./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c7c6ca5d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-10.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 710670ca346a21719bd0508939f664ba04d58832b1c8a269a31e5aa376b94261 --- Real Ultimate output --- This is Ultimate 0.2.5-?-c7c6ca5-m [2024-11-08 20:26:29,999 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 20:26:30,081 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-08 20:26:30,084 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 20:26:30,085 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-08 20:26:30,108 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 20:26:30,109 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-08 20:26:30,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-08 20:26:30,110 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-08 20:26:30,110 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-08 20:26:30,111 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 20:26:30,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-08 20:26:30,112 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 20:26:30,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 20:26:30,113 INFO L153 SettingsManager]: * Use SBE=true [2024-11-08 20:26:30,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 20:26:30,114 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 20:26:30,114 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 20:26:30,114 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 20:26:30,114 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 20:26:30,115 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 20:26:30,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 20:26:30,117 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 20:26:30,117 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 20:26:30,117 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 20:26:30,118 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 20:26:30,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 20:26:30,118 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 20:26:30,118 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 20:26:30,118 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-08 20:26:30,118 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-08 20:26:30,119 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-08 20:26:30,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:26:30,119 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 20:26:30,119 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 20:26:30,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 20:26:30,119 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-08 20:26:30,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 20:26:30,119 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-08 20:26:30,120 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-08 20:26:30,120 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-08 20:26:30,121 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-08 20:26:30,121 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 710670ca346a21719bd0508939f664ba04d58832b1c8a269a31e5aa376b94261 [2024-11-08 20:26:30,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 20:26:30,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 20:26:30,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 20:26:30,373 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 20:26:30,373 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 20:26:30,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-10.i [2024-11-08 20:26:31,817 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 20:26:32,048 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 20:26:32,048 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-10.i [2024-11-08 20:26:32,058 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6d7a8f6d/3a790b178c604c02a4baec852f9935bb/FLAGe6b1cd723 [2024-11-08 20:26:32,386 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6d7a8f6d/3a790b178c604c02a4baec852f9935bb [2024-11-08 20:26:32,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 20:26:32,389 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 20:26:32,395 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 20:26:32,395 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 20:26:32,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 20:26:32,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:32,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26fd7027 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32, skipping insertion in model container [2024-11-08 20:26:32,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:32,432 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 20:26:32,580 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-10.i[916,929] [2024-11-08 20:26:32,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:26:32,711 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 20:26:32,720 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-10.i[916,929] [2024-11-08 20:26:32,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 20:26:32,824 INFO L204 MainTranslator]: Completed translation [2024-11-08 20:26:32,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32 WrapperNode [2024-11-08 20:26:32,824 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 20:26:32,825 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 20:26:32,825 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 20:26:32,825 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 20:26:32,831 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:32,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:32,887 INFO L138 Inliner]: procedures = 26, calls = 85, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 499 [2024-11-08 20:26:32,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 20:26:32,888 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 20:26:32,889 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 20:26:32,889 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 20:26:32,897 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:32,898 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:32,910 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:32,968 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-08 20:26:32,968 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:32,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:32,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:33,002 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:33,014 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:33,017 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:33,024 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 20:26:33,025 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 20:26:33,025 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 20:26:33,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 20:26:33,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (1/1) ... [2024-11-08 20:26:33,030 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-08 20:26:33,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-08 20:26:33,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-08 20:26:33,064 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-08 20:26:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 20:26:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 20:26:33,104 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 20:26:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-08 20:26:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 20:26:33,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 20:26:33,205 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 20:26:33,207 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 20:26:33,808 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-11-08 20:26:33,809 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 20:26:33,828 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 20:26:33,829 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 20:26:33,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:26:33 BoogieIcfgContainer [2024-11-08 20:26:33,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 20:26:33,830 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-08 20:26:33,831 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-08 20:26:33,834 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-08 20:26:33,835 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 08:26:32" (1/3) ... [2024-11-08 20:26:33,836 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a8145c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:26:33, skipping insertion in model container [2024-11-08 20:26:33,836 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 08:26:32" (2/3) ... [2024-11-08 20:26:33,836 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32a8145c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 08:26:33, skipping insertion in model container [2024-11-08 20:26:33,836 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 08:26:33" (3/3) ... [2024-11-08 20:26:33,837 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-10.i [2024-11-08 20:26:33,850 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-08 20:26:33,850 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-08 20:26:33,909 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-08 20:26:33,915 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;@7767207e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-08 20:26:33,915 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-08 20:26:33,920 INFO L276 IsEmpty]: Start isEmpty. Operand has 220 states, 145 states have (on average 1.5172413793103448) internal successors, (220), 146 states have internal predecessors, (220), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-08 20:26:33,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-08 20:26:33,942 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:26:33,945 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:26:33,946 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:26:33,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:26:33,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1044740146, now seen corresponding path program 1 times [2024-11-08 20:26:33,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:26:33,957 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643699232] [2024-11-08 20:26:33,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:26:33,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:26:34,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:26:34,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:26:34,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:26:34,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:26:34,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:26:34,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:26:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:26:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:26:34,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:26:34,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:26:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:26:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:26:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:26:34,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,441 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:26:34,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:26:34,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:26:34,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:26:34,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:26:34,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,451 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:26:34,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 20:26:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,458 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:26:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:26:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:26:34,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:26:34,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 20:26:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:26:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 20:26:34,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:26:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 20:26:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:26:34,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,489 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 20:26:34,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:26:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 20:26:34,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:26:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 20:26:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 20:26:34,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 20:26:34,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-08 20:26:34,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 20:26:34,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-08 20:26:34,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 20:26:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 20:26:34,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 20:26:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-08 20:26:34,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-08 20:26:34,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-08 20:26:34,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-08 20:26:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-08 20:26:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-08 20:26:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-08 20:26:34,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-08 20:26:34,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-08 20:26:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-08 20:26:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 20:26:34,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-08 20:26:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 20:26:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-08 20:26:34,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 20:26:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-08 20:26:34,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 20:26:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-08 20:26:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 20:26:34,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-08 20:26:34,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 20:26:34,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-08 20:26:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 20:26:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 20:26:34,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-08 20:26:34,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-11-08 20:26:34,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-08 20:26:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-11-08 20:26:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-08 20:26:34,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-08 20:26:34,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:26:34,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643699232] [2024-11-08 20:26:34,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643699232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:26:34,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:26:34,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-08 20:26:34,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382702892] [2024-11-08 20:26:34,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:26:34,699 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-08 20:26:34,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:26:34,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-08 20:26:34,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:26:34,727 INFO L87 Difference]: Start difference. First operand has 220 states, 145 states have (on average 1.5172413793103448) internal successors, (220), 146 states have internal predecessors, (220), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) Second operand has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-08 20:26:34,805 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:26:34,809 INFO L93 Difference]: Finished difference Result 432 states and 792 transitions. [2024-11-08 20:26:34,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-08 20:26:34,811 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) Word has length 454 [2024-11-08 20:26:34,815 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:26:34,827 INFO L225 Difference]: With dead ends: 432 [2024-11-08 20:26:34,831 INFO L226 Difference]: Without dead ends: 215 [2024-11-08 20:26:34,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 218 GetRequests, 218 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-08 20:26:34,844 INFO L432 NwaCegarLoop]: 354 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 354 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:26:34,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:26:34,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-08 20:26:34,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 215. [2024-11-08 20:26:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 215 states, 141 states have (on average 1.4893617021276595) internal successors, (210), 141 states have internal predecessors, (210), 72 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-08 20:26:34,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 354 transitions. [2024-11-08 20:26:34,907 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 354 transitions. Word has length 454 [2024-11-08 20:26:34,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:26:34,907 INFO L471 AbstractCegarLoop]: Abstraction has 215 states and 354 transitions. [2024-11-08 20:26:34,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 48.5) internal successors, (97), 2 states have internal predecessors, (97), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-08 20:26:34,908 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 354 transitions. [2024-11-08 20:26:34,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 455 [2024-11-08 20:26:34,920 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:26:34,920 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:26:34,921 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-08 20:26:34,921 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:26:34,921 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:26:34,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1391087002, now seen corresponding path program 1 times [2024-11-08 20:26:34,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:26:34,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662941795] [2024-11-08 20:26:34,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:26:34,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:26:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:26:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:26:35,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:26:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:26:35,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:26:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:26:35,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:26:35,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:26:35,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:26:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:26:35,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:26:35,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:26:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:26:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:26:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:26:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:26:35,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:26:35,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:26:35,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,163 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:26:35,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 20:26:35,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:26:35,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:26:35,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:26:35,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:26:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 20:26:35,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,204 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:26:35,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 20:26:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,216 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:26:35,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,222 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 20:26:35,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:26:35,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 20:26:35,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:26:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,273 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 20:26:35,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:26:35,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 20:26:35,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 20:26:35,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 20:26:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-08 20:26:35,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 20:26:35,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-08 20:26:35,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 20:26:35,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 20:26:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 20:26:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-08 20:26:35,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-08 20:26:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-08 20:26:35,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-08 20:26:35,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-08 20:26:35,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-08 20:26:35,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,313 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-08 20:26:35,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-08 20:26:35,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-08 20:26:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-08 20:26:35,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 20:26:35,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-08 20:26:35,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 20:26:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-08 20:26:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,330 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 20:26:35,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-08 20:26:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 20:26:35,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-08 20:26:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 20:26:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-08 20:26:35,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 20:26:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-08 20:26:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 20:26:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 20:26:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-08 20:26:35,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-11-08 20:26:35,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-08 20:26:35,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-11-08 20:26:35,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-08 20:26:35,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,366 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-08 20:26:35,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:26:35,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662941795] [2024-11-08 20:26:35,366 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662941795] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:26:35,367 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:26:35,367 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:26:35,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [738244470] [2024-11-08 20:26:35,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:26:35,369 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:26:35,369 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:26:35,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:26:35,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:26:35,370 INFO L87 Difference]: Start difference. First operand 215 states and 354 transitions. Second operand has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-08 20:26:35,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:26:35,417 INFO L93 Difference]: Finished difference Result 552 states and 910 transitions. [2024-11-08 20:26:35,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:26:35,418 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 454 [2024-11-08 20:26:35,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:26:35,423 INFO L225 Difference]: With dead ends: 552 [2024-11-08 20:26:35,423 INFO L226 Difference]: Without dead ends: 340 [2024-11-08 20:26:35,424 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:26:35,425 INFO L432 NwaCegarLoop]: 352 mSDtfsCounter, 199 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 691 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:26:35,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 691 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:26:35,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 340 states. [2024-11-08 20:26:35,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 340 to 337. [2024-11-08 20:26:35,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 232 states have (on average 1.5129310344827587) internal successors, (351), 233 states have internal predecessors, (351), 102 states have call successors, (102), 2 states have call predecessors, (102), 2 states have return successors, (102), 101 states have call predecessors, (102), 102 states have call successors, (102) [2024-11-08 20:26:35,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 555 transitions. [2024-11-08 20:26:35,455 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 555 transitions. Word has length 454 [2024-11-08 20:26:35,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:26:35,457 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 555 transitions. [2024-11-08 20:26:35,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.333333333333336) internal successors, (97), 3 states have internal predecessors, (97), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-08 20:26:35,457 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 555 transitions. [2024-11-08 20:26:35,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-08 20:26:35,463 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:26:35,463 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:26:35,463 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-08 20:26:35,463 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:26:35,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:26:35,464 INFO L85 PathProgramCache]: Analyzing trace with hash 183449389, now seen corresponding path program 1 times [2024-11-08 20:26:35,464 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:26:35,464 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600647061] [2024-11-08 20:26:35,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:26:35,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:26:35,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:26:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:26:35,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:26:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:26:35,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:26:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:26:35,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:26:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:26:35,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:26:35,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:26:35,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:26:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:26:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:26:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:26:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:26:35,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:26:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,619 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:26:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:26:35,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:26:35,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 20:26:35,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:26:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:26:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:26:35,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:26:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 20:26:35,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:26:35,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 20:26:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,635 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:26:35,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 20:26:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,638 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:26:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 20:26:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:26:35,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 20:26:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:26:35,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 20:26:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 20:26:35,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 20:26:35,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-08 20:26:35,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 20:26:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-08 20:26:35,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 20:26:35,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 20:26:35,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 20:26:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-08 20:26:35,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-08 20:26:35,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-08 20:26:35,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-08 20:26:35,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-08 20:26:35,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-08 20:26:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-08 20:26:35,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-08 20:26:35,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-08 20:26:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-08 20:26:35,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 20:26:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-08 20:26:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 20:26:35,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-08 20:26:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 20:26:35,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-08 20:26:35,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 20:26:35,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-08 20:26:35,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 20:26:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-08 20:26:35,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 20:26:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-08 20:26:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 20:26:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 20:26:35,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-08 20:26:35,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-11-08 20:26:35,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-08 20:26:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-11-08 20:26:35,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-08 20:26:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:35,719 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-08 20:26:35,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:26:35,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600647061] [2024-11-08 20:26:35,719 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600647061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:26:35,720 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:26:35,720 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:26:35,720 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [345124330] [2024-11-08 20:26:35,720 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:26:35,721 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:26:35,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:26:35,721 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:26:35,722 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:26:35,722 INFO L87 Difference]: Start difference. First operand 337 states and 555 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-08 20:26:35,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:26:35,767 INFO L93 Difference]: Finished difference Result 914 states and 1504 transitions. [2024-11-08 20:26:35,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:26:35,768 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 455 [2024-11-08 20:26:35,769 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:26:35,773 INFO L225 Difference]: With dead ends: 914 [2024-11-08 20:26:35,774 INFO L226 Difference]: Without dead ends: 580 [2024-11-08 20:26:35,775 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:26:35,775 INFO L432 NwaCegarLoop]: 454 mSDtfsCounter, 211 mSDsluCounter, 339 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 793 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:26:35,776 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 793 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:26:35,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2024-11-08 20:26:35,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 577. [2024-11-08 20:26:35,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 577 states, 402 states have (on average 1.5049751243781095) internal successors, (605), 405 states have internal predecessors, (605), 170 states have call successors, (170), 4 states have call predecessors, (170), 4 states have return successors, (170), 167 states have call predecessors, (170), 170 states have call successors, (170) [2024-11-08 20:26:35,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 945 transitions. [2024-11-08 20:26:35,809 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 945 transitions. Word has length 455 [2024-11-08 20:26:35,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:26:35,812 INFO L471 AbstractCegarLoop]: Abstraction has 577 states and 945 transitions. [2024-11-08 20:26:35,812 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-08 20:26:35,812 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 945 transitions. [2024-11-08 20:26:35,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-08 20:26:35,818 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:26:35,818 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:26:35,818 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-08 20:26:35,818 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:26:35,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:26:35,819 INFO L85 PathProgramCache]: Analyzing trace with hash 206081643, now seen corresponding path program 1 times [2024-11-08 20:26:35,819 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:26:35,819 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1718715397] [2024-11-08 20:26:35,819 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:26:35,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:26:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:26:36,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:26:36,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:26:36,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,231 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:26:36,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:26:36,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:26:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:26:36,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:26:36,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,247 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:26:36,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:26:36,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:26:36,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:26:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:26:36,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:26:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:26:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:26:36,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:26:36,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:26:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:26:36,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 20:26:36,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:26:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:26:36,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:26:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,290 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:26:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 20:26:36,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:26:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 20:26:36,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:26:36,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 20:26:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:26:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,308 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 20:26:36,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:26:36,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 20:26:36,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:26:36,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 20:26:36,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 20:26:36,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 20:26:36,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-08 20:26:36,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 20:26:36,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-08 20:26:36,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 20:26:36,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 20:26:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 20:26:36,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-08 20:26:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-08 20:26:36,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-08 20:26:36,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,350 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-08 20:26:36,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-08 20:26:36,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-08 20:26:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-08 20:26:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-08 20:26:36,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-08 20:26:36,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-08 20:26:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 20:26:36,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,372 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-08 20:26:36,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 20:26:36,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-08 20:26:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 20:26:36,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-08 20:26:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 20:26:36,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-08 20:26:36,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 20:26:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-08 20:26:36,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,420 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 20:26:36,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,423 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-08 20:26:36,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 20:26:36,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 20:26:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,430 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-08 20:26:36,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-11-08 20:26:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-08 20:26:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-11-08 20:26:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-08 20:26:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,444 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-08 20:26:36,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:26:36,445 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1718715397] [2024-11-08 20:26:36,445 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1718715397] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:26:36,445 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:26:36,445 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-08 20:26:36,445 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130863519] [2024-11-08 20:26:36,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:26:36,446 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-08 20:26:36,446 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:26:36,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-08 20:26:36,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:26:36,447 INFO L87 Difference]: Start difference. First operand 577 states and 945 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-08 20:26:36,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:26:36,498 INFO L93 Difference]: Finished difference Result 1725 states and 2829 transitions. [2024-11-08 20:26:36,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-08 20:26:36,499 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 455 [2024-11-08 20:26:36,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:26:36,505 INFO L225 Difference]: With dead ends: 1725 [2024-11-08 20:26:36,505 INFO L226 Difference]: Without dead ends: 1151 [2024-11-08 20:26:36,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-08 20:26:36,507 INFO L432 NwaCegarLoop]: 353 mSDtfsCounter, 204 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 700 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-08 20:26:36,507 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 700 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-08 20:26:36,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1151 states. [2024-11-08 20:26:36,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1151 to 1145. [2024-11-08 20:26:36,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1145 states, 796 states have (on average 1.5) internal successors, (1194), 802 states have internal predecessors, (1194), 340 states have call successors, (340), 8 states have call predecessors, (340), 8 states have return successors, (340), 334 states have call predecessors, (340), 340 states have call successors, (340) [2024-11-08 20:26:36,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 1145 states and 1874 transitions. [2024-11-08 20:26:36,582 INFO L78 Accepts]: Start accepts. Automaton has 1145 states and 1874 transitions. Word has length 455 [2024-11-08 20:26:36,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:26:36,582 INFO L471 AbstractCegarLoop]: Abstraction has 1145 states and 1874 transitions. [2024-11-08 20:26:36,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-08 20:26:36,583 INFO L276 IsEmpty]: Start isEmpty. Operand 1145 states and 1874 transitions. [2024-11-08 20:26:36,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 456 [2024-11-08 20:26:36,587 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:26:36,587 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:26:36,587 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-08 20:26:36,588 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:26:36,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:26:36,588 INFO L85 PathProgramCache]: Analyzing trace with hash -611566807, now seen corresponding path program 1 times [2024-11-08 20:26:36,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:26:36,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2061768423] [2024-11-08 20:26:36,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:26:36,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:26:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:26:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:26:36,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:26:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:26:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,944 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:26:36,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:26:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:26:36,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:26:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:26:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:26:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:26:36,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:26:36,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:26:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,962 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:26:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:26:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:26:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:26:36,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:26:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:26:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 20:26:36,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:26:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:26:36,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:26:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:26:36,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 20:26:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:26:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 20:26:36,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,987 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:26:36,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 20:26:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:26:36,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 20:26:36,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:26:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 20:26:36,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:26:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:36,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 20:26:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 20:26:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 20:26:37,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-08 20:26:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 20:26:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-08 20:26:37,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 20:26:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 20:26:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 20:26:37,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-08 20:26:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-08 20:26:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-08 20:26:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-08 20:26:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-08 20:26:37,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-08 20:26:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-08 20:26:37,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-08 20:26:37,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-08 20:26:37,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-08 20:26:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 20:26:37,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-08 20:26:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 20:26:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-08 20:26:37,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 20:26:37,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-08 20:26:37,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 20:26:37,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-08 20:26:37,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 20:26:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-08 20:26:37,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 20:26:37,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-08 20:26:37,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 20:26:37,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 20:26:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-08 20:26:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-11-08 20:26:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-08 20:26:37,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-11-08 20:26:37,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-08 20:26:37,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:26:37,105 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-08 20:26:37,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:26:37,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2061768423] [2024-11-08 20:26:37,106 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2061768423] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:26:37,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:26:37,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-08 20:26:37,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2004995828] [2024-11-08 20:26:37,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:26:37,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-08 20:26:37,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:26:37,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-08 20:26:37,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-08 20:26:37,108 INFO L87 Difference]: Start difference. First operand 1145 states and 1874 transitions. Second operand has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-08 20:26:37,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:26:37,366 INFO L93 Difference]: Finished difference Result 2920 states and 4792 transitions. [2024-11-08 20:26:37,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-08 20:26:37,367 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) Word has length 455 [2024-11-08 20:26:37,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:26:37,375 INFO L225 Difference]: With dead ends: 2920 [2024-11-08 20:26:37,375 INFO L226 Difference]: Without dead ends: 1778 [2024-11-08 20:26:37,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-08 20:26:37,379 INFO L432 NwaCegarLoop]: 350 mSDtfsCounter, 294 mSDsluCounter, 689 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 217 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 294 SdHoareTripleChecker+Valid, 1039 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 217 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-08 20:26:37,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [294 Valid, 1039 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [217 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-08 20:26:37,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1778 states. [2024-11-08 20:26:37,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1778 to 1520. [2024-11-08 20:26:37,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1520 states, 1097 states have (on average 1.553327256153145) internal successors, (1704), 1103 states have internal predecessors, (1704), 412 states have call successors, (412), 10 states have call predecessors, (412), 10 states have return successors, (412), 406 states have call predecessors, (412), 412 states have call successors, (412) [2024-11-08 20:26:37,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1520 states and 2528 transitions. [2024-11-08 20:26:37,482 INFO L78 Accepts]: Start accepts. Automaton has 1520 states and 2528 transitions. Word has length 455 [2024-11-08 20:26:37,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:26:37,483 INFO L471 AbstractCegarLoop]: Abstraction has 1520 states and 2528 transitions. [2024-11-08 20:26:37,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.5) internal successors, (98), 4 states have internal predecessors, (98), 1 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 1 states have call predecessors, (72), 1 states have call successors, (72) [2024-11-08 20:26:37,483 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 2528 transitions. [2024-11-08 20:26:37,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-11-08 20:26:37,487 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:26:37,487 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:26:37,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-08 20:26:37,488 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:26:37,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:26:37,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1350669808, now seen corresponding path program 1 times [2024-11-08 20:26:37,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:26:37,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289003414] [2024-11-08 20:26:37,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:26:37,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:26:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:27:30,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:27:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:27:30,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:27:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:27:30,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:27:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:27:30,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:27:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:27:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:27:30,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:27:30,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:27:30,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:27:30,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:27:30,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,121 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:27:30,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:27:30,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:27:30,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:27:30,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:27:30,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 20:27:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:27:30,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:27:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:27:30,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:27:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 20:27:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:27:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 20:27:30,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:27:30,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 20:27:30,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:27:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 20:27:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:27:30,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 20:27:30,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:27:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 20:27:30,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 20:27:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 20:27:30,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-08 20:27:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 20:27:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-08 20:27:30,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 20:27:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 20:27:30,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 20:27:30,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-08 20:27:30,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-08 20:27:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-08 20:27:30,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-08 20:27:30,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-08 20:27:30,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-08 20:27:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-08 20:27:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-08 20:27:30,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-08 20:27:30,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-08 20:27:30,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 20:27:30,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-08 20:27:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 20:27:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-08 20:27:30,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 20:27:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-08 20:27:30,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 20:27:30,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-08 20:27:30,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 20:27:30,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-08 20:27:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 20:27:30,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-08 20:27:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 20:27:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,324 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 20:27:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-08 20:27:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-11-08 20:27:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-08 20:27:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-11-08 20:27:30,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-08 20:27:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:30,351 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-08 20:27:30,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:27:30,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289003414] [2024-11-08 20:27:30,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289003414] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:27:30,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:27:30,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-08 20:27:30,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [725713660] [2024-11-08 20:27:30,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:27:30,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-08 20:27:30,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:27:30,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-08 20:27:30,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2024-11-08 20:27:30,353 INFO L87 Difference]: Start difference. First operand 1520 states and 2528 transitions. Second operand has 12 states, 12 states have (on average 8.25) internal successors, (99), 12 states have internal predecessors, (99), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-08 20:27:32,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:27:32,976 INFO L93 Difference]: Finished difference Result 4754 states and 7590 transitions. [2024-11-08 20:27:32,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-08 20:27:32,978 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.25) internal successors, (99), 12 states have internal predecessors, (99), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) Word has length 456 [2024-11-08 20:27:32,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:27:32,995 INFO L225 Difference]: With dead ends: 4754 [2024-11-08 20:27:32,995 INFO L226 Difference]: Without dead ends: 3612 [2024-11-08 20:27:33,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=102, Invalid=278, Unknown=0, NotChecked=0, Total=380 [2024-11-08 20:27:33,003 INFO L432 NwaCegarLoop]: 354 mSDtfsCounter, 587 mSDsluCounter, 2118 mSDsCounter, 0 mSdLazyCounter, 1459 mSolverCounterSat, 234 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 587 SdHoareTripleChecker+Valid, 2472 SdHoareTripleChecker+Invalid, 1693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 234 IncrementalHoareTripleChecker+Valid, 1459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-08 20:27:33,004 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [587 Valid, 2472 Invalid, 1693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [234 Valid, 1459 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-08 20:27:33,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3612 states. [2024-11-08 20:27:33,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3612 to 2629. [2024-11-08 20:27:33,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2629 states, 1841 states have (on average 1.4541010320478) internal successors, (2677), 1854 states have internal predecessors, (2677), 752 states have call successors, (752), 35 states have call predecessors, (752), 35 states have return successors, (752), 739 states have call predecessors, (752), 752 states have call successors, (752) [2024-11-08 20:27:33,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2629 states to 2629 states and 4181 transitions. [2024-11-08 20:27:33,284 INFO L78 Accepts]: Start accepts. Automaton has 2629 states and 4181 transitions. Word has length 456 [2024-11-08 20:27:33,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:27:33,285 INFO L471 AbstractCegarLoop]: Abstraction has 2629 states and 4181 transitions. [2024-11-08 20:27:33,285 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.25) internal successors, (99), 12 states have internal predecessors, (99), 2 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 2 states have call predecessors, (72), 2 states have call successors, (72) [2024-11-08 20:27:33,285 INFO L276 IsEmpty]: Start isEmpty. Operand 2629 states and 4181 transitions. [2024-11-08 20:27:33,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-11-08 20:27:33,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:27:33,290 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:27:33,290 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-08 20:27:33,290 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:27:33,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:27:33,290 INFO L85 PathProgramCache]: Analyzing trace with hash 1608835246, now seen corresponding path program 1 times [2024-11-08 20:27:33,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:27:33,291 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515053809] [2024-11-08 20:27:33,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:27:33,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:27:33,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-08 20:27:55,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-08 20:27:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-08 20:27:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-11-08 20:27:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-08 20:27:55,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-08 20:27:55,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-11-08 20:27:55,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2024-11-08 20:27:55,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2024-11-08 20:27:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-08 20:27:55,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-08 20:27:55,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2024-11-08 20:27:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,960 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-11-08 20:27:55,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2024-11-08 20:27:55,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2024-11-08 20:27:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2024-11-08 20:27:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2024-11-08 20:27:55,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:55,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2024-11-08 20:27:55,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-11-08 20:27:56,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-08 20:27:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-08 20:27:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-08 20:27:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-08 20:27:56,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-08 20:27:56,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-11-08 20:27:56,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-08 20:27:56,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-08 20:27:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-08 20:27:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-08 20:27:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-08 20:27:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-08 20:27:56,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-08 20:27:56,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-08 20:27:56,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-08 20:27:56,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-08 20:27:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-08 20:27:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2024-11-08 20:27:56,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-08 20:27:56,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,110 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2024-11-08 20:27:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-08 20:27:56,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-08 20:27:56,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,126 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2024-11-08 20:27:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,131 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2024-11-08 20:27:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,138 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2024-11-08 20:27:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-11-08 20:27:56,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-11-08 20:27:56,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-11-08 20:27:56,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-11-08 20:27:56,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-11-08 20:27:56,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-11-08 20:27:56,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-11-08 20:27:56,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-11-08 20:27:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2024-11-08 20:27:56,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2024-11-08 20:27:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,208 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2024-11-08 20:27:56,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2024-11-08 20:27:56,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2024-11-08 20:27:56,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,227 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2024-11-08 20:27:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2024-11-08 20:27:56,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2024-11-08 20:27:56,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,248 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2024-11-08 20:27:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 347 [2024-11-08 20:27:56,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2024-11-08 20:27:56,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 358 [2024-11-08 20:27:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 364 [2024-11-08 20:27:56,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2024-11-08 20:27:56,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 375 [2024-11-08 20:27:56,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2024-11-08 20:27:56,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 386 [2024-11-08 20:27:56,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-11-08 20:27:56,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-11-08 20:27:56,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 402 [2024-11-08 20:27:56,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 20:27:56,359 INFO L134 CoverageAnalysis]: Checked inductivity of 10224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10224 trivial. 0 not checked. [2024-11-08 20:27:56,359 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-08 20:27:56,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515053809] [2024-11-08 20:27:56,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [515053809] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-08 20:27:56,362 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-08 20:27:56,362 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-08 20:27:56,362 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582898761] [2024-11-08 20:27:56,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-08 20:27:56,363 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-08 20:27:56,363 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-08 20:27:56,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-08 20:27:56,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=263, Unknown=0, NotChecked=0, Total=306 [2024-11-08 20:27:56,364 INFO L87 Difference]: Start difference. First operand 2629 states and 4181 transitions. Second operand has 18 states, 18 states have (on average 5.5) internal successors, (99), 18 states have internal predecessors, (99), 3 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2024-11-08 20:28:00,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-08 20:28:00,973 INFO L93 Difference]: Finished difference Result 5270 states and 8289 transitions. [2024-11-08 20:28:00,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-08 20:28:00,974 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 5.5) internal successors, (99), 18 states have internal predecessors, (99), 3 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) Word has length 456 [2024-11-08 20:28:00,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-08 20:28:00,995 INFO L225 Difference]: With dead ends: 5270 [2024-11-08 20:28:00,995 INFO L226 Difference]: Without dead ends: 4128 [2024-11-08 20:28:01,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=236, Invalid=820, Unknown=0, NotChecked=0, Total=1056 [2024-11-08 20:28:01,001 INFO L432 NwaCegarLoop]: 322 mSDtfsCounter, 1080 mSDsluCounter, 2619 mSDsCounter, 0 mSdLazyCounter, 2322 mSolverCounterSat, 346 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1080 SdHoareTripleChecker+Valid, 2941 SdHoareTripleChecker+Invalid, 2668 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 346 IncrementalHoareTripleChecker+Valid, 2322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-08 20:28:01,002 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1080 Valid, 2941 Invalid, 2668 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [346 Valid, 2322 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-08 20:28:01,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4128 states. [2024-11-08 20:28:01,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4128 to 2964. [2024-11-08 20:28:01,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2964 states, 2175 states have (on average 1.502528735632184) internal successors, (3268), 2187 states have internal predecessors, (3268), 752 states have call successors, (752), 36 states have call predecessors, (752), 36 states have return successors, (752), 740 states have call predecessors, (752), 752 states have call successors, (752) [2024-11-08 20:28:01,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 2964 states and 4772 transitions. [2024-11-08 20:28:01,229 INFO L78 Accepts]: Start accepts. Automaton has 2964 states and 4772 transitions. Word has length 456 [2024-11-08 20:28:01,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-08 20:28:01,230 INFO L471 AbstractCegarLoop]: Abstraction has 2964 states and 4772 transitions. [2024-11-08 20:28:01,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 5.5) internal successors, (99), 18 states have internal predecessors, (99), 3 states have call successors, (72), 1 states have call predecessors, (72), 1 states have return successors, (72), 3 states have call predecessors, (72), 3 states have call successors, (72) [2024-11-08 20:28:01,230 INFO L276 IsEmpty]: Start isEmpty. Operand 2964 states and 4772 transitions. [2024-11-08 20:28:01,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 457 [2024-11-08 20:28:01,238 INFO L207 NwaCegarLoop]: Found error trace [2024-11-08 20:28:01,239 INFO L215 NwaCegarLoop]: trace histogram [72, 72, 72, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-08 20:28:01,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-08 20:28:01,239 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-08 20:28:01,239 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 20:28:01,240 INFO L85 PathProgramCache]: Analyzing trace with hash -857948240, now seen corresponding path program 1 times [2024-11-08 20:28:01,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-08 20:28:01,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [123788094] [2024-11-08 20:28:01,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-08 20:28:01,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 20:28:01,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat