal successors, (407), 262 states have internal predecessors, (407), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) Second operand has 2 states, 2 states have (on average 79.5) internal successors, (159), 2 states have internal predecessors, (159), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-10 08:45:46,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:45:46,271 INFO L93 Difference]: Finished difference Result 654 states and 1142 transitions. [2024-11-10 08:45:46,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 08:45:46,273 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 79.5) internal successors, (159), 2 states have internal predecessors, (159), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) Word has length 491 [2024-11-10 08:45:46,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:45:46,284 INFO L225 Difference]: With dead ends: 654 [2024-11-10 08:45:46,284 INFO L226 Difference]: Without dead ends: 326 [2024-11-10 08:45:46,292 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 203 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 08:45:46,295 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 513 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 08:45:46,296 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 513 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 08:45:46,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2024-11-10 08:45:46,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 326. [2024-11-10 08:45:46,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 326 states, 257 states have (on average 1.5447470817120623) internal successors, (397), 257 states have internal predecessors, (397), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-10 08:45:46,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 326 states and 531 transitions. [2024-11-10 08:45:46,356 INFO L78 Accepts]: Start accepts. Automaton has 326 states and 531 transitions. Word has length 491 [2024-11-10 08:45:46,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:45:46,357 INFO L471 AbstractCegarLoop]: Abstraction has 326 states and 531 transitions. [2024-11-10 08:45:46,358 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 79.5) internal successors, (159), 2 states have internal predecessors, (159), 2 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 2 states have call successors, (67) [2024-11-10 08:45:46,358 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 531 transitions. [2024-11-10 08:45:46,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:45:46,365 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:45:46,365 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:45:46,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 08:45:46,366 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:45:46,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:45:46,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1295875796, now seen corresponding path program 1 times [2024-11-10 08:45:46,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:45:46,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638334762] [2024-11-10 08:45:46,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:45:46,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:45:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:45:46,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:45:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:45:46,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:45:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:45:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:45:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:45:46,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:45:46,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:45:46,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:45:46,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:45:46,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:45:46,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:45:46,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:45:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:45:46,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:45:46,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:45:46,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:45:46,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:45:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:45:46,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:45:46,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:45:46,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:45:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:45:46,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:45:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:45:46,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:45:46,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:45:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:45:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:45:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:45:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:45:46,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:45:46,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:45:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:45:46,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:45:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:45:46,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:45:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:45:46,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:45:46,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:45:46,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:45:46,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:45:46,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:45:46,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:45:46,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:45:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:45:46,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:45:46,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:45:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:45:46,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:45:46,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:45:46,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:45:46,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:46,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:45:46,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:45:47,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:45:47,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:45:47,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:45:47,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:45:47,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:45:47,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:45:47,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:45:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:45:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:45:47,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:45:47,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:45:47,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:45:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,074 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:45:47,074 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:45:47,074 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638334762] [2024-11-10 08:45:47,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638334762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:45:47,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:45:47,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 08:45:47,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392443069] [2024-11-10 08:45:47,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:45:47,079 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 08:45:47,079 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:45:47,080 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 08:45:47,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:45:47,081 INFO L87 Difference]: Start difference. First operand 326 states and 531 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:47,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:45:47,225 INFO L93 Difference]: Finished difference Result 966 states and 1576 transitions. [2024-11-10 08:45:47,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 08:45:47,227 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:45:47,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:45:47,234 INFO L225 Difference]: With dead ends: 966 [2024-11-10 08:45:47,235 INFO L226 Difference]: Without dead ends: 643 [2024-11-10 08:45:47,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:45:47,239 INFO L432 NwaCegarLoop]: 508 mSDtfsCounter, 516 mSDsluCounter, 500 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 516 SdHoareTripleChecker+Valid, 1008 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:45:47,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [516 Valid, 1008 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 08:45:47,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 643 states. [2024-11-10 08:45:47,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 643 to 327. [2024-11-10 08:45:47,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 258 states have (on average 1.5426356589147288) internal successors, (398), 258 states have internal predecessors, (398), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-10 08:45:47,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 532 transitions. [2024-11-10 08:45:47,288 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 532 transitions. Word has length 492 [2024-11-10 08:45:47,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:45:47,291 INFO L471 AbstractCegarLoop]: Abstraction has 327 states and 532 transitions. [2024-11-10 08:45:47,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:47,292 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 532 transitions. [2024-11-10 08:45:47,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:45:47,300 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:45:47,300 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:45:47,301 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 08:45:47,301 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:45:47,302 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:45:47,302 INFO L85 PathProgramCache]: Analyzing trace with hash -1175755923, now seen corresponding path program 1 times [2024-11-10 08:45:47,302 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:45:47,302 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691436732] [2024-11-10 08:45:47,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:45:47,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:45:47,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:45:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:45:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:45:47,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:45:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:45:47,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:45:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:45:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:45:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:45:47,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:45:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:45:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:45:47,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:45:47,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:45:47,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:45:47,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:45:47,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:45:47,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:45:47,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:45:47,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:45:47,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:45:47,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:45:47,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:45:47,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:45:47,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:45:47,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:45:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:45:47,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:45:47,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:45:47,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:45:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:45:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:45:47,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:45:47,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:45:47,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:47,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:45:47,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:45:48,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:45:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:45:48,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:45:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:45:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:45:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:45:48,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:45:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:45:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:45:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:45:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:45:48,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:45:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:45:48,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:45:48,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:45:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:45:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:45:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:45:48,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:45:48,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:45:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:45:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:45:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:45:48,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:45:48,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:45:48,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:45:48,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:45:48,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:45:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:45:48,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:45:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:45:48,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,163 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:45:48,164 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:45:48,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691436732] [2024-11-10 08:45:48,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691436732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:45:48,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:45:48,164 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:45:48,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703228434] [2024-11-10 08:45:48,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:45:48,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:45:48,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:45:48,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:45:48,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:45:48,167 INFO L87 Difference]: Start difference. First operand 327 states and 532 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:48,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:45:48,247 INFO L93 Difference]: Finished difference Result 653 states and 1064 transitions. [2024-11-10 08:45:48,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:45:48,248 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:45:48,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:45:48,251 INFO L225 Difference]: With dead ends: 653 [2024-11-10 08:45:48,251 INFO L226 Difference]: Without dead ends: 329 [2024-11-10 08:45:48,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:45:48,253 INFO L432 NwaCegarLoop]: 511 mSDtfsCounter, 0 mSDsluCounter, 1015 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1526 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 08:45:48,253 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1526 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 08:45:48,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 329 states. [2024-11-10 08:45:48,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 329 to 329. [2024-11-10 08:45:48,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 329 states, 260 states have (on average 1.5384615384615385) internal successors, (400), 260 states have internal predecessors, (400), 67 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 67 states have call predecessors, (67), 67 states have call successors, (67) [2024-11-10 08:45:48,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 329 states and 534 transitions. [2024-11-10 08:45:48,268 INFO L78 Accepts]: Start accepts. Automaton has 329 states and 534 transitions. Word has length 492 [2024-11-10 08:45:48,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:45:48,269 INFO L471 AbstractCegarLoop]: Abstraction has 329 states and 534 transitions. [2024-11-10 08:45:48,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:48,270 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 534 transitions. [2024-11-10 08:45:48,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:45:48,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:45:48,275 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:45:48,276 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 08:45:48,276 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:45:48,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:45:48,276 INFO L85 PathProgramCache]: Analyzing trace with hash 944531276, now seen corresponding path program 1 times [2024-11-10 08:45:48,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:45:48,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686609881] [2024-11-10 08:45:48,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:45:48,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:45:48,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:45:48,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:45:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:45:48,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:45:48,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:45:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:45:48,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:45:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:45:48,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:45:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:45:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:45:48,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:45:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:45:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:45:48,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:45:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:45:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:45:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:45:48,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:45:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:45:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:45:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:45:48,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:45:48,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:45:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:45:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:45:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:45:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:45:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:45:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:45:48,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:45:48,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:45:48,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:45:48,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:45:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:45:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:48,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:45:49,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:45:49,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:45:49,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:45:49,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:45:49,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:45:49,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:45:49,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:45:49,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:45:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:45:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:45:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:45:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:45:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:45:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:45:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:45:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:45:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:45:49,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:45:49,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:45:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:45:49,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:45:49,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:45:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:45:49,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:45:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:45:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:45:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:45:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:45:49,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:45:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:45:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:45:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:49,200 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:45:49,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:45:49,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [686609881] [2024-11-10 08:45:49,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [686609881] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:45:49,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:45:49,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 08:45:49,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763795539] [2024-11-10 08:45:49,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:45:49,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 08:45:49,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:45:49,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 08:45:49,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:45:49,203 INFO L87 Difference]: Start difference. First operand 329 states and 534 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:49,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:45:49,943 INFO L93 Difference]: Finished difference Result 1698 states and 2758 transitions. [2024-11-10 08:45:49,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-10 08:45:49,944 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:45:49,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:45:49,952 INFO L225 Difference]: With dead ends: 1698 [2024-11-10 08:45:49,952 INFO L226 Difference]: Without dead ends: 1372 [2024-11-10 08:45:49,954 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=69, Unknown=0, NotChecked=0, Total=110 [2024-11-10 08:45:49,955 INFO L432 NwaCegarLoop]: 888 mSDtfsCounter, 1828 mSDsluCounter, 2376 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1828 SdHoareTripleChecker+Valid, 3264 SdHoareTripleChecker+Invalid, 663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-10 08:45:49,956 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1828 Valid, 3264 Invalid, 663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 461 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-10 08:45:49,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1372 states. [2024-11-10 08:45:50,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1372 to 1147. [2024-11-10 08:45:50,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1147 states, 970 states have (on average 1.5701030927835051) internal successors, (1523), 972 states have internal predecessors, (1523), 172 states have call successors, (172), 4 states have call predecessors, (172), 4 states have return successors, (172), 170 states have call predecessors, (172), 172 states have call successors, (172) [2024-11-10 08:45:50,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1147 states to 1147 states and 1867 transitions. [2024-11-10 08:45:50,028 INFO L78 Accepts]: Start accepts. Automaton has 1147 states and 1867 transitions. Word has length 492 [2024-11-10 08:45:50,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:45:50,029 INFO L471 AbstractCegarLoop]: Abstraction has 1147 states and 1867 transitions. [2024-11-10 08:45:50,030 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:50,030 INFO L276 IsEmpty]: Start isEmpty. Operand 1147 states and 1867 transitions. [2024-11-10 08:45:50,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:45:50,037 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:45:50,038 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:45:50,038 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 08:45:50,039 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:45:50,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:45:50,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1745066829, now seen corresponding path program 1 times [2024-11-10 08:45:50,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:45:50,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [397604477] [2024-11-10 08:45:50,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:45:50,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:45:50,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:45:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:45:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:45:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:45:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:45:50,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:45:50,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:45:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:45:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:45:50,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:45:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:45:50,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:45:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:45:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:45:50,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:45:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:45:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:45:50,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:45:50,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:45:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:45:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:45:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:45:50,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:45:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:45:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:45:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:45:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:45:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:45:50,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:45:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:45:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:45:50,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:45:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:45:50,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:45:50,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:45:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:45:50,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:45:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:45:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:45:50,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:45:50,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:45:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:45:50,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:45:50,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:45:50,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:45:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:45:50,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:45:50,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:45:50,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:45:50,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:45:50,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:45:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:45:50,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:45:50,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:45:50,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:45:50,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:45:50,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:45:50,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:45:50,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:45:50,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:45:50,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:45:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:45:50,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:45:50,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:45:50,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:45:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:45:50,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:45:50,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:45:50,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:45:50,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [397604477] [2024-11-10 08:45:50,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [397604477] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:45:50,959 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:45:50,959 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:45:50,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198514561] [2024-11-10 08:45:50,959 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:45:50,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:45:50,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:45:50,960 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:45:50,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:45:50,961 INFO L87 Difference]: Start difference. First operand 1147 states and 1867 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:51,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:45:51,339 INFO L93 Difference]: Finished difference Result 3781 states and 6093 transitions. [2024-11-10 08:45:51,340 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:45:51,340 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:45:51,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:45:51,352 INFO L225 Difference]: With dead ends: 3781 [2024-11-10 08:45:51,353 INFO L226 Difference]: Without dead ends: 2637 [2024-11-10 08:45:51,356 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:45:51,357 INFO L432 NwaCegarLoop]: 559 mSDtfsCounter, 815 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 815 SdHoareTripleChecker+Valid, 1649 SdHoareTripleChecker+Invalid, 325 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 08:45:51,357 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [815 Valid, 1649 Invalid, 325 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 08:45:51,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2637 states. [2024-11-10 08:45:51,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2637 to 2087. [2024-11-10 08:45:51,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2087 states, 1822 states have (on average 1.5658616904500549) internal successors, (2853), 1828 states have internal predecessors, (2853), 256 states have call successors, (256), 8 states have call predecessors, (256), 8 states have return successors, (256), 250 states have call predecessors, (256), 256 states have call successors, (256) [2024-11-10 08:45:51,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2087 states to 2087 states and 3365 transitions. [2024-11-10 08:45:51,443 INFO L78 Accepts]: Start accepts. Automaton has 2087 states and 3365 transitions. Word has length 492 [2024-11-10 08:45:51,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:45:51,443 INFO L471 AbstractCegarLoop]: Abstraction has 2087 states and 3365 transitions. [2024-11-10 08:45:51,444 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:51,444 INFO L276 IsEmpty]: Start isEmpty. Operand 2087 states and 3365 transitions. [2024-11-10 08:45:51,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:45:51,451 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:45:51,451 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:45:51,451 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 08:45:51,452 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:45:51,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:45:51,452 INFO L85 PathProgramCache]: Analyzing trace with hash -2098769107, now seen corresponding path program 1 times [2024-11-10 08:45:51,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:45:51,452 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636768993] [2024-11-10 08:45:51,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:45:51,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:45:51,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:45:52,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:45:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:45:52,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:45:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:45:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:45:52,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:45:52,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:45:52,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:45:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:45:52,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:45:52,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:45:52,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:45:52,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:45:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:45:52,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:45:52,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:45:52,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:45:52,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:45:52,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:45:52,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:45:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:45:52,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:45:52,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:45:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:45:52,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:45:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:45:52,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:45:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:45:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:45:52,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:45:52,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:45:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:45:52,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:45:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:45:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:45:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:45:52,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:45:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:45:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:45:52,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:45:52,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:45:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:45:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:45:52,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:45:52,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:45:52,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:45:52,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:45:52,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:45:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:45:52,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:45:52,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:45:52,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:45:52,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:45:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:45:52,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:45:52,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:45:52,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:45:52,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:45:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:45:52,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:45:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:45:52,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:45:52,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:45:52,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:45:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:45:52,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:45:52,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:52,411 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:45:52,414 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:45:52,414 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636768993] [2024-11-10 08:45:52,414 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636768993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:45:52,415 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:45:52,415 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 08:45:52,415 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036419619] [2024-11-10 08:45:52,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:45:52,416 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 08:45:52,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:45:52,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 08:45:52,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:45:52,420 INFO L87 Difference]: Start difference. First operand 2087 states and 3365 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:53,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:45:53,246 INFO L93 Difference]: Finished difference Result 5850 states and 9381 transitions. [2024-11-10 08:45:53,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 08:45:53,247 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:45:53,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:45:53,262 INFO L225 Difference]: With dead ends: 5850 [2024-11-10 08:45:53,263 INFO L226 Difference]: Without dead ends: 3766 [2024-11-10 08:45:53,267 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-11-10 08:45:53,268 INFO L432 NwaCegarLoop]: 557 mSDtfsCounter, 1806 mSDsluCounter, 1732 mSDsCounter, 0 mSdLazyCounter, 420 mSolverCounterSat, 196 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1806 SdHoareTripleChecker+Valid, 2289 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 196 IncrementalHoareTripleChecker+Valid, 420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-10 08:45:53,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1806 Valid, 2289 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [196 Valid, 420 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-10 08:45:53,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3766 states. [2024-11-10 08:45:53,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3766 to 2243. [2024-11-10 08:45:53,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2243 states, 1978 states have (on average 1.5606673407482305) internal successors, (3087), 1984 states have internal predecessors, (3087), 256 states have call successors, (256), 8 states have call predecessors, (256), 8 states have return successors, (256), 250 states have call predecessors, (256), 256 states have call successors, (256) [2024-11-10 08:45:53,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2243 states to 2243 states and 3599 transitions. [2024-11-10 08:45:53,385 INFO L78 Accepts]: Start accepts. Automaton has 2243 states and 3599 transitions. Word has length 492 [2024-11-10 08:45:53,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:45:53,386 INFO L471 AbstractCegarLoop]: Abstraction has 2243 states and 3599 transitions. [2024-11-10 08:45:53,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:53,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2243 states and 3599 transitions. [2024-11-10 08:45:53,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:45:53,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:45:53,392 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:45:53,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-10 08:45:53,392 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:45:53,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:45:53,393 INFO L85 PathProgramCache]: Analyzing trace with hash -1143247828, now seen corresponding path program 1 times [2024-11-10 08:45:53,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:45:53,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361601876] [2024-11-10 08:45:53,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:45:53,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:45:53,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:45:54,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:45:54,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:45:54,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:45:54,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:45:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:45:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:45:54,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:45:54,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:45:54,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:45:54,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:45:54,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:45:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:45:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:45:54,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:45:54,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:45:54,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:45:54,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:45:54,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:45:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:45:54,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:45:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:45:54,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:45:54,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:45:54,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:45:54,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:45:54,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:45:54,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:45:54,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:45:54,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:45:54,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:45:54,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:45:54,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:45:54,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:45:54,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:45:54,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:45:54,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:45:54,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:45:54,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:45:54,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:45:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:45:54,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:45:54,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:45:54,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:45:54,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:45:54,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:45:54,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:45:54,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:45:54,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:45:54,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:45:54,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:45:54,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:45:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:45:54,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:45:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:45:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:45:54,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:45:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:45:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:45:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:45:54,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:45:54,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:45:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:45:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:45:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:45:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:45:54,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:45:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:54,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:45:54,350 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:45:54,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361601876] [2024-11-10 08:45:54,350 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361601876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:45:54,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:45:54,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 08:45:54,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832207309] [2024-11-10 08:45:54,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:45:54,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 08:45:54,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:45:54,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 08:45:54,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:45:54,352 INFO L87 Difference]: Start difference. First operand 2243 states and 3599 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:54,447 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:45:54,448 INFO L93 Difference]: Finished difference Result 4487 states and 7203 transitions. [2024-11-10 08:45:54,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 08:45:54,448 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:45:54,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:45:54,459 INFO L225 Difference]: With dead ends: 4487 [2024-11-10 08:45:54,459 INFO L226 Difference]: Without dead ends: 2247 [2024-11-10 08:45:54,464 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:45:54,467 INFO L432 NwaCegarLoop]: 512 mSDtfsCounter, 0 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1019 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 08:45:54,467 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1019 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 08:45:54,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2247 states. [2024-11-10 08:45:54,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2247 to 2247. [2024-11-10 08:45:54,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2247 states, 1982 states have (on average 1.5595358224016145) internal successors, (3091), 1988 states have internal predecessors, (3091), 256 states have call successors, (256), 8 states have call predecessors, (256), 8 states have return successors, (256), 250 states have call predecessors, (256), 256 states have call successors, (256) [2024-11-10 08:45:54,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2247 states to 2247 states and 3603 transitions. [2024-11-10 08:45:54,567 INFO L78 Accepts]: Start accepts. Automaton has 2247 states and 3603 transitions. Word has length 492 [2024-11-10 08:45:54,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:45:54,568 INFO L471 AbstractCegarLoop]: Abstraction has 2247 states and 3603 transitions. [2024-11-10 08:45:54,568 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:54,568 INFO L276 IsEmpty]: Start isEmpty. Operand 2247 states and 3603 transitions. [2024-11-10 08:45:54,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:45:54,573 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:45:54,573 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:45:54,573 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-10 08:45:54,574 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:45:54,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:45:54,574 INFO L85 PathProgramCache]: Analyzing trace with hash -2039548370, now seen corresponding path program 1 times [2024-11-10 08:45:54,574 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:45:54,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326380317] [2024-11-10 08:45:54,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:45:54,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:45:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:45:55,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:45:55,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:45:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:45:55,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:45:55,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:45:55,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:45:55,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:45:55,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:45:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:45:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:45:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:45:55,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:45:55,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:45:55,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:45:55,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:45:55,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:45:55,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:45:55,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:45:55,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:45:55,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:45:55,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:45:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:45:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:45:55,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:45:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:45:55,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:45:55,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:45:55,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:45:55,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:45:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:45:55,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:45:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:45:55,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:45:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:45:55,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:45:55,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:45:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:45:55,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:45:55,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:45:55,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:45:55,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:45:55,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:45:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:45:55,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:45:55,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:45:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:45:55,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:45:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:45:55,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:45:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:45:55,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:45:55,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:45:55,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:45:55,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:45:55,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:45:55,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:45:55,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:45:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:45:55,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:45:55,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:45:55,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:45:55,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:45:55,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:45:55,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:45:55,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:45:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:45:55,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:55,352 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:45:55,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:45:55,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326380317] [2024-11-10 08:45:55,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1326380317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:45:55,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:45:55,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 08:45:55,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1419176871] [2024-11-10 08:45:55,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:45:55,354 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 08:45:55,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:45:55,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 08:45:55,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:45:55,355 INFO L87 Difference]: Start difference. First operand 2247 states and 3603 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:56,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:45:56,334 INFO L93 Difference]: Finished difference Result 7861 states and 12553 transitions. [2024-11-10 08:45:56,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-10 08:45:56,335 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:45:56,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:45:56,358 INFO L225 Difference]: With dead ends: 7861 [2024-11-10 08:45:56,358 INFO L226 Difference]: Without dead ends: 5617 [2024-11-10 08:45:56,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2024-11-10 08:45:56,366 INFO L432 NwaCegarLoop]: 585 mSDtfsCounter, 1327 mSDsluCounter, 1693 mSDsCounter, 0 mSdLazyCounter, 791 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1327 SdHoareTripleChecker+Valid, 2278 SdHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-10 08:45:56,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1327 Valid, 2278 Invalid, 895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 791 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-10 08:45:56,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5617 states. [2024-11-10 08:45:56,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5617 to 2403. [2024-11-10 08:45:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2403 states, 2138 states have (on average 1.5664172123479887) internal successors, (3349), 2144 states have internal predecessors, (3349), 256 states have call successors, (256), 8 states have call predecessors, (256), 8 states have return successors, (256), 250 states have call predecessors, (256), 256 states have call successors, (256) [2024-11-10 08:45:56,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2403 states to 2403 states and 3861 transitions. [2024-11-10 08:45:56,557 INFO L78 Accepts]: Start accepts. Automaton has 2403 states and 3861 transitions. Word has length 492 [2024-11-10 08:45:56,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:45:56,558 INFO L471 AbstractCegarLoop]: Abstraction has 2403 states and 3861 transitions. [2024-11-10 08:45:56,558 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:45:56,558 INFO L276 IsEmpty]: Start isEmpty. Operand 2403 states and 3861 transitions. [2024-11-10 08:45:56,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:45:56,563 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:45:56,563 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:45:56,563 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-10 08:45:56,563 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:45:56,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:45:56,564 INFO L85 PathProgramCache]: Analyzing trace with hash -1084027091, now seen corresponding path program 1 times [2024-11-10 08:45:56,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:45:56,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [591299589] [2024-11-10 08:45:56,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:45:56,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:45:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:45:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:45:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:45:58,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:45:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:45:58,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:45:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:45:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:45:58,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:45:58,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:45:58,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:45:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:45:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:45:58,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:45:58,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:45:58,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:45:58,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:45:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:45:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:45:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:45:58,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:45:58,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:45:58,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,744 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:45:58,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:45:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:45:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:45:58,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:45:58,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:45:58,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:45:58,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:45:58,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:45:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:45:58,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:45:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:45:58,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:45:58,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:45:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:45:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:45:58,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:45:58,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:45:58,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:45:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:45:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:45:58,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:45:58,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:45:58,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:45:58,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:45:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:45:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:45:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:45:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:45:58,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:45:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:45:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:45:58,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:45:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:45:58,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:45:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:45:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:45:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:45:58,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:45:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:45:58,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:45:58,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:45:58,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:45:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:45:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:58,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:45:58,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:45:59,001 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:45:59,002 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:45:59,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [591299589] [2024-11-10 08:45:59,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [591299589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:45:59,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:45:59,002 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-10 08:45:59,002 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023212185] [2024-11-10 08:45:59,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:45:59,003 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-10 08:45:59,003 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:45:59,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-10 08:45:59,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-10 08:45:59,004 INFO L87 Difference]: Start difference. First operand 2403 states and 3861 transitions. Second operand has 11 states, 11 states have (on average 14.545454545454545) internal successors, (160), 11 states have internal predecessors, (160), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-10 08:46:03,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:03,496 INFO L93 Difference]: Finished difference Result 18469 states and 29453 transitions. [2024-11-10 08:46:03,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-10 08:46:03,497 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.545454545454545) internal successors, (160), 11 states have internal predecessors, (160), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) Word has length 492 [2024-11-10 08:46:03,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:03,548 INFO L225 Difference]: With dead ends: 18469 [2024-11-10 08:46:03,548 INFO L226 Difference]: Without dead ends: 16069 [2024-11-10 08:46:03,556 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 163 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=156, Invalid=306, Unknown=0, NotChecked=0, Total=462 [2024-11-10 08:46:03,557 INFO L432 NwaCegarLoop]: 1667 mSDtfsCounter, 3365 mSDsluCounter, 5669 mSDsCounter, 0 mSdLazyCounter, 2450 mSolverCounterSat, 1191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3365 SdHoareTripleChecker+Valid, 7336 SdHoareTripleChecker+Invalid, 3641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1191 IncrementalHoareTripleChecker+Valid, 2450 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:03,557 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3365 Valid, 7336 Invalid, 3641 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1191 Valid, 2450 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-10 08:46:03,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16069 states. [2024-11-10 08:46:03,982 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16069 to 9148. [2024-11-10 08:46:03,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9148 states, 8419 states have (on average 1.5827295403254544) internal successors, (13325), 8439 states have internal predecessors, (13325), 704 states have call successors, (704), 24 states have call predecessors, (704), 24 states have return successors, (704), 684 states have call predecessors, (704), 704 states have call successors, (704) [2024-11-10 08:46:04,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9148 states to 9148 states and 14733 transitions. [2024-11-10 08:46:04,030 INFO L78 Accepts]: Start accepts. Automaton has 9148 states and 14733 transitions. Word has length 492 [2024-11-10 08:46:04,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:04,031 INFO L471 AbstractCegarLoop]: Abstraction has 9148 states and 14733 transitions. [2024-11-10 08:46:04,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.545454545454545) internal successors, (160), 11 states have internal predecessors, (160), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-10 08:46:04,031 INFO L276 IsEmpty]: Start isEmpty. Operand 9148 states and 14733 transitions. [2024-11-10 08:46:04,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:46:04,045 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:04,045 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:04,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-10 08:46:04,045 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:04,046 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:04,046 INFO L85 PathProgramCache]: Analyzing trace with hash 770318446, now seen corresponding path program 1 times [2024-11-10 08:46:04,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:04,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721006320] [2024-11-10 08:46:04,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:04,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:04,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:04,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:46:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:04,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:46:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:46:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:46:04,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:46:04,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:46:04,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:46:04,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:46:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:46:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:46:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:46:04,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:46:04,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:46:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:46:04,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:46:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:46:04,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:46:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:46:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:46:04,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:46:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:46:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:46:04,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:46:04,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:46:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:46:04,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:46:04,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:46:04,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:46:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:46:04,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:46:04,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:46:04,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:46:04,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:46:04,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:46:04,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:46:04,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:46:04,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:46:04,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:04,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:46:04,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:46:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:04,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:04,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:46:04,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:46:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:46:04,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:46:04,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:46:04,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:46:04,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:46:04,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:46:04,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:46:04,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:46:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:46:04,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:46:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:46:04,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:46:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:46:04,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:46:04,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:04,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721006320] [2024-11-10 08:46:04,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [721006320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:04,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:04,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:46:04,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1029588018] [2024-11-10 08:46:04,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:04,978 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:46:04,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:04,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:46:04,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:46:04,982 INFO L87 Difference]: Start difference. First operand 9148 states and 14733 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:05,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:05,715 INFO L93 Difference]: Finished difference Result 43300 states and 69693 transitions. [2024-11-10 08:46:05,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 08:46:05,716 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:46:05,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:05,791 INFO L225 Difference]: With dead ends: 43300 [2024-11-10 08:46:05,791 INFO L226 Difference]: Without dead ends: 34155 [2024-11-10 08:46:05,825 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:05,826 INFO L432 NwaCegarLoop]: 513 mSDtfsCounter, 1426 mSDsluCounter, 1293 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1426 SdHoareTripleChecker+Valid, 1806 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:05,826 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1426 Valid, 1806 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 08:46:05,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34155 states. [2024-11-10 08:46:06,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34155 to 33642. [2024-11-10 08:46:06,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33642 states, 31897 states have (on average 1.5870144527698529) internal successors, (50621), 31985 states have internal predecessors, (50621), 1648 states have call successors, (1648), 96 states have call predecessors, (1648), 96 states have return successors, (1648), 1560 states have call predecessors, (1648), 1648 states have call successors, (1648) [2024-11-10 08:46:06,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33642 states to 33642 states and 53917 transitions. [2024-11-10 08:46:06,908 INFO L78 Accepts]: Start accepts. Automaton has 33642 states and 53917 transitions. Word has length 492 [2024-11-10 08:46:06,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:06,909 INFO L471 AbstractCegarLoop]: Abstraction has 33642 states and 53917 transitions. [2024-11-10 08:46:06,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:06,910 INFO L276 IsEmpty]: Start isEmpty. Operand 33642 states and 53917 transitions. [2024-11-10 08:46:06,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:46:06,945 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:06,945 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:06,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-10 08:46:06,946 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:06,946 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:06,946 INFO L85 PathProgramCache]: Analyzing trace with hash 1203368078, now seen corresponding path program 1 times [2024-11-10 08:46:06,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:06,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549084642] [2024-11-10 08:46:06,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:06,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:08,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:46:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:46:08,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:46:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:46:08,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:46:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:46:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:46:08,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:46:08,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:46:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:46:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:46:08,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:46:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:46:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:46:08,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:46:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:46:08,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:46:08,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:46:08,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:46:08,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:46:08,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:46:08,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:46:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:46:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:46:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:46:08,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:46:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:46:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:46:08,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:46:08,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:46:08,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:46:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:46:08,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:46:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:46:08,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:46:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:46:08,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:08,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:46:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:08,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:46:08,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:08,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:46:08,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:08,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:46:08,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:46:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:46:08,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:46:08,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:46:08,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:46:08,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:46:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:46:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:46:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:46:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:46:08,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:46:08,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:46:08,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:46:08,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:46:08,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:08,398 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:46:08,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:08,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549084642] [2024-11-10 08:46:08,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [549084642] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:08,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:08,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:46:08,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565817992] [2024-11-10 08:46:08,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:08,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:46:08,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:08,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:46:08,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:46:08,401 INFO L87 Difference]: Start difference. First operand 33642 states and 53917 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:09,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:09,648 INFO L93 Difference]: Finished difference Result 78871 states and 126123 transitions. [2024-11-10 08:46:09,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:46:09,649 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:46:09,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:09,754 INFO L225 Difference]: With dead ends: 78871 [2024-11-10 08:46:09,755 INFO L226 Difference]: Without dead ends: 45232 [2024-11-10 08:46:09,808 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 141 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:09,809 INFO L432 NwaCegarLoop]: 514 mSDtfsCounter, 707 mSDsluCounter, 955 mSDsCounter, 0 mSdLazyCounter, 177 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 707 SdHoareTripleChecker+Valid, 1469 SdHoareTripleChecker+Invalid, 201 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 177 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:09,809 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [707 Valid, 1469 Invalid, 201 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 08:46:09,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45232 states. [2024-11-10 08:46:10,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45232 to 34698. [2024-11-10 08:46:10,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34698 states, 32953 states have (on average 1.58179831881771) internal successors, (52125), 33041 states have internal predecessors, (52125), 1648 states have call successors, (1648), 96 states have call predecessors, (1648), 96 states have return successors, (1648), 1560 states have call predecessors, (1648), 1648 states have call successors, (1648) [2024-11-10 08:46:10,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34698 states to 34698 states and 55421 transitions. [2024-11-10 08:46:10,912 INFO L78 Accepts]: Start accepts. Automaton has 34698 states and 55421 transitions. Word has length 492 [2024-11-10 08:46:10,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:10,914 INFO L471 AbstractCegarLoop]: Abstraction has 34698 states and 55421 transitions. [2024-11-10 08:46:10,914 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:10,914 INFO L276 IsEmpty]: Start isEmpty. Operand 34698 states and 55421 transitions. [2024-11-10 08:46:10,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:46:10,949 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:10,949 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:10,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-10 08:46:10,950 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:10,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:10,950 INFO L85 PathProgramCache]: Analyzing trace with hash -621275061, now seen corresponding path program 1 times [2024-11-10 08:46:10,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:10,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674662361] [2024-11-10 08:46:10,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:10,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:11,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:11,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:11,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:46:11,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:46:11,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:11,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:46:11,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:11,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:46:11,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:46:11,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:46:11,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:46:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:46:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:46:11,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:46:11,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:46:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:46:11,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:46:11,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:46:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:46:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:46:11,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:46:11,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:46:11,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:46:11,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:46:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:46:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:46:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:46:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:46:11,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:46:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:46:11,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,907 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:46:11,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:46:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:46:11,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:46:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:46:11,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:46:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:46:11,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:46:11,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:46:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:46:11,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:11,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:46:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:11,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:46:11,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:11,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:46:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:11,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:46:11,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:46:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:46:11,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:46:11,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:46:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:46:11,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:46:11,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:46:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:46:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:46:11,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:46:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:46:11,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:46:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:46:11,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:46:11,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:11,968 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:46:11,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:11,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674662361] [2024-11-10 08:46:11,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674662361] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:11,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:11,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:46:11,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830178717] [2024-11-10 08:46:11,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:11,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:46:11,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:11,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:46:11,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:46:11,969 INFO L87 Difference]: Start difference. First operand 34698 states and 55421 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:13,066 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:13,066 INFO L93 Difference]: Finished difference Result 70308 states and 112329 transitions. [2024-11-10 08:46:13,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:46:13,067 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:46:13,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:13,148 INFO L225 Difference]: With dead ends: 70308 [2024-11-10 08:46:13,149 INFO L226 Difference]: Without dead ends: 35613 [2024-11-10 08:46:13,202 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:13,203 INFO L432 NwaCegarLoop]: 529 mSDtfsCounter, 274 mSDsluCounter, 998 mSDsCounter, 0 mSdLazyCounter, 122 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 274 SdHoareTripleChecker+Valid, 1527 SdHoareTripleChecker+Invalid, 124 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:13,203 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [274 Valid, 1527 Invalid, 124 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-10 08:46:13,228 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35613 states. [2024-11-10 08:46:14,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35613 to 34698. [2024-11-10 08:46:14,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34698 states, 32953 states have (on average 1.5788850787485207) internal successors, (52029), 33041 states have internal predecessors, (52029), 1648 states have call successors, (1648), 96 states have call predecessors, (1648), 96 states have return successors, (1648), 1560 states have call predecessors, (1648), 1648 states have call successors, (1648) [2024-11-10 08:46:14,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34698 states to 34698 states and 55325 transitions. [2024-11-10 08:46:14,364 INFO L78 Accepts]: Start accepts. Automaton has 34698 states and 55325 transitions. Word has length 492 [2024-11-10 08:46:14,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:14,365 INFO L471 AbstractCegarLoop]: Abstraction has 34698 states and 55325 transitions. [2024-11-10 08:46:14,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:14,365 INFO L276 IsEmpty]: Start isEmpty. Operand 34698 states and 55325 transitions. [2024-11-10 08:46:14,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:46:14,391 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:14,391 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:14,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-10 08:46:14,392 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:14,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:14,392 INFO L85 PathProgramCache]: Analyzing trace with hash -876011606, now seen corresponding path program 1 times [2024-11-10 08:46:14,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:14,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1204841715] [2024-11-10 08:46:14,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:14,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:17,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:17,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:46:17,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:17,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:46:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:17,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:46:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:17,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:17,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:46:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:46:17,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:46:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:46:17,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:46:17,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:46:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:46:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:46:17,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:46:17,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:46:17,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:46:17,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:46:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:46:17,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:46:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:46:17,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:46:17,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:46:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:46:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:46:17,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:46:17,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:46:17,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:46:17,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:46:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:46:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:46:17,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:46:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:46:17,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:46:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:46:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:46:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:46:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:46:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:46:17,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:46:17,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:17,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:46:17,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:17,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:46:17,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:46:17,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:46:17,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:46:17,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:46:17,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:46:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:46:17,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:46:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:46:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:46:17,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:46:17,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:46:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:46:17,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:46:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:46:17,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:46:17,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:17,314 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:46:17,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:17,315 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1204841715] [2024-11-10 08:46:17,315 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1204841715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:17,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:17,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-10 08:46:17,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163154425] [2024-11-10 08:46:17,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:17,316 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-10 08:46:17,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:17,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-10 08:46:17,317 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-11-10 08:46:17,318 INFO L87 Difference]: Start difference. First operand 34698 states and 55325 transitions. Second operand has 14 states, 14 states have (on average 11.428571428571429) internal successors, (160), 14 states have internal predecessors, (160), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-10 08:46:27,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:27,208 INFO L93 Difference]: Finished difference Result 149497 states and 235887 transitions. [2024-11-10 08:46:27,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-10 08:46:27,211 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 11.428571428571429) internal successors, (160), 14 states have internal predecessors, (160), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) Word has length 492 [2024-11-10 08:46:27,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:27,438 INFO L225 Difference]: With dead ends: 149497 [2024-11-10 08:46:27,438 INFO L226 Difference]: Without dead ends: 114802 [2024-11-10 08:46:27,477 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 211 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=311, Invalid=681, Unknown=0, NotChecked=0, Total=992 [2024-11-10 08:46:27,478 INFO L432 NwaCegarLoop]: 966 mSDtfsCounter, 5750 mSDsluCounter, 5852 mSDsCounter, 0 mSdLazyCounter, 4317 mSolverCounterSat, 924 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5750 SdHoareTripleChecker+Valid, 6818 SdHoareTripleChecker+Invalid, 5241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 924 IncrementalHoareTripleChecker+Valid, 4317 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.0s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:27,479 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5750 Valid, 6818 Invalid, 5241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [924 Valid, 4317 Invalid, 0 Unknown, 0 Unchecked, 6.0s Time] [2024-11-10 08:46:27,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114802 states. [2024-11-10 08:46:29,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114802 to 64954. [2024-11-10 08:46:29,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64954 states, 62057 states have (on average 1.578371497171955) internal successors, (97949), 62241 states have internal predecessors, (97949), 2704 states have call successors, (2704), 192 states have call predecessors, (2704), 192 states have return successors, (2704), 2520 states have call predecessors, (2704), 2704 states have call successors, (2704) [2024-11-10 08:46:30,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64954 states to 64954 states and 103357 transitions. [2024-11-10 08:46:30,028 INFO L78 Accepts]: Start accepts. Automaton has 64954 states and 103357 transitions. Word has length 492 [2024-11-10 08:46:30,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:30,029 INFO L471 AbstractCegarLoop]: Abstraction has 64954 states and 103357 transitions. [2024-11-10 08:46:30,029 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 11.428571428571429) internal successors, (160), 14 states have internal predecessors, (160), 3 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 3 states have call predecessors, (67), 3 states have call successors, (67) [2024-11-10 08:46:30,029 INFO L276 IsEmpty]: Start isEmpty. Operand 64954 states and 103357 transitions. [2024-11-10 08:46:30,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-11-10 08:46:30,080 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:30,080 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:30,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-10 08:46:30,081 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:30,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:30,081 INFO L85 PathProgramCache]: Analyzing trace with hash 532288395, now seen corresponding path program 1 times [2024-11-10 08:46:30,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:30,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1979921567] [2024-11-10 08:46:30,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:30,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:31,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:31,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:46:31,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:31,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:46:31,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:31,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:46:31,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:31,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:31,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:46:31,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:46:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:46:31,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:46:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:46:31,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:46:31,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:46:31,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:46:31,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:46:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:46:31,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:46:31,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:46:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:46:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:46:31,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:46:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:46:31,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:46:31,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:46:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:46:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:46:31,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:46:31,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:46:31,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:46:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:46:31,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:46:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:46:31,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:46:31,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:46:31,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:46:31,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:46:31,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:46:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:46:31,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:46:31,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:31,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:46:31,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:31,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:46:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:31,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:46:31,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:31,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:31,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:46:31,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:46:31,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:46:31,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:46:31,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:46:31,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:46:31,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:46:31,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:46:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:46:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:46:31,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:46:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:46:31,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:46:31,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:46:31,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:46:31,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:31,221 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:46:31,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:31,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1979921567] [2024-11-10 08:46:31,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1979921567] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:31,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:31,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-10 08:46:31,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039611856] [2024-11-10 08:46:31,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:31,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-10 08:46:31,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:31,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-10 08:46:31,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-10 08:46:31,223 INFO L87 Difference]: Start difference. First operand 64954 states and 103357 transitions. Second operand has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:34,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:34,043 INFO L93 Difference]: Finished difference Result 144934 states and 230737 transitions. [2024-11-10 08:46:34,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-10 08:46:34,044 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 492 [2024-11-10 08:46:34,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:34,185 INFO L225 Difference]: With dead ends: 144934 [2024-11-10 08:46:34,185 INFO L226 Difference]: Without dead ends: 79983 [2024-11-10 08:46:34,261 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 141 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-10 08:46:34,261 INFO L432 NwaCegarLoop]: 1089 mSDtfsCounter, 1801 mSDsluCounter, 2660 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 375 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1801 SdHoareTripleChecker+Valid, 3749 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 375 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:34,261 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1801 Valid, 3749 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [375 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-10 08:46:34,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79983 states. [2024-11-10 08:46:36,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79983 to 64996. [2024-11-10 08:46:36,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64996 states, 62078 states have (on average 1.5722478172621541) internal successors, (97602), 62263 states have internal predecessors, (97602), 2723 states have call successors, (2723), 194 states have call predecessors, (2723), 194 states have return successors, (2723), 2538 states have call predecessors, (2723), 2723 states have call successors, (2723) [2024-11-10 08:46:36,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64996 states to 64996 states and 103048 transitions. [2024-11-10 08:46:36,597 INFO L78 Accepts]: Start accepts. Automaton has 64996 states and 103048 transitions. Word has length 492 [2024-11-10 08:46:36,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:36,598 INFO L471 AbstractCegarLoop]: Abstraction has 64996 states and 103048 transitions. [2024-11-10 08:46:36,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.666666666666668) internal successors, (160), 6 states have internal predecessors, (160), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:36,598 INFO L276 IsEmpty]: Start isEmpty. Operand 64996 states and 103048 transitions. [2024-11-10 08:46:36,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2024-11-10 08:46:36,982 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:36,982 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:36,982 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-10 08:46:36,983 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:36,983 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:36,983 INFO L85 PathProgramCache]: Analyzing trace with hash -67072728, now seen corresponding path program 1 times [2024-11-10 08:46:36,983 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:36,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131324715] [2024-11-10 08:46:36,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:36,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:37,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:37,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:37,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:37,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:46:37,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:37,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:46:37,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:46:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:37,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,358 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:37,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:46:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:46:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:46:37,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:46:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:46:37,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:46:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:46:37,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:46:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:46:37,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:46:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:46:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:46:37,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:46:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:46:37,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:46:37,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:46:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:46:37,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:46:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:46:37,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:46:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:46:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:46:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:46:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:46:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:46:37,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:46:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:46:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:46:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:46:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:46:37,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:46:37,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:46:37,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:46:37,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:46:37,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:46:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:46:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:37,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:46:37,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:46:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:46:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:46:37,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:46:37,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:46:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:46:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:46:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:46:37,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:46:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:46:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:46:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:46:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:46:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:46:37,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:37,469 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:46:37,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:37,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131324715] [2024-11-10 08:46:37,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131324715] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:37,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:37,470 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 08:46:37,470 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772307969] [2024-11-10 08:46:37,470 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:37,470 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 08:46:37,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:37,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 08:46:37,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:46:37,471 INFO L87 Difference]: Start difference. First operand 64996 states and 103048 transitions. Second operand has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:39,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:39,053 INFO L93 Difference]: Finished difference Result 129947 states and 206034 transitions. [2024-11-10 08:46:39,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 08:46:39,054 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 493 [2024-11-10 08:46:39,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:39,167 INFO L225 Difference]: With dead ends: 129947 [2024-11-10 08:46:39,167 INFO L226 Difference]: Without dead ends: 64996 [2024-11-10 08:46:39,231 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 08:46:39,231 INFO L432 NwaCegarLoop]: 511 mSDtfsCounter, 0 mSDsluCounter, 508 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1019 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:39,232 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1019 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 08:46:39,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64996 states. [2024-11-10 08:46:41,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64996 to 64996. [2024-11-10 08:46:41,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64996 states, 62078 states have (on average 1.571087986082026) internal successors, (97530), 62263 states have internal predecessors, (97530), 2723 states have call successors, (2723), 194 states have call predecessors, (2723), 194 states have return successors, (2723), 2538 states have call predecessors, (2723), 2723 states have call successors, (2723) [2024-11-10 08:46:41,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64996 states to 64996 states and 102976 transitions. [2024-11-10 08:46:41,670 INFO L78 Accepts]: Start accepts. Automaton has 64996 states and 102976 transitions. Word has length 493 [2024-11-10 08:46:41,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:41,670 INFO L471 AbstractCegarLoop]: Abstraction has 64996 states and 102976 transitions. [2024-11-10 08:46:41,670 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.666666666666664) internal successors, (161), 3 states have internal predecessors, (161), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:41,671 INFO L276 IsEmpty]: Start isEmpty. Operand 64996 states and 102976 transitions. [2024-11-10 08:46:41,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2024-11-10 08:46:41,768 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:41,768 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:41,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-10 08:46:41,768 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:41,768 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:41,769 INFO L85 PathProgramCache]: Analyzing trace with hash 733462825, now seen corresponding path program 1 times [2024-11-10 08:46:41,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:41,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1116860109] [2024-11-10 08:46:41,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:41,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:42,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:42,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:42,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:46:42,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:42,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:46:42,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:42,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:46:42,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:42,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:46:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:46:42,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:46:42,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:46:42,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:46:42,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:46:42,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:46:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:46:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:46:42,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:46:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:46:42,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:46:42,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:46:42,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:46:42,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:46:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:46:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:46:42,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:46:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:46:42,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:46:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:46:42,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:46:42,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:46:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:46:42,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:46:42,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:46:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:46:42,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:46:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:46:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:46:42,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:46:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:46:42,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:46:42,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:42,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:46:42,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:46:42,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:42,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:46:42,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:42,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:42,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:46:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:46:42,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:46:42,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:46:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:46:42,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:46:42,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:46:42,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:46:42,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:46:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:46:42,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:46:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:46:42,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:46:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:46:42,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:46:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:42,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:46:42,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:42,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1116860109] [2024-11-10 08:46:42,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1116860109] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:42,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:42,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:46:42,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [408919870] [2024-11-10 08:46:42,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:42,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:46:42,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:42,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:46:42,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:46:42,534 INFO L87 Difference]: Start difference. First operand 64996 states and 102976 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:44,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:44,913 INFO L93 Difference]: Finished difference Result 172375 states and 273188 transitions. [2024-11-10 08:46:44,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:46:44,914 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 493 [2024-11-10 08:46:44,914 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:45,083 INFO L225 Difference]: With dead ends: 172375 [2024-11-10 08:46:45,083 INFO L226 Difference]: Without dead ends: 107424 [2024-11-10 08:46:45,139 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 08:46:45,139 INFO L432 NwaCegarLoop]: 505 mSDtfsCounter, 451 mSDsluCounter, 999 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 204 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 451 SdHoareTripleChecker+Valid, 1504 SdHoareTripleChecker+Invalid, 284 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 204 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:45,140 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [451 Valid, 1504 Invalid, 284 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [204 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 08:46:45,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107424 states. [2024-11-10 08:46:47,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107424 to 65397. [2024-11-10 08:46:47,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65397 states, 62430 states have (on average 1.5709274387313792) internal successors, (98073), 62614 states have internal predecessors, (98073), 2771 states have call successors, (2771), 195 states have call predecessors, (2771), 195 states have return successors, (2771), 2587 states have call predecessors, (2771), 2771 states have call successors, (2771) [2024-11-10 08:46:47,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65397 states to 65397 states and 103615 transitions. [2024-11-10 08:46:47,628 INFO L78 Accepts]: Start accepts. Automaton has 65397 states and 103615 transitions. Word has length 493 [2024-11-10 08:46:47,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 08:46:47,629 INFO L471 AbstractCegarLoop]: Abstraction has 65397 states and 103615 transitions. [2024-11-10 08:46:47,630 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:47,630 INFO L276 IsEmpty]: Start isEmpty. Operand 65397 states and 103615 transitions. [2024-11-10 08:46:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2024-11-10 08:46:47,688 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 08:46:47,689 INFO L215 NwaCegarLoop]: trace histogram [67, 67, 67, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 08:46:47,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-10 08:46:47,689 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 08:46:47,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 08:46:47,690 INFO L85 PathProgramCache]: Analyzing trace with hash -413077688, now seen corresponding path program 1 times [2024-11-10 08:46:47,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 08:46:47,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [159820235] [2024-11-10 08:46:47,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 08:46:47,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 08:46:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 08:46:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 08:46:48,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 08:46:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 08:46:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-10 08:46:48,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 08:46:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-10 08:46:48,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 08:46:48,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-10 08:46:48,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 08:46:48,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 08:46:48,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-10 08:46:48,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-10 08:46:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-10 08:46:48,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-10 08:46:48,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-11-10 08:46:48,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2024-11-10 08:46:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-10 08:46:48,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-10 08:46:48,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-10 08:46:48,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2024-11-10 08:46:48,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-10 08:46:48,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-10 08:46:48,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-10 08:46:48,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2024-11-10 08:46:48,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2024-11-10 08:46:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2024-11-10 08:46:48,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2024-11-10 08:46:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-10 08:46:48,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2024-11-10 08:46:48,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-11-10 08:46:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2024-11-10 08:46:48,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-11-10 08:46:48,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2024-11-10 08:46:48,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-11-10 08:46:48,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-11-10 08:46:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-11-10 08:46:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-11-10 08:46:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-11-10 08:46:48,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-11-10 08:46:48,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-11-10 08:46:48,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-11-10 08:46:48,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-10 08:46:48,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-10 08:46:48,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2024-11-10 08:46:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2024-11-10 08:46:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2024-11-10 08:46:48,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2024-11-10 08:46:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-11-10 08:46:48,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-11-10 08:46:48,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2024-11-10 08:46:48,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-11-10 08:46:48,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 295 [2024-11-10 08:46:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-11-10 08:46:48,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2024-11-10 08:46:48,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-11-10 08:46:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2024-11-10 08:46:48,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-11-10 08:46:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,732 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2024-11-10 08:46:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-11-10 08:46:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2024-11-10 08:46:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-11-10 08:46:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2024-11-10 08:46:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,742 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-10 08:46:48,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 361 [2024-11-10 08:46:48,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 367 [2024-11-10 08:46:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2024-11-10 08:46:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 08:46:48,754 INFO L134 CoverageAnalysis]: Checked inductivity of 8844 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8844 trivial. 0 not checked. [2024-11-10 08:46:48,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 08:46:48,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [159820235] [2024-11-10 08:46:48,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [159820235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 08:46:48,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 08:46:48,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 08:46:48,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170917123] [2024-11-10 08:46:48,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 08:46:48,755 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 08:46:48,755 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 08:46:48,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 08:46:48,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:46:48,756 INFO L87 Difference]: Start difference. First operand 65397 states and 103615 transitions. Second operand has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) [2024-11-10 08:46:51,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 08:46:51,153 INFO L93 Difference]: Finished difference Result 105068 states and 166623 transitions. [2024-11-10 08:46:51,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 08:46:51,153 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.25) internal successors, (161), 4 states have internal predecessors, (161), 1 states have call successors, (67), 1 states have call predecessors, (67), 1 states have return successors, (67), 1 states have call predecessors, (67), 1 states have call successors, (67) Word has length 493 [2024-11-10 08:46:51,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 08:46:51,302 INFO L225 Difference]: With dead ends: 105068 [2024-11-10 08:46:51,303 INFO L226 Difference]: Without dead ends: 88615 [2024-11-10 08:46:51,327 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-10 08:46:51,328 INFO L432 NwaCegarLoop]: 868 mSDtfsCounter, 709 mSDsluCounter, 1133 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 709 SdHoareTripleChecker+Valid, 2001 SdHoareTripleChecker+Invalid, 207 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 08:46:51,328 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [709 Valid, 2001 Invalid, 207 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 08:46:51,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88615 states.