./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3289d67d 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-2.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 0f4d1a0f878f07f9b07af3368e16f27fe17adbf3f533e01dbd51821a170a1e65 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-16 17:38:58,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-16 17:38:58,892 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-16 17:38:58,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-16 17:38:58,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-16 17:38:58,926 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-16 17:38:58,927 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-16 17:38:58,927 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-16 17:38:58,928 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-16 17:38:58,929 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-16 17:38:58,929 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-16 17:38:58,930 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-16 17:38:58,930 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-16 17:38:58,933 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-16 17:38:58,933 INFO L153 SettingsManager]: * Use SBE=true [2024-11-16 17:38:58,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-16 17:38:58,934 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-16 17:38:58,934 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-16 17:38:58,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-16 17:38:58,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-16 17:38:58,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-16 17:38:58,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-16 17:38:58,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-16 17:38:58,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-16 17:38:58,935 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-16 17:38:58,936 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-16 17:38:58,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-16 17:38:58,936 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-16 17:38:58,936 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-16 17:38:58,936 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-16 17:38:58,937 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-16 17:38:58,937 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-16 17:38:58,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:38:58,937 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-16 17:38:58,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-16 17:38:58,937 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-16 17:38:58,937 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-16 17:38:58,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-16 17:38:58,938 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-16 17:38:58,938 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-16 17:38:58,938 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-16 17:38:58,943 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-16 17:38:58,943 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f4d1a0f878f07f9b07af3368e16f27fe17adbf3f533e01dbd51821a170a1e65 [2024-11-16 17:38:59,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-16 17:38:59,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-16 17:38:59,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-16 17:38:59,173 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-16 17:38:59,173 INFO L274 PluginConnector]: CDTParser initialized [2024-11-16 17:38:59,174 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-2.i [2024-11-16 17:39:00,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-16 17:39:00,849 INFO L384 CDTParser]: Found 1 translation units. [2024-11-16 17:39:00,850 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-2.i [2024-11-16 17:39:00,862 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99a226cff/6d68a4bcb2f94a9e84918d3200c6d771/FLAG78671cd24 [2024-11-16 17:39:01,188 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99a226cff/6d68a4bcb2f94a9e84918d3200c6d771 [2024-11-16 17:39:01,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-16 17:39:01,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-16 17:39:01,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-16 17:39:01,193 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-16 17:39:01,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-16 17:39:01,198 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20bbb52a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01, skipping insertion in model container [2024-11-16 17:39:01,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,250 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-16 17:39:01,443 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-2.i[915,928] [2024-11-16 17:39:01,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:39:01,638 INFO L200 MainTranslator]: Completed pre-run [2024-11-16 17:39:01,648 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-2.i[915,928] [2024-11-16 17:39:01,727 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-16 17:39:01,745 INFO L204 MainTranslator]: Completed translation [2024-11-16 17:39:01,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01 WrapperNode [2024-11-16 17:39:01,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-16 17:39:01,746 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-16 17:39:01,746 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-16 17:39:01,747 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-16 17:39:01,752 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,785 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,859 INFO L138 Inliner]: procedures = 26, calls = 86, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 704 [2024-11-16 17:39:01,860 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-16 17:39:01,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-16 17:39:01,861 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-16 17:39:01,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-16 17:39:01,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,883 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,935 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]. [2024-11-16 17:39:01,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,963 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,978 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,986 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:01,998 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-16 17:39:01,999 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-16 17:39:02,000 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-16 17:39:02,000 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-16 17:39:02,000 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (1/1) ... [2024-11-16 17:39:02,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-16 17:39:02,014 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:39:02,034 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) [2024-11-16 17:39:02,043 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 [2024-11-16 17:39:02,092 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-16 17:39:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-16 17:39:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-16 17:39:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-16 17:39:02,093 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-16 17:39:02,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-16 17:39:02,195 INFO L256 CfgBuilder]: Building ICFG [2024-11-16 17:39:02,196 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-16 17:39:02,911 INFO L1250 $ProcedureCfgBuilder]: dead code at ProgramPoint L641: havoc property_#t~ite52#1;havoc property_#t~ite51#1;havoc property_#t~bitwise50#1;havoc property_#t~short53#1;havoc property_#t~bitwise54#1;havoc property_#t~short55#1;havoc property_#t~ite58#1;havoc property_#t~ite57#1;havoc property_#t~bitwise56#1;havoc property_#t~short59#1;havoc property_#t~ite61#1;havoc property_#t~bitwise60#1;havoc property_#t~short62#1; [2024-11-16 17:39:03,039 INFO L? ?]: Removed 82 outVars from TransFormulas that were not future-live. [2024-11-16 17:39:03,040 INFO L307 CfgBuilder]: Performing block encoding [2024-11-16 17:39:03,065 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-16 17:39:03,065 INFO L336 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-16 17:39:03,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:39:03 BoogieIcfgContainer [2024-11-16 17:39:03,066 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-16 17:39:03,068 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-16 17:39:03,068 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-16 17:39:03,070 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-16 17:39:03,070 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 05:39:01" (1/3) ... [2024-11-16 17:39:03,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25708af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:39:03, skipping insertion in model container [2024-11-16 17:39:03,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 05:39:01" (2/3) ... [2024-11-16 17:39:03,071 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25708af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 05:39:03, skipping insertion in model container [2024-11-16 17:39:03,071 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 16.11 05:39:03" (3/3) ... [2024-11-16 17:39:03,072 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-2.i [2024-11-16 17:39:03,085 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-16 17:39:03,085 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-16 17:39:03,135 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-16 17:39:03,141 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;@2a1a1df3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-16 17:39:03,142 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-16 17:39:03,149 INFO L276 IsEmpty]: Start isEmpty. Operand has 283 states, 207 states have (on average 1.5314009661835748) internal successors, (317), 208 states have internal predecessors, (317), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-16 17:39:03,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:03,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:03,181 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:03,182 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:03,186 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:03,186 INFO L85 PathProgramCache]: Analyzing trace with hash -1420234362, now seen corresponding path program 1 times [2024-11-16 17:39:03,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:03,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361185918] [2024-11-16 17:39:03,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:03,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:03,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:03,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:03,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:03,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:03,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:03,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:03,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:03,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:03,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:03,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:03,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:03,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:03,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:03,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,725 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:03,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:03,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:03,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:03,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:03,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:03,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:03,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:03,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:03,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:03,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,789 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:03,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:03,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:03,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:03,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:03,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:03,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:03,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:03,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:03,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:03,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:03,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:03,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:03,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:03,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:03,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:03,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:03,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:03,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,872 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:03,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:03,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:03,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:03,915 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:03,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:03,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361185918] [2024-11-16 17:39:03,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361185918] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:03,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:03,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-16 17:39:03,919 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [255593298] [2024-11-16 17:39:03,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:03,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-16 17:39:03,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:03,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-16 17:39:03,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:39:03,948 INFO L87 Difference]: Start difference. First operand has 283 states, 207 states have (on average 1.5314009661835748) internal successors, (317), 208 states have internal predecessors, (317), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) Second operand has 2 states, 2 states have (on average 67.0) internal successors, (134), 2 states have internal predecessors, (134), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-16 17:39:04,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:04,023 INFO L93 Difference]: Finished difference Result 558 states and 992 transitions. [2024-11-16 17:39:04,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-16 17:39:04,025 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 67.0) internal successors, (134), 2 states have internal predecessors, (134), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) Word has length 496 [2024-11-16 17:39:04,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:04,034 INFO L225 Difference]: With dead ends: 558 [2024-11-16 17:39:04,034 INFO L226 Difference]: Without dead ends: 278 [2024-11-16 17:39:04,039 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 221 GetRequests, 221 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-16 17:39:04,043 INFO L432 NwaCegarLoop]: 447 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:04,043 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 447 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-16 17:39:04,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 278 states. [2024-11-16 17:39:04,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 278 to 278. [2024-11-16 17:39:04,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 278 states, 203 states have (on average 1.522167487684729) internal successors, (309), 203 states have internal predecessors, (309), 73 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 73 states have call predecessors, (73), 73 states have call successors, (73) [2024-11-16 17:39:04,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 278 states and 455 transitions. [2024-11-16 17:39:04,107 INFO L78 Accepts]: Start accepts. Automaton has 278 states and 455 transitions. Word has length 496 [2024-11-16 17:39:04,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:04,108 INFO L471 AbstractCegarLoop]: Abstraction has 278 states and 455 transitions. [2024-11-16 17:39:04,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 67.0) internal successors, (134), 2 states have internal predecessors, (134), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-16 17:39:04,109 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 455 transitions. [2024-11-16 17:39:04,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:04,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:04,118 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:04,119 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-16 17:39:04,119 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:04,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:04,119 INFO L85 PathProgramCache]: Analyzing trace with hash 138290149, now seen corresponding path program 1 times [2024-11-16 17:39:04,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:04,120 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571186078] [2024-11-16 17:39:04,120 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:04,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:04,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:04,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:04,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:04,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:04,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:04,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:04,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:04,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:04,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:04,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:04,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:04,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:04,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:04,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:05,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:05,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:05,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:05,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:05,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:05,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:05,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:05,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,062 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:05,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:05,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:05,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:05,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:05,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:05,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:05,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:05,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:05,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:05,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:05,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:05,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:05,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:05,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:05,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:05,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:05,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:05,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:05,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:05,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:05,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:05,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:05,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:05,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:05,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:05,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:05,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:05,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:05,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:05,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:05,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:05,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:05,307 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:05,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:05,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571186078] [2024-11-16 17:39:05,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571186078] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:05,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:05,308 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 17:39:05,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982719332] [2024-11-16 17:39:05,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:05,309 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 17:39:05,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:05,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 17:39:05,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:05,311 INFO L87 Difference]: Start difference. First operand 278 states and 455 transitions. Second operand has 5 states, 5 states have (on average 26.8) internal successors, (134), 5 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:05,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:05,926 INFO L93 Difference]: Finished difference Result 1086 states and 1781 transitions. [2024-11-16 17:39:05,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 17:39:05,926 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.8) internal successors, (134), 5 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 496 [2024-11-16 17:39:05,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:05,934 INFO L225 Difference]: With dead ends: 1086 [2024-11-16 17:39:05,934 INFO L226 Difference]: Without dead ends: 811 [2024-11-16 17:39:05,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-16 17:39:05,937 INFO L432 NwaCegarLoop]: 831 mSDtfsCounter, 683 mSDsluCounter, 1458 mSDsCounter, 0 mSdLazyCounter, 428 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 683 SdHoareTripleChecker+Valid, 2289 SdHoareTripleChecker+Invalid, 436 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 428 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:05,937 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [683 Valid, 2289 Invalid, 436 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 428 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-16 17:39:05,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-11-16 17:39:06,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 805. [2024-11-16 17:39:06,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 805 states, 582 states have (on average 1.513745704467354) internal successors, (881), 582 states have internal predecessors, (881), 219 states have call successors, (219), 3 states have call predecessors, (219), 3 states have return successors, (219), 219 states have call predecessors, (219), 219 states have call successors, (219) [2024-11-16 17:39:06,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 805 states to 805 states and 1319 transitions. [2024-11-16 17:39:06,011 INFO L78 Accepts]: Start accepts. Automaton has 805 states and 1319 transitions. Word has length 496 [2024-11-16 17:39:06,012 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:06,012 INFO L471 AbstractCegarLoop]: Abstraction has 805 states and 1319 transitions. [2024-11-16 17:39:06,013 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.8) internal successors, (134), 5 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:06,013 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1319 transitions. [2024-11-16 17:39:06,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:06,018 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:06,018 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:06,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-16 17:39:06,019 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:06,019 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:06,019 INFO L85 PathProgramCache]: Analyzing trace with hash 393026694, now seen corresponding path program 1 times [2024-11-16 17:39:06,019 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:06,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609500714] [2024-11-16 17:39:06,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:06,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:06,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:07,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:07,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:07,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:07,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:07,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:07,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:07,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:07,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:07,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:07,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:07,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:07,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:07,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:07,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:07,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:07,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:07,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:07,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:07,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:07,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:07,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:07,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:07,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:07,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:07,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:07,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:07,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:07,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:07,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:07,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:07,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,444 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:07,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:07,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:07,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:07,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:07,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:07,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:07,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:07,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:07,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:07,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:07,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:07,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:07,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:07,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:07,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:07,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:07,540 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:07,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:07,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609500714] [2024-11-16 17:39:07,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [609500714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:07,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:07,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:39:07,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590500018] [2024-11-16 17:39:07,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:07,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:39:07,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:07,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:39:07,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:07,544 INFO L87 Difference]: Start difference. First operand 805 states and 1319 transitions. Second operand has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:07,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:07,790 INFO L93 Difference]: Finished difference Result 1520 states and 2447 transitions. [2024-11-16 17:39:07,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:07,790 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 496 [2024-11-16 17:39:07,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:07,796 INFO L225 Difference]: With dead ends: 1520 [2024-11-16 17:39:07,796 INFO L226 Difference]: Without dead ends: 1245 [2024-11-16 17:39:07,797 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:07,798 INFO L432 NwaCegarLoop]: 586 mSDtfsCounter, 303 mSDsluCounter, 794 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 303 SdHoareTripleChecker+Valid, 1380 SdHoareTripleChecker+Invalid, 185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:07,798 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [303 Valid, 1380 Invalid, 185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 17:39:07,799 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1245 states. [2024-11-16 17:39:07,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1245 to 1168. [2024-11-16 17:39:07,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1168 states, 882 states have (on average 1.507936507936508) internal successors, (1330), 885 states have internal predecessors, (1330), 279 states have call successors, (279), 6 states have call predecessors, (279), 6 states have return successors, (279), 276 states have call predecessors, (279), 279 states have call successors, (279) [2024-11-16 17:39:07,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 1168 states and 1888 transitions. [2024-11-16 17:39:07,862 INFO L78 Accepts]: Start accepts. Automaton has 1168 states and 1888 transitions. Word has length 496 [2024-11-16 17:39:07,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:07,863 INFO L471 AbstractCegarLoop]: Abstraction has 1168 states and 1888 transitions. [2024-11-16 17:39:07,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:07,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1168 states and 1888 transitions. [2024-11-16 17:39:07,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:07,868 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:07,868 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:07,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-16 17:39:07,869 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:07,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:07,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1268946299, now seen corresponding path program 1 times [2024-11-16 17:39:07,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:07,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [321292510] [2024-11-16 17:39:07,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:07,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:08,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:08,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:08,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:08,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:08,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:08,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:08,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:08,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:08,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:08,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:08,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,854 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:08,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:08,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:08,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,858 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:08,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:08,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:08,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:08,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:08,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:08,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:08,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:08,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:08,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:08,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:08,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:08,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:08,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:08,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:08,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:08,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:08,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:08,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,904 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:08,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:08,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:08,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:08,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:08,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:08,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:08,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:08,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:08,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:08,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:08,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:08,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:08,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:08,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:08,948 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:08,948 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:08,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [321292510] [2024-11-16 17:39:08,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [321292510] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:08,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:08,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:39:08,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1065653725] [2024-11-16 17:39:08,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:08,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:39:08,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:08,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:39:08,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:08,950 INFO L87 Difference]: Start difference. First operand 1168 states and 1888 transitions. Second operand has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:09,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:09,248 INFO L93 Difference]: Finished difference Result 3952 states and 6332 transitions. [2024-11-16 17:39:09,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:09,249 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 496 [2024-11-16 17:39:09,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:09,261 INFO L225 Difference]: With dead ends: 3952 [2024-11-16 17:39:09,261 INFO L226 Difference]: Without dead ends: 2787 [2024-11-16 17:39:09,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:09,265 INFO L432 NwaCegarLoop]: 491 mSDtfsCounter, 664 mSDsluCounter, 1022 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 664 SdHoareTripleChecker+Valid, 1513 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:09,265 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [664 Valid, 1513 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 17:39:09,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2787 states. [2024-11-16 17:39:09,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2787 to 2018. [2024-11-16 17:39:09,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2018 states, 1618 states have (on average 1.519777503090235) internal successors, (2459), 1627 states have internal predecessors, (2459), 387 states have call successors, (387), 12 states have call predecessors, (387), 12 states have return successors, (387), 378 states have call predecessors, (387), 387 states have call successors, (387) [2024-11-16 17:39:09,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2018 states to 2018 states and 3233 transitions. [2024-11-16 17:39:09,368 INFO L78 Accepts]: Start accepts. Automaton has 2018 states and 3233 transitions. Word has length 496 [2024-11-16 17:39:09,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:09,368 INFO L471 AbstractCegarLoop]: Abstraction has 2018 states and 3233 transitions. [2024-11-16 17:39:09,369 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:09,369 INFO L276 IsEmpty]: Start isEmpty. Operand 2018 states and 3233 transitions. [2024-11-16 17:39:09,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:09,375 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:09,375 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:09,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-16 17:39:09,375 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:09,375 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:09,376 INFO L85 PathProgramCache]: Analyzing trace with hash -307124635, now seen corresponding path program 1 times [2024-11-16 17:39:09,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:09,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914581176] [2024-11-16 17:39:09,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:09,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:09,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:10,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:10,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:10,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:10,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:10,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:10,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:10,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:10,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:10,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:10,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:10,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:10,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:10,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:10,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:10,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:10,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,505 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:10,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:10,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:10,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:10,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:10,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:10,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:10,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:10,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:10,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:10,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:10,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:10,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:10,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:10,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:10,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:10,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:10,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:10,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:10,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:10,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:10,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,590 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:10,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:10,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:10,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:10,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:10,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:10,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:10,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:10,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:10,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:10,639 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:10,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:10,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914581176] [2024-11-16 17:39:10,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914581176] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:10,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:10,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:39:10,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1822163073] [2024-11-16 17:39:10,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:10,642 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:39:10,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:10,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:39:10,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:10,644 INFO L87 Difference]: Start difference. First operand 2018 states and 3233 transitions. Second operand has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:11,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:11,118 INFO L93 Difference]: Finished difference Result 6867 states and 10958 transitions. [2024-11-16 17:39:11,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:11,119 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 496 [2024-11-16 17:39:11,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:11,138 INFO L225 Difference]: With dead ends: 6867 [2024-11-16 17:39:11,138 INFO L226 Difference]: Without dead ends: 4852 [2024-11-16 17:39:11,145 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:11,146 INFO L432 NwaCegarLoop]: 595 mSDtfsCounter, 591 mSDsluCounter, 622 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 48 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 591 SdHoareTripleChecker+Valid, 1217 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 48 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:11,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [591 Valid, 1217 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [48 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:39:11,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4852 states. [2024-11-16 17:39:11,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4852 to 4135. [2024-11-16 17:39:11,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4135 states, 3489 states have (on average 1.5445686443106907) internal successors, (5389), 3510 states have internal predecessors, (5389), 621 states have call successors, (621), 24 states have call predecessors, (621), 24 states have return successors, (621), 600 states have call predecessors, (621), 621 states have call successors, (621) [2024-11-16 17:39:11,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4135 states to 4135 states and 6631 transitions. [2024-11-16 17:39:11,363 INFO L78 Accepts]: Start accepts. Automaton has 4135 states and 6631 transitions. Word has length 496 [2024-11-16 17:39:11,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:11,364 INFO L471 AbstractCegarLoop]: Abstraction has 4135 states and 6631 transitions. [2024-11-16 17:39:11,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:11,366 INFO L276 IsEmpty]: Start isEmpty. Operand 4135 states and 6631 transitions. [2024-11-16 17:39:11,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:11,373 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:11,373 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:11,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-16 17:39:11,374 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:11,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:11,374 INFO L85 PathProgramCache]: Analyzing trace with hash -995951646, now seen corresponding path program 1 times [2024-11-16 17:39:11,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:11,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [763834394] [2024-11-16 17:39:11,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:11,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:12,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:12,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:12,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:12,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:12,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:12,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,716 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:12,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:12,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:12,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:12,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:12,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:12,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:12,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:12,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:12,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:12,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:12,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:12,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:12,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:12,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,762 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:12,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:12,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,767 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:12,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:12,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:12,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:12,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:12,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:12,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:12,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:12,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,793 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:12,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:12,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,801 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:12,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:12,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:12,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:12,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:12,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:12,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:12,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:12,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:12,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:12,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:12,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:12,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:12,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:12,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:12,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:12,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:12,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:12,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:12,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:12,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:12,920 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:12,921 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:12,921 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [763834394] [2024-11-16 17:39:12,921 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [763834394] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:12,921 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:12,921 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-16 17:39:12,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643798370] [2024-11-16 17:39:12,923 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:12,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-16 17:39:12,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:12,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-16 17:39:12,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:12,925 INFO L87 Difference]: Start difference. First operand 4135 states and 6631 transitions. Second operand has 5 states, 5 states have (on average 26.8) internal successors, (134), 5 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:14,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:14,225 INFO L93 Difference]: Finished difference Result 16482 states and 26222 transitions. [2024-11-16 17:39:14,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-16 17:39:14,226 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.8) internal successors, (134), 5 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 496 [2024-11-16 17:39:14,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:14,277 INFO L225 Difference]: With dead ends: 16482 [2024-11-16 17:39:14,278 INFO L226 Difference]: Without dead ends: 12350 [2024-11-16 17:39:14,285 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-16 17:39:14,287 INFO L432 NwaCegarLoop]: 703 mSDtfsCounter, 887 mSDsluCounter, 1548 mSDsCounter, 0 mSdLazyCounter, 545 mSolverCounterSat, 128 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 887 SdHoareTripleChecker+Valid, 2251 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 128 IncrementalHoareTripleChecker+Valid, 545 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:14,288 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [887 Valid, 2251 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [128 Valid, 545 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-16 17:39:14,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12350 states. [2024-11-16 17:39:14,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12350 to 5293. [2024-11-16 17:39:14,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5293 states, 4647 states have (on average 1.5706907682375726) internal successors, (7299), 4668 states have internal predecessors, (7299), 621 states have call successors, (621), 24 states have call predecessors, (621), 24 states have return successors, (621), 600 states have call predecessors, (621), 621 states have call successors, (621) [2024-11-16 17:39:14,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5293 states to 5293 states and 8541 transitions. [2024-11-16 17:39:14,572 INFO L78 Accepts]: Start accepts. Automaton has 5293 states and 8541 transitions. Word has length 496 [2024-11-16 17:39:14,573 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:14,573 INFO L471 AbstractCegarLoop]: Abstraction has 5293 states and 8541 transitions. [2024-11-16 17:39:14,573 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.8) internal successors, (134), 5 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:14,573 INFO L276 IsEmpty]: Start isEmpty. Operand 5293 states and 8541 transitions. [2024-11-16 17:39:14,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:14,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:14,581 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:14,581 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-16 17:39:14,581 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:14,581 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:14,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1506485823, now seen corresponding path program 1 times [2024-11-16 17:39:14,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:14,582 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372013408] [2024-11-16 17:39:14,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:14,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:15,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:15,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:15,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:15,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:15,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:15,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:15,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:15,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:15,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:15,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:15,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:15,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:15,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:15,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:15,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:15,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:15,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:15,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:15,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:15,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:15,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:15,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:15,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:15,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:15,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:15,683 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:15,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:15,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372013408] [2024-11-16 17:39:15,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372013408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:15,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:15,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:39:15,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664475058] [2024-11-16 17:39:15,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:15,684 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:39:15,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:15,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:39:15,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:15,685 INFO L87 Difference]: Start difference. First operand 5293 states and 8541 transitions. Second operand has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:16,185 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:16,186 INFO L93 Difference]: Finished difference Result 15570 states and 25108 transitions. [2024-11-16 17:39:16,186 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:16,187 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 496 [2024-11-16 17:39:16,187 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:16,218 INFO L225 Difference]: With dead ends: 15570 [2024-11-16 17:39:16,219 INFO L226 Difference]: Without dead ends: 10280 [2024-11-16 17:39:16,227 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:16,228 INFO L432 NwaCegarLoop]: 431 mSDtfsCounter, 285 mSDsluCounter, 758 mSDsCounter, 0 mSdLazyCounter, 172 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 285 SdHoareTripleChecker+Valid, 1189 SdHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 172 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:16,228 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [285 Valid, 1189 Invalid, 173 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 172 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-16 17:39:16,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10280 states. [2024-11-16 17:39:16,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10280 to 10274. [2024-11-16 17:39:16,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10274 states, 9085 states have (on average 1.5670886075949366) internal successors, (14237), 9130 states have internal predecessors, (14237), 1140 states have call successors, (1140), 48 states have call predecessors, (1140), 48 states have return successors, (1140), 1095 states have call predecessors, (1140), 1140 states have call successors, (1140) [2024-11-16 17:39:16,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10274 states to 10274 states and 16517 transitions. [2024-11-16 17:39:16,596 INFO L78 Accepts]: Start accepts. Automaton has 10274 states and 16517 transitions. Word has length 496 [2024-11-16 17:39:16,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:16,596 INFO L471 AbstractCegarLoop]: Abstraction has 10274 states and 16517 transitions. [2024-11-16 17:39:16,597 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:16,597 INFO L276 IsEmpty]: Start isEmpty. Operand 10274 states and 16517 transitions. [2024-11-16 17:39:16,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:16,611 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:16,611 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:16,611 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-16 17:39:16,611 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:16,612 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:16,612 INFO L85 PathProgramCache]: Analyzing trace with hash 604804546, now seen corresponding path program 1 times [2024-11-16 17:39:16,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:16,612 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773858941] [2024-11-16 17:39:16,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:16,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:18,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:19,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:19,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:19,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:19,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:19,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:19,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:19,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:19,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:19,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:19,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:19,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:19,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:19,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:19,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:19,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:19,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:19,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:19,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:19,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:19,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:19,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:19,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:19,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:19,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:19,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:19,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:19,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:19,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:19,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:19,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:19,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:19,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:19,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:19,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,341 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:19,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:19,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:19,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:19,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:19,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:19,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:19,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,446 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 21 proven. 195 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-16 17:39:19,447 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:19,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773858941] [2024-11-16 17:39:19,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773858941] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:39:19,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [578929358] [2024-11-16 17:39:19,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:19,447 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:39:19,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:39:19,451 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 17:39:19,453 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-16 17:39:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:19,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-16 17:39:19,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:39:22,052 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 1951 proven. 195 refuted. 0 times theorem prover too weak. 8366 trivial. 0 not checked. [2024-11-16 17:39:22,053 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:39:22,897 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 21 proven. 195 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-16 17:39:22,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [578929358] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:39:22,898 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:39:22,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 8] total 19 [2024-11-16 17:39:22,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1813080350] [2024-11-16 17:39:22,898 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:39:22,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-11-16 17:39:22,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:22,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-11-16 17:39:22,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=258, Unknown=0, NotChecked=0, Total=342 [2024-11-16 17:39:22,902 INFO L87 Difference]: Start difference. First operand 10274 states and 16517 transitions. Second operand has 19 states, 19 states have (on average 17.0) internal successors, (323), 19 states have internal predecessors, (323), 8 states have call successors, (219), 4 states have call predecessors, (219), 7 states have return successors, (219), 8 states have call predecessors, (219), 8 states have call successors, (219) [2024-11-16 17:39:25,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:25,427 INFO L93 Difference]: Finished difference Result 47426 states and 75773 transitions. [2024-11-16 17:39:25,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-16 17:39:25,427 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 17.0) internal successors, (323), 19 states have internal predecessors, (323), 8 states have call successors, (219), 4 states have call predecessors, (219), 7 states have return successors, (219), 8 states have call predecessors, (219), 8 states have call successors, (219) Word has length 496 [2024-11-16 17:39:25,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:25,562 INFO L225 Difference]: With dead ends: 47426 [2024-11-16 17:39:25,562 INFO L226 Difference]: Without dead ends: 37155 [2024-11-16 17:39:25,592 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1160 GetRequests, 1128 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=283, Invalid=839, Unknown=0, NotChecked=0, Total=1122 [2024-11-16 17:39:25,592 INFO L432 NwaCegarLoop]: 321 mSDtfsCounter, 2572 mSDsluCounter, 2581 mSDsCounter, 0 mSdLazyCounter, 2276 mSolverCounterSat, 574 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2585 SdHoareTripleChecker+Valid, 2902 SdHoareTripleChecker+Invalid, 2850 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 574 IncrementalHoareTripleChecker+Valid, 2276 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:25,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2585 Valid, 2902 Invalid, 2850 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [574 Valid, 2276 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-16 17:39:25,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37155 states. [2024-11-16 17:39:27,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37155 to 36954. [2024-11-16 17:39:27,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36954 states, 33953 states have (on average 1.571260271551851) internal successors, (53349), 34139 states have internal predecessors, (53349), 2760 states have call successors, (2760), 240 states have call predecessors, (2760), 240 states have return successors, (2760), 2574 states have call predecessors, (2760), 2760 states have call successors, (2760) [2024-11-16 17:39:27,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36954 states to 36954 states and 58869 transitions. [2024-11-16 17:39:27,198 INFO L78 Accepts]: Start accepts. Automaton has 36954 states and 58869 transitions. Word has length 496 [2024-11-16 17:39:27,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:27,199 INFO L471 AbstractCegarLoop]: Abstraction has 36954 states and 58869 transitions. [2024-11-16 17:39:27,200 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 17.0) internal successors, (323), 19 states have internal predecessors, (323), 8 states have call successors, (219), 4 states have call predecessors, (219), 7 states have return successors, (219), 8 states have call predecessors, (219), 8 states have call successors, (219) [2024-11-16 17:39:27,200 INFO L276 IsEmpty]: Start isEmpty. Operand 36954 states and 58869 transitions. [2024-11-16 17:39:27,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:27,225 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:27,225 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:27,247 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-16 17:39:27,426 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:39:27,427 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:27,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:27,427 INFO L85 PathProgramCache]: Analyzing trace with hash 728877793, now seen corresponding path program 1 times [2024-11-16 17:39:27,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:27,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502448635] [2024-11-16 17:39:27,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:27,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:27,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:28,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:28,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:28,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:28,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:28,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:28,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:28,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:28,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:28,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:28,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:28,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:28,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:28,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:28,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:28,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:28,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:28,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,415 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:28,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:28,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:28,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:28,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:28,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:28,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,433 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:28,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:28,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:28,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:28,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:28,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:28,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:28,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:28,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:28,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:28,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:28,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:28,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:28,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:28,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:28,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:28,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:28,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:28,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:28,483 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:28,484 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:28,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502448635] [2024-11-16 17:39:28,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502448635] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:28,485 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:28,485 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-16 17:39:28,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [875292985] [2024-11-16 17:39:28,485 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:28,486 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-16 17:39:28,486 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:28,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-16 17:39:28,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-16 17:39:28,487 INFO L87 Difference]: Start difference. First operand 36954 states and 58869 transitions. Second operand has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:29,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:29,940 INFO L93 Difference]: Finished difference Result 87215 states and 138415 transitions. [2024-11-16 17:39:29,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-16 17:39:29,940 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 496 [2024-11-16 17:39:29,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:30,054 INFO L225 Difference]: With dead ends: 87215 [2024-11-16 17:39:30,055 INFO L226 Difference]: Without dead ends: 50264 [2024-11-16 17:39:30,112 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-16 17:39:30,113 INFO L432 NwaCegarLoop]: 494 mSDtfsCounter, 580 mSDsluCounter, 992 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 73 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1486 SdHoareTripleChecker+Invalid, 215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 73 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:30,113 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 1486 Invalid, 215 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [73 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-16 17:39:30,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50264 states. [2024-11-16 17:39:31,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50264 to 36986. [2024-11-16 17:39:31,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36986 states, 33985 states have (on average 1.5678976018831838) internal successors, (53285), 34171 states have internal predecessors, (53285), 2760 states have call successors, (2760), 240 states have call predecessors, (2760), 240 states have return successors, (2760), 2574 states have call predecessors, (2760), 2760 states have call successors, (2760) [2024-11-16 17:39:31,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36986 states to 36986 states and 58805 transitions. [2024-11-16 17:39:31,313 INFO L78 Accepts]: Start accepts. Automaton has 36986 states and 58805 transitions. Word has length 496 [2024-11-16 17:39:31,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:31,313 INFO L471 AbstractCegarLoop]: Abstraction has 36986 states and 58805 transitions. [2024-11-16 17:39:31,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.5) internal successors, (134), 4 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:31,314 INFO L276 IsEmpty]: Start isEmpty. Operand 36986 states and 58805 transitions. [2024-11-16 17:39:31,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:31,333 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:31,334 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:31,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-16 17:39:31,334 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:31,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:31,335 INFO L85 PathProgramCache]: Analyzing trace with hash -1206782494, now seen corresponding path program 1 times [2024-11-16 17:39:31,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:31,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325907980] [2024-11-16 17:39:31,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:31,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:33,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:33,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:33,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:33,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:33,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:33,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:33,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:33,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:33,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:33,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:33,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:33,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:33,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:33,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:33,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:33,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:33,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:33,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:33,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:33,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:33,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:33,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:33,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:33,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:33,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:33,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:33,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:33,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:33,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:33,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:33,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:33,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:33,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:33,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:33,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:33,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:33,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:33,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:33,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:33,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:33,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:33,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:33,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:33,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:33,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:33,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:33,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:33,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:33,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:33,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:33,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:33,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,644 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:33,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:33,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:33,659 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:33,659 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:33,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325907980] [2024-11-16 17:39:33,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325907980] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:33,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:33,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-16 17:39:33,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [232786561] [2024-11-16 17:39:33,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:33,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-16 17:39:33,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:33,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-16 17:39:33,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2024-11-16 17:39:33,662 INFO L87 Difference]: Start difference. First operand 36986 states and 58805 transitions. Second operand has 11 states, 11 states have (on average 12.181818181818182) internal successors, (134), 11 states have internal predecessors, (134), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-16 17:39:39,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:39,272 INFO L93 Difference]: Finished difference Result 153087 states and 243159 transitions. [2024-11-16 17:39:39,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-16 17:39:39,272 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.181818181818182) internal successors, (134), 11 states have internal predecessors, (134), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) Word has length 496 [2024-11-16 17:39:39,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:39,498 INFO L225 Difference]: With dead ends: 153087 [2024-11-16 17:39:39,498 INFO L226 Difference]: Without dead ends: 116104 [2024-11-16 17:39:39,563 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 157 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=192, Invalid=458, Unknown=0, NotChecked=0, Total=650 [2024-11-16 17:39:39,564 INFO L432 NwaCegarLoop]: 565 mSDtfsCounter, 3562 mSDsluCounter, 4308 mSDsCounter, 0 mSdLazyCounter, 2085 mSolverCounterSat, 449 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3562 SdHoareTripleChecker+Valid, 4873 SdHoareTripleChecker+Invalid, 2534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 449 IncrementalHoareTripleChecker+Valid, 2085 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:39,565 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3562 Valid, 4873 Invalid, 2534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [449 Valid, 2085 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-11-16 17:39:39,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116104 states. [2024-11-16 17:39:42,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116104 to 72712. [2024-11-16 17:39:42,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72712 states, 67899 states have (on average 1.5782117556959603) internal successors, (107159), 68226 states have internal predecessors, (107159), 4380 states have call successors, (4380), 432 states have call predecessors, (4380), 432 states have return successors, (4380), 4053 states have call predecessors, (4380), 4380 states have call successors, (4380) [2024-11-16 17:39:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72712 states to 72712 states and 115919 transitions. [2024-11-16 17:39:43,281 INFO L78 Accepts]: Start accepts. Automaton has 72712 states and 115919 transitions. Word has length 496 [2024-11-16 17:39:43,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:43,282 INFO L471 AbstractCegarLoop]: Abstraction has 72712 states and 115919 transitions. [2024-11-16 17:39:43,283 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.181818181818182) internal successors, (134), 11 states have internal predecessors, (134), 2 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 2 states have call predecessors, (73), 2 states have call successors, (73) [2024-11-16 17:39:43,283 INFO L276 IsEmpty]: Start isEmpty. Operand 72712 states and 115919 transitions. [2024-11-16 17:39:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:43,334 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:43,334 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:43,334 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-16 17:39:43,334 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:43,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:43,335 INFO L85 PathProgramCache]: Analyzing trace with hash -100487741, now seen corresponding path program 1 times [2024-11-16 17:39:43,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:43,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1463670489] [2024-11-16 17:39:43,335 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:43,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:44,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:45,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:45,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:45,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:45,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:45,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:45,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:45,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:45,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:45,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:45,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:45,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:45,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:46,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:46,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:46,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:46,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:46,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:46,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:46,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:46,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:46,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:46,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:46,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:46,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:46,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:46,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:46,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:46,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:46,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:46,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:46,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:46,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:46,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:46,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:46,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:46,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:46,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:46,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:46,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 15 proven. 201 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-16 17:39:46,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:46,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1463670489] [2024-11-16 17:39:46,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1463670489] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-16 17:39:46,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1193007908] [2024-11-16 17:39:46,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:46,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-16 17:39:46,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-16 17:39:46,220 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-16 17:39:46,221 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-16 17:39:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:46,502 INFO L255 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-16 17:39:46,512 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-16 17:39:46,609 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 1788 proven. 18 refuted. 0 times theorem prover too weak. 8706 trivial. 0 not checked. [2024-11-16 17:39:46,609 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-16 17:39:46,878 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 198 proven. 18 refuted. 0 times theorem prover too weak. 10296 trivial. 0 not checked. [2024-11-16 17:39:46,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1193007908] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-16 17:39:46,878 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-16 17:39:46,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 5, 5] total 14 [2024-11-16 17:39:46,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315159331] [2024-11-16 17:39:46,879 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-16 17:39:46,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-16 17:39:46,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:46,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-16 17:39:46,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=146, Unknown=0, NotChecked=0, Total=182 [2024-11-16 17:39:46,881 INFO L87 Difference]: Start difference. First operand 72712 states and 115919 transitions. Second operand has 14 states, 13 states have (on average 17.923076923076923) internal successors, (233), 14 states have internal predecessors, (233), 5 states have call successors, (152), 2 states have call predecessors, (152), 4 states have return successors, (153), 4 states have call predecessors, (153), 5 states have call successors, (153) [2024-11-16 17:39:51,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:51,032 INFO L93 Difference]: Finished difference Result 149974 states and 237957 transitions. [2024-11-16 17:39:51,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-16 17:39:51,033 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 17.923076923076923) internal successors, (233), 14 states have internal predecessors, (233), 5 states have call successors, (152), 2 states have call predecessors, (152), 4 states have return successors, (153), 4 states have call predecessors, (153), 5 states have call successors, (153) Word has length 496 [2024-11-16 17:39:51,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:51,189 INFO L225 Difference]: With dead ends: 149974 [2024-11-16 17:39:51,189 INFO L226 Difference]: Without dead ends: 75805 [2024-11-16 17:39:51,250 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1181 GetRequests, 1141 SyntacticMatches, 1 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 391 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=404, Invalid=1236, Unknown=0, NotChecked=0, Total=1640 [2024-11-16 17:39:51,251 INFO L432 NwaCegarLoop]: 772 mSDtfsCounter, 1931 mSDsluCounter, 3954 mSDsCounter, 0 mSdLazyCounter, 2373 mSolverCounterSat, 538 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1997 SdHoareTripleChecker+Valid, 4726 SdHoareTripleChecker+Invalid, 2911 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 538 IncrementalHoareTripleChecker+Valid, 2373 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:51,251 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1997 Valid, 4726 Invalid, 2911 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [538 Valid, 2373 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2024-11-16 17:39:51,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75805 states. [2024-11-16 17:39:53,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75805 to 64602. [2024-11-16 17:39:53,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64602 states, 59732 states have (on average 1.567903301412978) internal successors, (93654), 60059 states have internal predecessors, (93654), 4380 states have call successors, (4380), 489 states have call predecessors, (4380), 489 states have return successors, (4380), 4053 states have call predecessors, (4380), 4380 states have call successors, (4380) [2024-11-16 17:39:53,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64602 states to 64602 states and 102414 transitions. [2024-11-16 17:39:53,909 INFO L78 Accepts]: Start accepts. Automaton has 64602 states and 102414 transitions. Word has length 496 [2024-11-16 17:39:53,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-16 17:39:53,909 INFO L471 AbstractCegarLoop]: Abstraction has 64602 states and 102414 transitions. [2024-11-16 17:39:53,910 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 17.923076923076923) internal successors, (233), 14 states have internal predecessors, (233), 5 states have call successors, (152), 2 states have call predecessors, (152), 4 states have return successors, (153), 4 states have call predecessors, (153), 5 states have call successors, (153) [2024-11-16 17:39:53,910 INFO L276 IsEmpty]: Start isEmpty. Operand 64602 states and 102414 transitions. [2024-11-16 17:39:53,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-11-16 17:39:53,946 INFO L207 NwaCegarLoop]: Found error trace [2024-11-16 17:39:53,946 INFO L215 NwaCegarLoop]: trace histogram [73, 73, 73, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-16 17:39:53,962 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-16 17:39:54,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-11-16 17:39:54,151 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-16 17:39:54,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-16 17:39:54,151 INFO L85 PathProgramCache]: Analyzing trace with hash 1366264000, now seen corresponding path program 1 times [2024-11-16 17:39:54,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-16 17:39:54,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [755219821] [2024-11-16 17:39:54,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-16 17:39:54,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-16 17:39:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-16 17:39:54,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-16 17:39:54,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-11-16 17:39:54,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-16 17:39:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-16 17:39:54,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-16 17:39:54,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-16 17:39:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-16 17:39:54,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-16 17:39:54,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-16 17:39:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2024-11-16 17:39:54,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2024-11-16 17:39:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2024-11-16 17:39:54,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-16 17:39:54,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-16 17:39:54,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-16 17:39:54,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-16 17:39:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2024-11-16 17:39:54,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2024-11-16 17:39:54,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2024-11-16 17:39:54,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2024-11-16 17:39:54,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-16 17:39:54,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2024-11-16 17:39:54,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2024-11-16 17:39:54,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2024-11-16 17:39:54,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2024-11-16 17:39:54,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-16 17:39:54,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-16 17:39:54,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-16 17:39:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2024-11-16 17:39:54,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-16 17:39:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 181 [2024-11-16 17:39:54,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2024-11-16 17:39:54,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2024-11-16 17:39:54,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2024-11-16 17:39:54,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2024-11-16 17:39:54,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2024-11-16 17:39:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2024-11-16 17:39:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2024-11-16 17:39:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2024-11-16 17:39:54,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2024-11-16 17:39:54,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2024-11-16 17:39:54,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-11-16 17:39:54,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-11-16 17:39:54,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-16 17:39:54,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-16 17:39:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-16 17:39:54,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,373 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-16 17:39:54,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-16 17:39:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-16 17:39:54,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-16 17:39:54,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-16 17:39:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-11-16 17:39:54,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-11-16 17:39:54,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-11-16 17:39:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-11-16 17:39:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-11-16 17:39:54,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-11-16 17:39:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-11-16 17:39:54,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-11-16 17:39:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-11-16 17:39:54,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-11-16 17:39:54,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-11-16 17:39:54,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-11-16 17:39:54,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2024-11-16 17:39:54,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-11-16 17:39:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-11-16 17:39:54,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-11-16 17:39:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-11-16 17:39:54,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 390 [2024-11-16 17:39:54,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 396 [2024-11-16 17:39:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 401 [2024-11-16 17:39:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 407 [2024-11-16 17:39:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-16 17:39:54,420 INFO L134 CoverageAnalysis]: Checked inductivity of 10512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10512 trivial. 0 not checked. [2024-11-16 17:39:54,420 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-16 17:39:54,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [755219821] [2024-11-16 17:39:54,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [755219821] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-16 17:39:54,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-16 17:39:54,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-16 17:39:54,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891021231] [2024-11-16 17:39:54,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-16 17:39:54,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-16 17:39:54,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-16 17:39:54,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-16 17:39:54,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:39:54,422 INFO L87 Difference]: Start difference. First operand 64602 states and 102414 transitions. Second operand has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) [2024-11-16 17:39:57,922 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-16 17:39:57,923 INFO L93 Difference]: Finished difference Result 185065 states and 293147 transitions. [2024-11-16 17:39:57,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-16 17:39:57,924 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 1 states have call successors, (73), 1 states have call predecessors, (73), 1 states have return successors, (73), 1 states have call predecessors, (73), 1 states have call successors, (73) Word has length 496 [2024-11-16 17:39:57,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-16 17:39:58,165 INFO L225 Difference]: With dead ends: 185065 [2024-11-16 17:39:58,165 INFO L226 Difference]: Without dead ends: 120466 [2024-11-16 17:39:58,248 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-16 17:39:58,249 INFO L432 NwaCegarLoop]: 693 mSDtfsCounter, 428 mSDsluCounter, 431 mSDsCounter, 0 mSdLazyCounter, 39 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 1124 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 39 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-16 17:39:58,249 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [428 Valid, 1124 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 39 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-16 17:39:58,324 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120466 states.