./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-40.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-40.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 c59a07a72114fa018dd9402a01bfcfdf8aa22d82b0ff93edb1d3b6cc15f90161 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 10:45:00,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 10:45:00,961 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-24 10:45:00,964 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 10:45:00,965 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 10:45:00,994 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 10:45:00,995 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 10:45:00,995 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 10:45:00,996 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 10:45:00,997 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 10:45:00,999 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 10:45:00,999 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 10:45:00,999 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 10:45:01,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 10:45:01,000 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 10:45:01,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 10:45:01,001 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-24 10:45:01,001 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 10:45:01,001 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 10:45:01,002 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 10:45:01,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 10:45:01,002 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-24 10:45:01,002 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 10:45:01,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-24 10:45:01,003 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 10:45:01,003 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 10:45:01,003 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-24 10:45:01,003 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 10:45:01,004 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 10:45:01,004 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 10:45:01,004 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 10:45:01,005 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 10:45:01,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 10:45:01,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 10:45:01,006 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 10:45:01,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-24 10:45:01,006 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 10:45:01,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 10:45:01,006 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 10:45:01,006 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 10:45:01,006 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 10:45:01,007 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 10:45:01,007 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c59a07a72114fa018dd9402a01bfcfdf8aa22d82b0ff93edb1d3b6cc15f90161 [2024-10-24 10:45:01,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 10:45:01,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 10:45:01,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 10:45:01,217 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 10:45:01,217 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 10:45:01,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-40.i [2024-10-24 10:45:02,410 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 10:45:02,643 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 10:45:02,643 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_operatoramount_amount500_file-40.i [2024-10-24 10:45:02,666 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d7ad7b0d/939584db0a1d4a96b2deb59266278777/FLAGc2f6577dd [2024-10-24 10:45:02,958 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d7ad7b0d/939584db0a1d4a96b2deb59266278777 [2024-10-24 10:45:02,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 10:45:02,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 10:45:02,962 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 10:45:02,963 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 10:45:02,970 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 10:45:02,970 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:45:02" (1/1) ... [2024-10-24 10:45:02,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cd346f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:02, skipping insertion in model container [2024-10-24 10:45:02,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 10:45:02" (1/1) ... [2024-10-24 10:45:03,014 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 10:45:03,160 WARN L248 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-40.i[916,929] [2024-10-24 10:45:03,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 10:45:03,395 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 10:45:03,404 WARN L248 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-40.i[916,929] [2024-10-24 10:45:03,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 10:45:03,534 INFO L204 MainTranslator]: Completed translation [2024-10-24 10:45:03,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03 WrapperNode [2024-10-24 10:45:03,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 10:45:03,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 10:45:03,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 10:45:03,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 10:45:03,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,567 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,652 INFO L138 Inliner]: procedures = 26, calls = 77, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 775 [2024-10-24 10:45:03,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 10:45:03,653 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 10:45:03,653 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 10:45:03,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 10:45:03,662 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,678 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,727 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]. [2024-10-24 10:45:03,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,755 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,763 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,777 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,785 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 10:45:03,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 10:45:03,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 10:45:03,805 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 10:45:03,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (1/1) ... [2024-10-24 10:45:03,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 10:45:03,822 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 10:45:03,837 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) [2024-10-24 10:45:03,840 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 [2024-10-24 10:45:03,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 10:45:03,871 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 10:45:03,871 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 10:45:03,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-24 10:45:03,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 10:45:03,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 10:45:03,972 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 10:45:03,977 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 10:45:05,052 INFO L? ?]: Removed 97 outVars from TransFormulas that were not future-live. [2024-10-24 10:45:05,052 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 10:45:05,088 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 10:45:05,089 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-24 10:45:05,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:45:05 BoogieIcfgContainer [2024-10-24 10:45:05,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 10:45:05,092 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 10:45:05,093 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 10:45:05,095 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 10:45:05,095 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 10:45:02" (1/3) ... [2024-10-24 10:45:05,095 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cde5e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:45:05, skipping insertion in model container [2024-10-24 10:45:05,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 10:45:03" (2/3) ... [2024-10-24 10:45:05,096 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cde5e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 10:45:05, skipping insertion in model container [2024-10-24 10:45:05,096 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 10:45:05" (3/3) ... [2024-10-24 10:45:05,097 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_operatoramount_amount500_file-40.i [2024-10-24 10:45:05,110 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 10:45:05,110 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-24 10:45:05,166 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 10:45:05,171 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;@1fad86e2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 10:45:05,171 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-24 10:45:05,176 INFO L276 IsEmpty]: Start isEmpty. Operand has 302 states, 235 states have (on average 1.553191489361702) internal successors, (365), 236 states have internal predecessors, (365), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-24 10:45:05,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-10-24 10:45:05,197 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:05,198 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:05,198 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:05,205 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:05,205 INFO L85 PathProgramCache]: Analyzing trace with hash -183887815, now seen corresponding path program 1 times [2024-10-24 10:45:05,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:05,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706550823] [2024-10-24 10:45:05,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:05,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:05,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:05,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:05,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:05,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:05,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:05,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:05,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,764 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:05,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,771 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:05,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:05,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:05,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,804 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:05,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:05,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,824 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:05,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:05,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,852 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:05,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:05,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:05,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:05,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:05,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:05,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:05,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:05,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:05,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:05,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:05,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:05,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:05,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:05,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:05,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:05,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:05,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:05,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:05,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,039 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:06,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:06,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706550823] [2024-10-24 10:45:06,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706550823] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:06,041 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:06,041 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 10:45:06,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050630070] [2024-10-24 10:45:06,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:06,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-24 10:45:06,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:06,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-24 10:45:06,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 10:45:06,078 INFO L87 Difference]: Start difference. First operand has 302 states, 235 states have (on average 1.553191489361702) internal successors, (365), 236 states have internal predecessors, (365), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) Second operand has 2 states, 2 states have (on average 65.5) internal successors, (131), 2 states have internal predecessors, (131), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-24 10:45:06,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:06,152 INFO L93 Difference]: Finished difference Result 601 states and 1048 transitions. [2024-10-24 10:45:06,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-24 10:45:06,155 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 65.5) internal successors, (131), 2 states have internal predecessors, (131), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) Word has length 448 [2024-10-24 10:45:06,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:06,164 INFO L225 Difference]: With dead ends: 601 [2024-10-24 10:45:06,164 INFO L226 Difference]: Without dead ends: 300 [2024-10-24 10:45:06,170 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-24 10:45:06,173 INFO L432 NwaCegarLoop]: 485 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 485 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:06,174 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 485 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 10:45:06,188 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2024-10-24 10:45:06,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 300. [2024-10-24 10:45:06,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 300 states, 234 states have (on average 1.5384615384615385) internal successors, (360), 234 states have internal predecessors, (360), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-24 10:45:06,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 488 transitions. [2024-10-24 10:45:06,245 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 488 transitions. Word has length 448 [2024-10-24 10:45:06,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:06,246 INFO L471 AbstractCegarLoop]: Abstraction has 300 states and 488 transitions. [2024-10-24 10:45:06,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 65.5) internal successors, (131), 2 states have internal predecessors, (131), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-24 10:45:06,247 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 488 transitions. [2024-10-24 10:45:06,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-10-24 10:45:06,256 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:06,257 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:06,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-24 10:45:06,258 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:06,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:06,259 INFO L85 PathProgramCache]: Analyzing trace with hash -989371967, now seen corresponding path program 1 times [2024-10-24 10:45:06,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:06,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122295090] [2024-10-24 10:45:06,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:06,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:06,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:06,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:06,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:06,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,649 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:06,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:06,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:06,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:06,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:06,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:06,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:06,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:06,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:06,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:06,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:06,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:06,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:06,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:06,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:06,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:06,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:06,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:06,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:06,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:06,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:06,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:06,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:06,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:06,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,754 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:06,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:06,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:06,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:06,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:06,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:06,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,782 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:06,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:06,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:06,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:06,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:06,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:06,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:06,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:06,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:06,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:06,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:06,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,831 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:06,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:06,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:06,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:06,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,861 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:06,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:06,868 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:06,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:06,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2122295090] [2024-10-24 10:45:06,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2122295090] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:06,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:06,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 10:45:06,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103992973] [2024-10-24 10:45:06,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:06,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 10:45:06,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:06,874 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 10:45:06,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:45:06,875 INFO L87 Difference]: Start difference. First operand 300 states and 488 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:07,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:07,021 INFO L93 Difference]: Finished difference Result 895 states and 1457 transitions. [2024-10-24 10:45:07,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 10:45:07,022 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 448 [2024-10-24 10:45:07,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:07,029 INFO L225 Difference]: With dead ends: 895 [2024-10-24 10:45:07,029 INFO L226 Difference]: Without dead ends: 596 [2024-10-24 10:45:07,030 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:45:07,033 INFO L432 NwaCegarLoop]: 475 mSDtfsCounter, 474 mSDsluCounter, 464 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 939 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:07,034 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 939 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-24 10:45:07,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 596 states. [2024-10-24 10:45:07,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 596 to 362. [2024-10-24 10:45:07,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 296 states have (on average 1.570945945945946) internal successors, (465), 296 states have internal predecessors, (465), 64 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2024-10-24 10:45:07,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 593 transitions. [2024-10-24 10:45:07,072 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 593 transitions. Word has length 448 [2024-10-24 10:45:07,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:07,075 INFO L471 AbstractCegarLoop]: Abstraction has 362 states and 593 transitions. [2024-10-24 10:45:07,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:07,075 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 593 transitions. [2024-10-24 10:45:07,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-10-24 10:45:07,080 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:07,081 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:07,081 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-24 10:45:07,081 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:07,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:07,082 INFO L85 PathProgramCache]: Analyzing trace with hash -741225473, now seen corresponding path program 1 times [2024-10-24 10:45:07,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:07,082 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071936633] [2024-10-24 10:45:07,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:07,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:07,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:08,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:08,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:08,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:08,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:08,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,143 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:08,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:08,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:08,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:08,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:08,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:08,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:08,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,160 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:08,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:08,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:08,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:08,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:08,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:08,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:08,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:08,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:08,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:08,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:08,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:08,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:08,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:08,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:08,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:08,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:08,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:08,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:08,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:08,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:08,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:08,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:08,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:08,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:08,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:08,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071936633] [2024-10-24 10:45:08,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071936633] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:08,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:08,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 10:45:08,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199307148] [2024-10-24 10:45:08,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:08,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 10:45:08,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:08,276 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 10:45:08,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:45:08,277 INFO L87 Difference]: Start difference. First operand 362 states and 593 transitions. Second operand has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:09,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:09,022 INFO L93 Difference]: Finished difference Result 1439 states and 2357 transitions. [2024-10-24 10:45:09,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 10:45:09,023 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 448 [2024-10-24 10:45:09,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:09,028 INFO L225 Difference]: With dead ends: 1439 [2024-10-24 10:45:09,028 INFO L226 Difference]: Without dead ends: 1078 [2024-10-24 10:45:09,029 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-24 10:45:09,029 INFO L432 NwaCegarLoop]: 879 mSDtfsCounter, 859 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 136 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 859 SdHoareTripleChecker+Valid, 2271 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 136 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:09,030 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [859 Valid, 2271 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [136 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-10-24 10:45:09,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1078 states. [2024-10-24 10:45:09,071 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1078 to 1073. [2024-10-24 10:45:09,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1073 states, 877 states have (on average 1.5610034207525656) internal successors, (1369), 877 states have internal predecessors, (1369), 192 states have call successors, (192), 3 states have call predecessors, (192), 3 states have return successors, (192), 192 states have call predecessors, (192), 192 states have call successors, (192) [2024-10-24 10:45:09,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 1073 states and 1753 transitions. [2024-10-24 10:45:09,077 INFO L78 Accepts]: Start accepts. Automaton has 1073 states and 1753 transitions. Word has length 448 [2024-10-24 10:45:09,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:09,078 INFO L471 AbstractCegarLoop]: Abstraction has 1073 states and 1753 transitions. [2024-10-24 10:45:09,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:09,078 INFO L276 IsEmpty]: Start isEmpty. Operand 1073 states and 1753 transitions. [2024-10-24 10:45:09,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-10-24 10:45:09,083 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:09,083 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:09,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-24 10:45:09,084 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:09,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:09,084 INFO L85 PathProgramCache]: Analyzing trace with hash -664324675, now seen corresponding path program 1 times [2024-10-24 10:45:09,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:09,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747163799] [2024-10-24 10:45:09,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:09,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:09,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:09,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:09,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,245 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:09,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:09,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:09,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:09,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:09,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:09,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:09,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:09,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:09,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:09,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:09,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:09,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:09,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:09,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:09,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:09,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:09,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:09,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:09,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:09,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:09,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:09,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:09,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:09,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:09,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:09,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:09,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:09,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:09,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:09,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:09,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:09,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:09,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:09,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:09,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:09,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:09,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:09,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:09,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:09,361 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:09,361 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747163799] [2024-10-24 10:45:09,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747163799] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:09,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:09,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 10:45:09,361 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203672740] [2024-10-24 10:45:09,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:09,362 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 10:45:09,362 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:09,363 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 10:45:09,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:45:09,363 INFO L87 Difference]: Start difference. First operand 1073 states and 1753 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:09,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:09,435 INFO L93 Difference]: Finished difference Result 2978 states and 4860 transitions. [2024-10-24 10:45:09,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 10:45:09,436 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 448 [2024-10-24 10:45:09,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:09,443 INFO L225 Difference]: With dead ends: 2978 [2024-10-24 10:45:09,443 INFO L226 Difference]: Without dead ends: 1906 [2024-10-24 10:45:09,445 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:45:09,446 INFO L432 NwaCegarLoop]: 695 mSDtfsCounter, 475 mSDsluCounter, 477 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 475 SdHoareTripleChecker+Valid, 1172 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:09,446 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [475 Valid, 1172 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 10:45:09,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1906 states. [2024-10-24 10:45:09,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1906 to 1083. [2024-10-24 10:45:09,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1083 states, 887 states have (on average 1.5614430665163472) internal successors, (1385), 887 states have internal predecessors, (1385), 192 states have call successors, (192), 3 states have call predecessors, (192), 3 states have return successors, (192), 192 states have call predecessors, (192), 192 states have call successors, (192) [2024-10-24 10:45:09,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 1083 states and 1769 transitions. [2024-10-24 10:45:09,501 INFO L78 Accepts]: Start accepts. Automaton has 1083 states and 1769 transitions. Word has length 448 [2024-10-24 10:45:09,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:09,501 INFO L471 AbstractCegarLoop]: Abstraction has 1083 states and 1769 transitions. [2024-10-24 10:45:09,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:09,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1083 states and 1769 transitions. [2024-10-24 10:45:09,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-10-24 10:45:09,506 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:09,506 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:09,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-24 10:45:09,506 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:09,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:09,507 INFO L85 PathProgramCache]: Analyzing trace with hash 1553305723, now seen corresponding path program 1 times [2024-10-24 10:45:09,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:09,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [601962485] [2024-10-24 10:45:09,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:09,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:09,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:10,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,149 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:10,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:10,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:10,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:10,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:10,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:10,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:10,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:10,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:10,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:10,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,173 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:10,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:10,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:10,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:10,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:10,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:10,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:10,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:10,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:10,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:10,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:10,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:10,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:10,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:10,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:10,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:10,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:10,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:10,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:10,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:10,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:10,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:10,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:10,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:10,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:10,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:10,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:10,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:10,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:10,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:10,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:10,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:10,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:10,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:10,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:10,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:10,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:10,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:10,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:10,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:10,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [601962485] [2024-10-24 10:45:10,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [601962485] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:10,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:10,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 10:45:10,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510549505] [2024-10-24 10:45:10,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:10,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 10:45:10,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:10,298 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 10:45:10,298 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-24 10:45:10,298 INFO L87 Difference]: Start difference. First operand 1083 states and 1769 transitions. Second operand has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:10,672 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:10,672 INFO L93 Difference]: Finished difference Result 3534 states and 5741 transitions. [2024-10-24 10:45:10,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 10:45:10,673 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 448 [2024-10-24 10:45:10,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:10,682 INFO L225 Difference]: With dead ends: 3534 [2024-10-24 10:45:10,682 INFO L226 Difference]: Without dead ends: 2452 [2024-10-24 10:45:10,684 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:45:10,685 INFO L432 NwaCegarLoop]: 599 mSDtfsCounter, 792 mSDsluCounter, 971 mSDsCounter, 0 mSdLazyCounter, 167 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 792 SdHoareTripleChecker+Valid, 1570 SdHoareTripleChecker+Invalid, 278 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 167 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:10,685 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [792 Valid, 1570 Invalid, 278 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 167 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 10:45:10,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2452 states. [2024-10-24 10:45:10,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2452 to 2091. [2024-10-24 10:45:10,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2091 states, 1817 states have (on average 1.5751238304898183) internal successors, (2862), 1820 states have internal predecessors, (2862), 267 states have call successors, (267), 6 states have call predecessors, (267), 6 states have return successors, (267), 264 states have call predecessors, (267), 267 states have call successors, (267) [2024-10-24 10:45:10,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2091 states to 2091 states and 3396 transitions. [2024-10-24 10:45:10,769 INFO L78 Accepts]: Start accepts. Automaton has 2091 states and 3396 transitions. Word has length 448 [2024-10-24 10:45:10,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:10,769 INFO L471 AbstractCegarLoop]: Abstraction has 2091 states and 3396 transitions. [2024-10-24 10:45:10,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 32.75) internal successors, (131), 4 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:10,770 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 3396 transitions. [2024-10-24 10:45:10,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-10-24 10:45:10,775 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:10,776 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:10,776 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-24 10:45:10,776 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:10,776 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:10,776 INFO L85 PathProgramCache]: Analyzing trace with hash -2092414789, now seen corresponding path program 1 times [2024-10-24 10:45:10,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:10,777 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892961148] [2024-10-24 10:45:10,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:10,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:10,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:11,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:11,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:11,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:11,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:11,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,257 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:11,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:11,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:11,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:11,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:11,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:11,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:11,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:11,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:11,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:11,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,318 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:11,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:11,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:11,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:11,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:11,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:11,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:11,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:11,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:11,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:11,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:11,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:11,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:11,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:11,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:11,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:11,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:11,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:11,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:11,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:11,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:11,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:11,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:11,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:11,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:11,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:11,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:11,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:11,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:11,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892961148] [2024-10-24 10:45:11,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892961148] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:11,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:11,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 10:45:11,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1523187059] [2024-10-24 10:45:11,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:11,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 10:45:11,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:11,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 10:45:11,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:45:11,420 INFO L87 Difference]: Start difference. First operand 2091 states and 3396 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:11,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:11,529 INFO L93 Difference]: Finished difference Result 5591 states and 9094 transitions. [2024-10-24 10:45:11,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 10:45:11,530 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 448 [2024-10-24 10:45:11,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:11,544 INFO L225 Difference]: With dead ends: 5591 [2024-10-24 10:45:11,544 INFO L226 Difference]: Without dead ends: 3501 [2024-10-24 10:45:11,548 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:45:11,549 INFO L432 NwaCegarLoop]: 673 mSDtfsCounter, 319 mSDsluCounter, 473 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 1146 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:11,549 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [319 Valid, 1146 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 10:45:11,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3501 states. [2024-10-24 10:45:11,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3501 to 3479. [2024-10-24 10:45:11,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3479 states, 3023 states have (on average 1.57327158451869) internal successors, (4756), 3028 states have internal predecessors, (4756), 445 states have call successors, (445), 10 states have call predecessors, (445), 10 states have return successors, (445), 440 states have call predecessors, (445), 445 states have call successors, (445) [2024-10-24 10:45:11,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3479 states to 3479 states and 5646 transitions. [2024-10-24 10:45:11,711 INFO L78 Accepts]: Start accepts. Automaton has 3479 states and 5646 transitions. Word has length 448 [2024-10-24 10:45:11,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:11,711 INFO L471 AbstractCegarLoop]: Abstraction has 3479 states and 5646 transitions. [2024-10-24 10:45:11,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:11,712 INFO L276 IsEmpty]: Start isEmpty. Operand 3479 states and 5646 transitions. [2024-10-24 10:45:11,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-10-24 10:45:11,716 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:11,716 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:11,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-24 10:45:11,717 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:11,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:11,717 INFO L85 PathProgramCache]: Analyzing trace with hash 2002648063, now seen corresponding path program 1 times [2024-10-24 10:45:11,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:11,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970408951] [2024-10-24 10:45:11,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:11,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:11,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:12,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:12,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:12,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:12,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:12,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:12,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:12,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:12,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:12,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:12,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:12,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:12,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:12,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:12,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:12,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:12,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:12,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:12,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:12,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:12,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:12,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:12,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:12,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:12,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:12,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:12,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:12,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:12,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:12,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:12,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:12,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:12,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:12,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:12,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:12,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:12,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:12,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:12,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:12,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:12,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:12,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:12,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:12,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:12,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:12,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:12,363 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:12,363 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:12,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970408951] [2024-10-24 10:45:12,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970408951] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:12,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:12,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 10:45:12,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [667839444] [2024-10-24 10:45:12,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:12,364 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 10:45:12,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:12,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 10:45:12,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:45:12,365 INFO L87 Difference]: Start difference. First operand 3479 states and 5646 transitions. Second operand has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-24 10:45:12,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:12,889 INFO L93 Difference]: Finished difference Result 10435 states and 16936 transitions. [2024-10-24 10:45:12,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 10:45:12,890 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 448 [2024-10-24 10:45:12,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:12,922 INFO L225 Difference]: With dead ends: 10435 [2024-10-24 10:45:12,922 INFO L226 Difference]: Without dead ends: 6957 [2024-10-24 10:45:12,933 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-10-24 10:45:12,934 INFO L432 NwaCegarLoop]: 483 mSDtfsCounter, 768 mSDsluCounter, 777 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 768 SdHoareTripleChecker+Valid, 1260 SdHoareTripleChecker+Invalid, 267 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:12,935 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [768 Valid, 1260 Invalid, 267 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-24 10:45:12,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6957 states. [2024-10-24 10:45:13,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6957 to 6955. [2024-10-24 10:45:13,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6955 states, 6044 states have (on average 1.57180675049636) internal successors, (9500), 6054 states have internal predecessors, (9500), 890 states have call successors, (890), 20 states have call predecessors, (890), 20 states have return successors, (890), 880 states have call predecessors, (890), 890 states have call successors, (890) [2024-10-24 10:45:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6955 states to 6955 states and 11280 transitions. [2024-10-24 10:45:13,364 INFO L78 Accepts]: Start accepts. Automaton has 6955 states and 11280 transitions. Word has length 448 [2024-10-24 10:45:13,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:13,366 INFO L471 AbstractCegarLoop]: Abstraction has 6955 states and 11280 transitions. [2024-10-24 10:45:13,366 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.2) internal successors, (131), 5 states have internal predecessors, (131), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-24 10:45:13,367 INFO L276 IsEmpty]: Start isEmpty. Operand 6955 states and 11280 transitions. [2024-10-24 10:45:13,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-10-24 10:45:13,375 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:13,375 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:13,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-24 10:45:13,376 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:13,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:13,376 INFO L85 PathProgramCache]: Analyzing trace with hash 2043322813, now seen corresponding path program 1 times [2024-10-24 10:45:13,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:13,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1195164865] [2024-10-24 10:45:13,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:13,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:13,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:14,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,384 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:14,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,386 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:14,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:14,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:14,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:14,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,394 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:14,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:14,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:14,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:14,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:14,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:14,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:14,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:14,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:14,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:14,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:14,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,431 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:14,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:14,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:14,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,450 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:14,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:14,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:14,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:14,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:14,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:14,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:14,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:14,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:14,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:14,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:14,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:14,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:14,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:14,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:14,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:14,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:14,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:14,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,565 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:14,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:14,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:14,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:14,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:14,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:14,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:14,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:14,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:14,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:14,620 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:14,621 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:14,621 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1195164865] [2024-10-24 10:45:14,621 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1195164865] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:14,621 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:14,621 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-24 10:45:14,623 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [835401854] [2024-10-24 10:45:14,623 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:14,623 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 10:45:14,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:14,624 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 10:45:14,624 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-10-24 10:45:14,624 INFO L87 Difference]: Start difference. First operand 6955 states and 11280 transitions. Second operand has 11 states, 11 states have (on average 11.909090909090908) internal successors, (131), 11 states have internal predecessors, (131), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-24 10:45:16,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:16,770 INFO L93 Difference]: Finished difference Result 34139 states and 55501 transitions. [2024-10-24 10:45:16,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 10:45:16,771 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 11.909090909090908) internal successors, (131), 11 states have internal predecessors, (131), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) Word has length 448 [2024-10-24 10:45:16,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:16,862 INFO L225 Difference]: With dead ends: 34139 [2024-10-24 10:45:16,862 INFO L226 Difference]: Without dead ends: 27185 [2024-10-24 10:45:16,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=102, Invalid=204, Unknown=0, NotChecked=0, Total=306 [2024-10-24 10:45:16,885 INFO L432 NwaCegarLoop]: 840 mSDtfsCounter, 2448 mSDsluCounter, 3950 mSDsCounter, 0 mSdLazyCounter, 1224 mSolverCounterSat, 492 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2448 SdHoareTripleChecker+Valid, 4790 SdHoareTripleChecker+Invalid, 1716 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 492 IncrementalHoareTripleChecker+Valid, 1224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:16,886 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2448 Valid, 4790 Invalid, 1716 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [492 Valid, 1224 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-10-24 10:45:16,907 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27185 states. [2024-10-24 10:45:17,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27185 to 19239. [2024-10-24 10:45:17,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19239 states, 17092 states have (on average 1.5648256494266324) internal successors, (26746), 17133 states have internal predecessors, (26746), 2084 states have call successors, (2084), 62 states have call predecessors, (2084), 62 states have return successors, (2084), 2043 states have call predecessors, (2084), 2084 states have call successors, (2084) [2024-10-24 10:45:17,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19239 states to 19239 states and 30914 transitions. [2024-10-24 10:45:18,004 INFO L78 Accepts]: Start accepts. Automaton has 19239 states and 30914 transitions. Word has length 448 [2024-10-24 10:45:18,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:18,005 INFO L471 AbstractCegarLoop]: Abstraction has 19239 states and 30914 transitions. [2024-10-24 10:45:18,006 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 11.909090909090908) internal successors, (131), 11 states have internal predecessors, (131), 2 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 2 states have call predecessors, (64), 2 states have call successors, (64) [2024-10-24 10:45:18,006 INFO L276 IsEmpty]: Start isEmpty. Operand 19239 states and 30914 transitions. [2024-10-24 10:45:18,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 449 [2024-10-24 10:45:18,024 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:18,024 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:18,025 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-24 10:45:18,025 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:18,025 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:18,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1204289151, now seen corresponding path program 1 times [2024-10-24 10:45:18,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:18,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2074684589] [2024-10-24 10:45:18,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:18,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:18,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:18,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:18,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:18,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,184 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:18,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:18,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:18,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:18,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:18,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,196 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:18,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:18,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:18,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:18,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:18,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:18,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,211 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:18,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:18,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:18,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:18,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,219 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:18,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:18,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:18,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:18,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:18,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:18,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,232 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:18,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:18,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,249 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:18,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:18,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:18,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,253 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:18,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:18,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:18,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,260 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:18,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:18,270 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:18,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:18,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2074684589] [2024-10-24 10:45:18,270 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2074684589] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:18,270 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:18,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 10:45:18,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396571852] [2024-10-24 10:45:18,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:18,271 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 10:45:18,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:18,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 10:45:18,272 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:45:18,272 INFO L87 Difference]: Start difference. First operand 19239 states and 30914 transitions. Second operand has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:18,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:18,780 INFO L93 Difference]: Finished difference Result 32449 states and 52313 transitions. [2024-10-24 10:45:18,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 10:45:18,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 448 [2024-10-24 10:45:18,781 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:18,856 INFO L225 Difference]: With dead ends: 32449 [2024-10-24 10:45:18,856 INFO L226 Difference]: Without dead ends: 25495 [2024-10-24 10:45:18,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 10:45:18,872 INFO L432 NwaCegarLoop]: 724 mSDtfsCounter, 329 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 329 SdHoareTripleChecker+Valid, 1195 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:18,872 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [329 Valid, 1195 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-24 10:45:18,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25495 states. [2024-10-24 10:45:19,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25495 to 25483. [2024-10-24 10:45:19,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25483 states, 22695 states have (on average 1.5675258867591981) internal successors, (35575), 22756 states have internal predecessors, (35575), 2704 states have call successors, (2704), 83 states have call predecessors, (2704), 83 states have return successors, (2704), 2643 states have call predecessors, (2704), 2704 states have call successors, (2704) [2024-10-24 10:45:19,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25483 states to 25483 states and 40983 transitions. [2024-10-24 10:45:19,767 INFO L78 Accepts]: Start accepts. Automaton has 25483 states and 40983 transitions. Word has length 448 [2024-10-24 10:45:19,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:19,767 INFO L471 AbstractCegarLoop]: Abstraction has 25483 states and 40983 transitions. [2024-10-24 10:45:19,768 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 43.666666666666664) internal successors, (131), 3 states have internal predecessors, (131), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:19,768 INFO L276 IsEmpty]: Start isEmpty. Operand 25483 states and 40983 transitions. [2024-10-24 10:45:19,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2024-10-24 10:45:19,786 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:19,786 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:19,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-24 10:45:19,787 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:19,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:19,787 INFO L85 PathProgramCache]: Analyzing trace with hash -2035162483, now seen corresponding path program 1 times [2024-10-24 10:45:19,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:19,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1800729633] [2024-10-24 10:45:19,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:19,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:20,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:20,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:20,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:20,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:20,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:20,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:20,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:20,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:20,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:20,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:20,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:20,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:20,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:20,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:20,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:20,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:20,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:20,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:20,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:20,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:20,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:20,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:20,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:20,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:20,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:20,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:20,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:20,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:20,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:20,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:21,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:21,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:21,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:21,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:21,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:21,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:21,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:21,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:21,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:21,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:21,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:21,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:21,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:21,047 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:21,048 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:21,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1800729633] [2024-10-24 10:45:21,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1800729633] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:21,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:21,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-24 10:45:21,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2086318622] [2024-10-24 10:45:21,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:21,049 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 10:45:21,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:21,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 10:45:21,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 10:45:21,050 INFO L87 Difference]: Start difference. First operand 25483 states and 40983 transitions. Second operand has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:22,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:22,128 INFO L93 Difference]: Finished difference Result 57287 states and 92112 transitions. [2024-10-24 10:45:22,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 10:45:22,128 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 449 [2024-10-24 10:45:22,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:22,229 INFO L225 Difference]: With dead ends: 57287 [2024-10-24 10:45:22,230 INFO L226 Difference]: Without dead ends: 31921 [2024-10-24 10:45:22,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 10:45:22,289 INFO L432 NwaCegarLoop]: 709 mSDtfsCounter, 851 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 851 SdHoareTripleChecker+Valid, 1193 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:22,290 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [851 Valid, 1193 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-24 10:45:22,312 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31921 states. [2024-10-24 10:45:23,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31921 to 31615. [2024-10-24 10:45:23,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31615 states, 27907 states have (on average 1.5533378722184399) internal successors, (43349), 27988 states have internal predecessors, (43349), 3594 states have call successors, (3594), 113 states have call predecessors, (3594), 113 states have return successors, (3594), 3513 states have call predecessors, (3594), 3594 states have call successors, (3594) [2024-10-24 10:45:23,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31615 states to 31615 states and 50537 transitions. [2024-10-24 10:45:23,374 INFO L78 Accepts]: Start accepts. Automaton has 31615 states and 50537 transitions. Word has length 449 [2024-10-24 10:45:23,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:23,375 INFO L471 AbstractCegarLoop]: Abstraction has 31615 states and 50537 transitions. [2024-10-24 10:45:23,375 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.0) internal successors, (132), 4 states have internal predecessors, (132), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:23,375 INFO L276 IsEmpty]: Start isEmpty. Operand 31615 states and 50537 transitions. [2024-10-24 10:45:23,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2024-10-24 10:45:23,400 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:23,400 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:23,400 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-24 10:45:23,401 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:23,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:23,401 INFO L85 PathProgramCache]: Analyzing trace with hash -310158259, now seen corresponding path program 1 times [2024-10-24 10:45:23,401 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:23,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962784249] [2024-10-24 10:45:23,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:23,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:23,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:24,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:24,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:24,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,454 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:24,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:24,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:24,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:24,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:24,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:24,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:24,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,471 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:24,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:24,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:24,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:24,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:24,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:24,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:24,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,497 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:24,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:24,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,500 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:24,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:24,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:24,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:24,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:24,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:24,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:24,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:24,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:24,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:24,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,533 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:24,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,537 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:24,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:24,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:24,549 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:24,550 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:24,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962784249] [2024-10-24 10:45:24,550 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962784249] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:24,550 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:24,550 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 10:45:24,550 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348456667] [2024-10-24 10:45:24,550 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:24,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 10:45:24,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:24,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 10:45:24,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:45:24,552 INFO L87 Difference]: Start difference. First operand 31615 states and 50537 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:25,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:25,826 INFO L93 Difference]: Finished difference Result 66605 states and 106477 transitions. [2024-10-24 10:45:25,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 10:45:25,827 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 449 [2024-10-24 10:45:25,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:25,907 INFO L225 Difference]: With dead ends: 66605 [2024-10-24 10:45:25,908 INFO L226 Difference]: Without dead ends: 35107 [2024-10-24 10:45:25,943 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:45:25,944 INFO L432 NwaCegarLoop]: 1044 mSDtfsCounter, 1406 mSDsluCounter, 1429 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 76 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1406 SdHoareTripleChecker+Valid, 2473 SdHoareTripleChecker+Invalid, 374 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 76 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:25,944 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1406 Valid, 2473 Invalid, 374 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [76 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-24 10:45:25,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35107 states. [2024-10-24 10:45:26,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35107 to 31483. [2024-10-24 10:45:27,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31483 states, 28391 states have (on average 1.565953999506886) internal successors, (44459), 28456 states have internal predecessors, (44459), 2990 states have call successors, (2990), 101 states have call predecessors, (2990), 101 states have return successors, (2990), 2925 states have call predecessors, (2990), 2990 states have call successors, (2990) [2024-10-24 10:45:27,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31483 states to 31483 states and 50439 transitions. [2024-10-24 10:45:27,094 INFO L78 Accepts]: Start accepts. Automaton has 31483 states and 50439 transitions. Word has length 449 [2024-10-24 10:45:27,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:27,095 INFO L471 AbstractCegarLoop]: Abstraction has 31483 states and 50439 transitions. [2024-10-24 10:45:27,096 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:27,096 INFO L276 IsEmpty]: Start isEmpty. Operand 31483 states and 50439 transitions. [2024-10-24 10:45:27,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 450 [2024-10-24 10:45:27,130 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:27,130 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:27,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-24 10:45:27,131 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:27,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:27,131 INFO L85 PathProgramCache]: Analyzing trace with hash -1911600928, now seen corresponding path program 1 times [2024-10-24 10:45:27,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:27,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208296495] [2024-10-24 10:45:27,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:27,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:27,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:27,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:27,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:27,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:27,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:27,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:27,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:27,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:27,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:27,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:27,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:27,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:27,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:27,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:27,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:27,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:27,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:27,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:27,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:27,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:27,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:27,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:27,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:27,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:27,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:27,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:28,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:28,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:28,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:28,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:28,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:28,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:28,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:28,046 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:28,046 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:28,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208296495] [2024-10-24 10:45:28,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208296495] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:28,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:28,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-24 10:45:28,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1969723171] [2024-10-24 10:45:28,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:28,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 10:45:28,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:28,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 10:45:28,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-24 10:45:28,049 INFO L87 Difference]: Start difference. First operand 31483 states and 50439 transitions. Second operand has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:29,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:29,476 INFO L93 Difference]: Finished difference Result 48321 states and 77452 transitions. [2024-10-24 10:45:29,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 10:45:29,477 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 449 [2024-10-24 10:45:29,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:29,556 INFO L225 Difference]: With dead ends: 48321 [2024-10-24 10:45:29,557 INFO L226 Difference]: Without dead ends: 36883 [2024-10-24 10:45:29,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-24 10:45:29,576 INFO L432 NwaCegarLoop]: 1000 mSDtfsCounter, 717 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 254 mSolverCounterSat, 78 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 717 SdHoareTripleChecker+Valid, 2329 SdHoareTripleChecker+Invalid, 332 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 78 IncrementalHoareTripleChecker+Valid, 254 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:29,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [717 Valid, 2329 Invalid, 332 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [78 Valid, 254 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-24 10:45:29,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36883 states. [2024-10-24 10:45:30,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36883 to 33267. [2024-10-24 10:45:30,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33267 states, 30175 states have (on average 1.568417564208782) internal successors, (47327), 30240 states have internal predecessors, (47327), 2990 states have call successors, (2990), 101 states have call predecessors, (2990), 101 states have return successors, (2990), 2925 states have call predecessors, (2990), 2990 states have call successors, (2990) [2024-10-24 10:45:30,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33267 states to 33267 states and 53307 transitions. [2024-10-24 10:45:30,711 INFO L78 Accepts]: Start accepts. Automaton has 33267 states and 53307 transitions. Word has length 449 [2024-10-24 10:45:30,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:30,712 INFO L471 AbstractCegarLoop]: Abstraction has 33267 states and 53307 transitions. [2024-10-24 10:45:30,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 26.4) internal successors, (132), 5 states have internal predecessors, (132), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:30,712 INFO L276 IsEmpty]: Start isEmpty. Operand 33267 states and 53307 transitions. [2024-10-24 10:45:30,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2024-10-24 10:45:30,731 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:30,732 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:30,732 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-24 10:45:30,732 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:30,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:30,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1831358162, now seen corresponding path program 1 times [2024-10-24 10:45:30,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:30,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014187055] [2024-10-24 10:45:30,733 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:30,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:30,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-24 10:45:32,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,351 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-24 10:45:32,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-24 10:45:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-24 10:45:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-24 10:45:32,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2024-10-24 10:45:32,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,360 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-24 10:45:32,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-24 10:45:32,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-10-24 10:45:32,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-10-24 10:45:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-10-24 10:45:32,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-10-24 10:45:32,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-24 10:45:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-10-24 10:45:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-10-24 10:45:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-10-24 10:45:32,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-10-24 10:45:32,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-10-24 10:45:32,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-10-24 10:45:32,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-10-24 10:45:32,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-10-24 10:45:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-10-24 10:45:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-10-24 10:45:32,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-10-24 10:45:32,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-10-24 10:45:32,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-10-24 10:45:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-10-24 10:45:32,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,402 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-10-24 10:45:32,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-10-24 10:45:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-10-24 10:45:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-10-24 10:45:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-10-24 10:45:32,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-10-24 10:45:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-10-24 10:45:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2024-10-24 10:45:32,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2024-10-24 10:45:32,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-10-24 10:45:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2024-10-24 10:45:32,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-10-24 10:45:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2024-10-24 10:45:32,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-10-24 10:45:32,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-10-24 10:45:32,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2024-10-24 10:45:32,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2024-10-24 10:45:32,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2024-10-24 10:45:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2024-10-24 10:45:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2024-10-24 10:45:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2024-10-24 10:45:32,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2024-10-24 10:45:32,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2024-10-24 10:45:32,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-24 10:45:32,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2024-10-24 10:45:32,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-24 10:45:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2024-10-24 10:45:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,453 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-24 10:45:32,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2024-10-24 10:45:32,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-24 10:45:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2024-10-24 10:45:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,460 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-24 10:45:32,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2024-10-24 10:45:32,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-24 10:45:32,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2024-10-24 10:45:32,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 351 [2024-10-24 10:45:32,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 356 [2024-10-24 10:45:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 10:45:32,474 INFO L134 CoverageAnalysis]: Checked inductivity of 8064 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8064 trivial. 0 not checked. [2024-10-24 10:45:32,474 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-24 10:45:32,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014187055] [2024-10-24 10:45:32,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1014187055] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 10:45:32,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 10:45:32,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-10-24 10:45:32,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070083754] [2024-10-24 10:45:32,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 10:45:32,475 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-10-24 10:45:32,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-24 10:45:32,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-10-24 10:45:32,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-10-24 10:45:32,476 INFO L87 Difference]: Start difference. First operand 33267 states and 53307 transitions. Second operand has 11 states, 11 states have (on average 12.090909090909092) internal successors, (133), 11 states have internal predecessors, (133), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:37,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 10:45:37,288 INFO L93 Difference]: Finished difference Result 90641 states and 145107 transitions. [2024-10-24 10:45:37,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-10-24 10:45:37,289 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.090909090909092) internal successors, (133), 11 states have internal predecessors, (133), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) Word has length 450 [2024-10-24 10:45:37,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 10:45:37,427 INFO L225 Difference]: With dead ends: 90641 [2024-10-24 10:45:37,428 INFO L226 Difference]: Without dead ends: 57491 [2024-10-24 10:45:37,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=89, Invalid=217, Unknown=0, NotChecked=0, Total=306 [2024-10-24 10:45:37,494 INFO L432 NwaCegarLoop]: 1152 mSDtfsCounter, 2389 mSDsluCounter, 4268 mSDsCounter, 0 mSdLazyCounter, 2370 mSolverCounterSat, 456 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2389 SdHoareTripleChecker+Valid, 5420 SdHoareTripleChecker+Invalid, 2826 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 456 IncrementalHoareTripleChecker+Valid, 2370 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-10-24 10:45:37,494 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2389 Valid, 5420 Invalid, 2826 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [456 Valid, 2370 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-10-24 10:45:37,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57491 states. [2024-10-24 10:45:39,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57491 to 39795. [2024-10-24 10:45:39,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39795 states, 35561 states have (on average 1.5557211551981103) internal successors, (55323), 35646 states have internal predecessors, (55323), 4072 states have call successors, (4072), 161 states have call predecessors, (4072), 161 states have return successors, (4072), 3987 states have call predecessors, (4072), 4072 states have call successors, (4072) [2024-10-24 10:45:39,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39795 states to 39795 states and 63467 transitions. [2024-10-24 10:45:39,240 INFO L78 Accepts]: Start accepts. Automaton has 39795 states and 63467 transitions. Word has length 450 [2024-10-24 10:45:39,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 10:45:39,241 INFO L471 AbstractCegarLoop]: Abstraction has 39795 states and 63467 transitions. [2024-10-24 10:45:39,241 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.090909090909092) internal successors, (133), 11 states have internal predecessors, (133), 1 states have call successors, (64), 1 states have call predecessors, (64), 1 states have return successors, (64), 1 states have call predecessors, (64), 1 states have call successors, (64) [2024-10-24 10:45:39,242 INFO L276 IsEmpty]: Start isEmpty. Operand 39795 states and 63467 transitions. [2024-10-24 10:45:39,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 451 [2024-10-24 10:45:39,264 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 10:45:39,265 INFO L215 NwaCegarLoop]: trace histogram [64, 64, 64, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 10:45:39,265 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-10-24 10:45:39,265 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-24 10:45:39,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 10:45:39,266 INFO L85 PathProgramCache]: Analyzing trace with hash -1731641708, now seen corresponding path program 1 times [2024-10-24 10:45:39,266 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-24 10:45:39,266 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359394463] [2024-10-24 10:45:39,266 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 10:45:39,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-24 10:45:39,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat