./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-64.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-64.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 523ab1782dfa3dcdc0aab84be9cad9a55ebed22394710b8604ae8836b477b0ac --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 04:46:39,084 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 04:46:39,143 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 04:46:39,149 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 04:46:39,150 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 04:46:39,166 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 04:46:39,167 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 04:46:39,168 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 04:46:39,168 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 04:46:39,169 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 04:46:39,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 04:46:39,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 04:46:39,171 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 04:46:39,171 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 04:46:39,173 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 04:46:39,173 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 04:46:39,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 04:46:39,173 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 04:46:39,173 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 04:46:39,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 04:46:39,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 04:46:39,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 04:46:39,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 04:46:39,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 04:46:39,178 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 04:46:39,178 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 04:46:39,178 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 04:46:39,178 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 04:46:39,178 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 04:46:39,178 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 04:46:39,179 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 04:46:39,179 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 04:46:39,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:46:39,179 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 04:46:39,179 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 04:46:39,179 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 04:46:39,179 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 04:46:39,180 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 04:46:39,180 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 04:46:39,180 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 04:46:39,180 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 04:46:39,181 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 04:46:39,181 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 523ab1782dfa3dcdc0aab84be9cad9a55ebed22394710b8604ae8836b477b0ac [2024-11-10 04:46:39,423 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 04:46:39,439 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 04:46:39,442 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 04:46:39,443 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 04:46:39,443 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 04:46:39,444 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-64.i [2024-11-10 04:46:40,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 04:46:40,949 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 04:46:40,950 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-50_file-64.i [2024-11-10 04:46:40,959 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0009b94e7/1e8b180f675942cb9535dee91b901f60/FLAGe42d0a40d [2024-11-10 04:46:40,971 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0009b94e7/1e8b180f675942cb9535dee91b901f60 [2024-11-10 04:46:40,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 04:46:40,975 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 04:46:40,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 04:46:40,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 04:46:40,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 04:46:40,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:46:40" (1/1) ... [2024-11-10 04:46:40,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33b59cd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:40, skipping insertion in model container [2024-11-10 04:46:40,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 04:46:40" (1/1) ... [2024-11-10 04:46:41,004 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 04:46:41,130 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-50_file-64.i[915,928] [2024-11-10 04:46:41,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:46:41,200 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 04:46:41,209 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-50_file-64.i[915,928] [2024-11-10 04:46:41,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 04:46:41,257 INFO L204 MainTranslator]: Completed translation [2024-11-10 04:46:41,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41 WrapperNode [2024-11-10 04:46:41,258 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 04:46:41,259 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 04:46:41,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 04:46:41,259 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 04:46:41,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,277 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,316 INFO L138 Inliner]: procedures = 26, calls = 59, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 273 [2024-11-10 04:46:41,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 04:46:41,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 04:46:41,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 04:46:41,317 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 04:46:41,326 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,327 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,329 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,344 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-10 04:46:41,345 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,345 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,351 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,352 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,353 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,354 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,357 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 04:46:41,357 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 04:46:41,358 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 04:46:41,358 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 04:46:41,358 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (1/1) ... [2024-11-10 04:46:41,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 04:46:41,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 04:46:41,391 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 04:46:41,398 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 04:46:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 04:46:41,436 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 04:46:41,437 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 04:46:41,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 04:46:41,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 04:46:41,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 04:46:41,514 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 04:46:41,516 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 04:46:41,888 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L213: havoc property_#t~bitwise29#1;havoc property_#t~short30#1; [2024-11-10 04:46:41,940 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-10 04:46:41,940 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 04:46:41,960 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 04:46:41,961 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 04:46:41,961 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:46:41 BoogieIcfgContainer [2024-11-10 04:46:41,962 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 04:46:41,964 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 04:46:41,964 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 04:46:41,967 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 04:46:41,967 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 04:46:40" (1/3) ... [2024-11-10 04:46:41,967 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31475b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:46:41, skipping insertion in model container [2024-11-10 04:46:41,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 04:46:41" (2/3) ... [2024-11-10 04:46:41,968 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31475b63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 04:46:41, skipping insertion in model container [2024-11-10 04:46:41,968 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 04:46:41" (3/3) ... [2024-11-10 04:46:41,969 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-50_file-64.i [2024-11-10 04:46:41,983 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 04:46:41,983 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 04:46:42,041 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 04:46:42,047 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;@9ea637f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 04:46:42,048 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 04:46:42,054 INFO L276 IsEmpty]: Start isEmpty. Operand has 120 states, 71 states have (on average 1.352112676056338) internal successors, (96), 72 states have internal predecessors, (96), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-10 04:46:42,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-10 04:46:42,073 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:46:42,074 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:46:42,075 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:46:42,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:46:42,081 INFO L85 PathProgramCache]: Analyzing trace with hash 2106552915, now seen corresponding path program 1 times [2024-11-10 04:46:42,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:46:42,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1079879204] [2024-11-10 04:46:42,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:46:42,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:46:42,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:46:42,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:46:42,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:46:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:46:42,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:46:42,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:46:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:46:42,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:46:42,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:46:42,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:46:42,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,548 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:46:42,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:46:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:46:42,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:46:42,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:46:42,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:46:42,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:46:42,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:46:42,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:46:42,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:46:42,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:46:42,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:46:42,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:46:42,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:46:42,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:46:42,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:46:42,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:46:42,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:46:42,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:46:42,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:46:42,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:46:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:46:42,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:46:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 04:46:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-10 04:46:42,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 04:46:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-10 04:46:42,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 04:46:42,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-10 04:46:42,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 04:46:42,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 04:46:42,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,735 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 04:46:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 04:46:42,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,751 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:46:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,759 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 04:46:42,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 04:46:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:42,774 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-10 04:46:42,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:46:42,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1079879204] [2024-11-10 04:46:42,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1079879204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:46:42,776 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:46:42,776 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 04:46:42,778 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [211627416] [2024-11-10 04:46:42,778 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:46:42,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 04:46:42,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:46:42,801 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 04:46:42,801 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:46:42,804 INFO L87 Difference]: Start difference. First operand has 120 states, 71 states have (on average 1.352112676056338) internal successors, (96), 72 states have internal predecessors, (96), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) Second operand has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-10 04:46:42,844 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:46:42,844 INFO L93 Difference]: Finished difference Result 232 states and 415 transitions. [2024-11-10 04:46:42,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 04:46:42,847 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) Word has length 284 [2024-11-10 04:46:42,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:46:42,856 INFO L225 Difference]: With dead ends: 232 [2024-11-10 04:46:42,856 INFO L226 Difference]: Without dead ends: 115 [2024-11-10 04:46:42,861 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 04:46:42,867 INFO L432 NwaCegarLoop]: 178 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 04:46:42,869 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 178 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 04:46:42,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2024-11-10 04:46:42,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 115. [2024-11-10 04:46:42,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 67 states have (on average 1.3134328358208955) internal successors, (88), 67 states have internal predecessors, (88), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-10 04:46:42,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 180 transitions. [2024-11-10 04:46:42,926 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 180 transitions. Word has length 284 [2024-11-10 04:46:42,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:46:42,927 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 180 transitions. [2024-11-10 04:46:42,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 2 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 2 states have call successors, (46) [2024-11-10 04:46:42,927 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 180 transitions. [2024-11-10 04:46:42,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-10 04:46:42,932 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:46:42,932 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:46:42,933 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 04:46:42,933 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:46:42,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:46:42,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1700072879, now seen corresponding path program 1 times [2024-11-10 04:46:42,934 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:46:42,934 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600251871] [2024-11-10 04:46:42,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:46:42,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:46:43,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:46:43,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:46:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:46:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:46:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:46:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:46:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:46:43,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:46:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,443 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:46:43,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:46:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:46:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:46:43,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:46:43,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:46:43,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,457 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:46:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:46:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,463 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:46:43,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,466 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:46:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:46:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:46:43,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:46:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:46:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:46:43,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:46:43,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,483 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:46:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,487 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:46:43,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:46:43,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,494 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:46:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:46:43,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:46:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:46:43,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:46:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,509 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:46:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 04:46:43,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-10 04:46:43,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 04:46:43,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-10 04:46:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 04:46:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-10 04:46:43,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 04:46:43,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 04:46:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 04:46:43,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 04:46:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:46:43,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 04:46:43,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,561 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 04:46:43,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-10 04:46:43,568 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:46:43,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600251871] [2024-11-10 04:46:43,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600251871] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:46:43,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:46:43,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 04:46:43,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751439939] [2024-11-10 04:46:43,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:46:43,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 04:46:43,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:46:43,576 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 04:46:43,576 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:46:43,576 INFO L87 Difference]: Start difference. First operand 115 states and 180 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-10 04:46:43,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:46:43,907 INFO L93 Difference]: Finished difference Result 436 states and 683 transitions. [2024-11-10 04:46:43,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 04:46:43,908 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 284 [2024-11-10 04:46:43,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:46:43,916 INFO L225 Difference]: With dead ends: 436 [2024-11-10 04:46:43,917 INFO L226 Difference]: Without dead ends: 324 [2024-11-10 04:46:43,919 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-10 04:46:43,921 INFO L432 NwaCegarLoop]: 313 mSDtfsCounter, 324 mSDsluCounter, 534 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 324 SdHoareTripleChecker+Valid, 847 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:46:43,922 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [324 Valid, 847 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 04:46:43,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2024-11-10 04:46:43,956 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 119. [2024-11-10 04:46:43,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 71 states have (on average 1.323943661971831) internal successors, (94), 71 states have internal predecessors, (94), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-10 04:46:43,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 186 transitions. [2024-11-10 04:46:43,962 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 186 transitions. Word has length 284 [2024-11-10 04:46:43,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:46:43,966 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 186 transitions. [2024-11-10 04:46:43,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-10 04:46:43,967 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 186 transitions. [2024-11-10 04:46:43,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-10 04:46:43,973 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:46:43,974 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:46:43,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 04:46:43,974 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:46:43,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:46:43,975 INFO L85 PathProgramCache]: Analyzing trace with hash 787439954, now seen corresponding path program 1 times [2024-11-10 04:46:43,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:46:43,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633270740] [2024-11-10 04:46:43,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:46:43,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:46:44,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:46:44,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:46:44,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:46:44,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:46:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:46:44,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:46:44,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:46:44,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:46:44,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:46:44,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:46:44,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:46:44,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:46:44,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,282 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:46:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:46:44,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:46:44,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,291 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:46:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:46:44,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:46:44,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:46:44,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:46:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:46:44,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:46:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:46:44,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:46:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:46:44,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:46:44,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:46:44,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:46:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,322 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:46:44,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:46:44,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:46:44,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:46:44,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:46:44,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 04:46:44,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-10 04:46:44,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 04:46:44,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,348 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-10 04:46:44,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 04:46:44,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-10 04:46:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 04:46:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 04:46:44,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 04:46:44,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 04:46:44,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:46:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 04:46:44,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 04:46:44,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,389 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-10 04:46:44,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:46:44,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633270740] [2024-11-10 04:46:44,391 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [633270740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:46:44,391 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:46:44,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 04:46:44,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801926527] [2024-11-10 04:46:44,391 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:46:44,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 04:46:44,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:46:44,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 04:46:44,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:46:44,393 INFO L87 Difference]: Start difference. First operand 119 states and 186 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-10 04:46:44,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:46:44,638 INFO L93 Difference]: Finished difference Result 440 states and 688 transitions. [2024-11-10 04:46:44,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 04:46:44,639 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 284 [2024-11-10 04:46:44,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:46:44,643 INFO L225 Difference]: With dead ends: 440 [2024-11-10 04:46:44,644 INFO L226 Difference]: Without dead ends: 324 [2024-11-10 04:46:44,645 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-10 04:46:44,645 INFO L432 NwaCegarLoop]: 327 mSDtfsCounter, 323 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 323 SdHoareTripleChecker+Valid, 869 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:46:44,646 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [323 Valid, 869 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 04:46:44,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2024-11-10 04:46:44,673 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 119. [2024-11-10 04:46:44,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 71 states have (on average 1.323943661971831) internal successors, (94), 71 states have internal predecessors, (94), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-10 04:46:44,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 186 transitions. [2024-11-10 04:46:44,675 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 186 transitions. Word has length 284 [2024-11-10 04:46:44,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:46:44,676 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 186 transitions. [2024-11-10 04:46:44,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-10 04:46:44,676 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 186 transitions. [2024-11-10 04:46:44,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-10 04:46:44,680 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:46:44,680 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:46:44,681 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-10 04:46:44,681 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:46:44,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:46:44,681 INFO L85 PathProgramCache]: Analyzing trace with hash 2111349552, now seen corresponding path program 1 times [2024-11-10 04:46:44,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:46:44,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313837817] [2024-11-10 04:46:44,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:46:44,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:46:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:46:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:46:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,971 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:46:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:46:44,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:46:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,975 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:46:44,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:46:44,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:46:44,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:46:44,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:46:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:46:44,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:46:44,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:46:44,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:46:44,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:46:44,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:46:44,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:46:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:46:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:46:44,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:46:44,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,996 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:46:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:46:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:44,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:46:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:46:45,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:46:45,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:46:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:46:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:46:45,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:46:45,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:46:45,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:46:45,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:46:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,012 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:46:45,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 04:46:45,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-10 04:46:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 04:46:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-10 04:46:45,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 04:46:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-10 04:46:45,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 04:46:45,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 04:46:45,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 04:46:45,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 04:46:45,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:46:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,032 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 04:46:45,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 04:46:45,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:45,037 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-10 04:46:45,037 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:46:45,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313837817] [2024-11-10 04:46:45,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313837817] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:46:45,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:46:45,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 04:46:45,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [317985283] [2024-11-10 04:46:45,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:46:45,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 04:46:45,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:46:45,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 04:46:45,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:46:45,039 INFO L87 Difference]: Start difference. First operand 119 states and 186 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-10 04:46:45,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:46:45,315 INFO L93 Difference]: Finished difference Result 354 states and 549 transitions. [2024-11-10 04:46:45,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 04:46:45,315 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 284 [2024-11-10 04:46:45,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:46:45,318 INFO L225 Difference]: With dead ends: 354 [2024-11-10 04:46:45,318 INFO L226 Difference]: Without dead ends: 238 [2024-11-10 04:46:45,318 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-10 04:46:45,319 INFO L432 NwaCegarLoop]: 330 mSDtfsCounter, 183 mSDsluCounter, 693 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1023 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:46:45,319 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1023 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 04:46:45,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2024-11-10 04:46:45,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 119. [2024-11-10 04:46:45,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 71 states have (on average 1.323943661971831) internal successors, (94), 71 states have internal predecessors, (94), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-10 04:46:45,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 186 transitions. [2024-11-10 04:46:45,329 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 186 transitions. Word has length 284 [2024-11-10 04:46:45,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:46:45,330 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 186 transitions. [2024-11-10 04:46:45,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-10 04:46:45,330 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 186 transitions. [2024-11-10 04:46:45,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 285 [2024-11-10 04:46:45,332 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:46:45,332 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:46:45,332 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-10 04:46:45,332 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:46:45,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:46:45,333 INFO L85 PathProgramCache]: Analyzing trace with hash 303895089, now seen corresponding path program 1 times [2024-11-10 04:46:45,333 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:46:45,333 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739455531] [2024-11-10 04:46:45,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:46:45,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:46:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 04:46:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 04:46:48,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 04:46:48,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,886 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 04:46:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,888 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 04:46:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 04:46:48,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 04:46:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 04:46:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 04:46:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 04:46:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 04:46:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 04:46:48,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 04:46:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 04:46:48,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 04:46:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,906 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 04:46:48,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 04:46:48,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 04:46:48,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 04:46:48,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 04:46:48,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 04:46:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 04:46:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 04:46:48,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 04:46:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,923 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 04:46:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,925 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2024-11-10 04:46:48,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2024-11-10 04:46:48,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,928 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2024-11-10 04:46:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2024-11-10 04:46:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2024-11-10 04:46:48,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2024-11-10 04:46:48,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2024-11-10 04:46:48,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2024-11-10 04:46:48,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 188 [2024-11-10 04:46:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-10 04:46:48,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2024-11-10 04:46:48,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-10 04:46:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2024-11-10 04:46:48,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-10 04:46:48,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2024-11-10 04:46:48,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2024-11-10 04:46:48,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2024-11-10 04:46:48,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 04:46:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2024-11-10 04:46:48,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 04:46:48,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2024-11-10 04:46:48,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 04:46:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4140 trivial. 0 not checked. [2024-11-10 04:46:48,968 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 04:46:48,968 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739455531] [2024-11-10 04:46:48,968 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739455531] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 04:46:48,968 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 04:46:48,968 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-10 04:46:48,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475603700] [2024-11-10 04:46:48,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 04:46:48,969 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-10 04:46:48,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 04:46:48,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-10 04:46:48,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-10 04:46:48,970 INFO L87 Difference]: Start difference. First operand 119 states and 186 transitions. Second operand has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-10 04:46:49,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 04:46:49,233 INFO L93 Difference]: Finished difference Result 349 states and 540 transitions. [2024-11-10 04:46:49,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-10 04:46:49,234 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) Word has length 284 [2024-11-10 04:46:49,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 04:46:49,236 INFO L225 Difference]: With dead ends: 349 [2024-11-10 04:46:49,236 INFO L226 Difference]: Without dead ends: 233 [2024-11-10 04:46:49,237 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2024-11-10 04:46:49,238 INFO L432 NwaCegarLoop]: 313 mSDtfsCounter, 174 mSDsluCounter, 517 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 830 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 04:46:49,238 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 830 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 04:46:49,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2024-11-10 04:46:49,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 115. [2024-11-10 04:46:49,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 67 states have (on average 1.2985074626865671) internal successors, (87), 67 states have internal predecessors, (87), 46 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 46 states have call predecessors, (46), 46 states have call successors, (46) [2024-11-10 04:46:49,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 179 transitions. [2024-11-10 04:46:49,253 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 179 transitions. Word has length 284 [2024-11-10 04:46:49,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 04:46:49,254 INFO L471 AbstractCegarLoop]: Abstraction has 115 states and 179 transitions. [2024-11-10 04:46:49,254 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.4) internal successors, (57), 5 states have internal predecessors, (57), 1 states have call successors, (46), 1 states have call predecessors, (46), 1 states have return successors, (46), 1 states have call predecessors, (46), 1 states have call successors, (46) [2024-11-10 04:46:49,254 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 179 transitions. [2024-11-10 04:46:49,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2024-11-10 04:46:49,256 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 04:46:49,256 INFO L215 NwaCegarLoop]: trace histogram [46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 04:46:49,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-10 04:46:49,256 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 04:46:49,256 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 04:46:49,257 INFO L85 PathProgramCache]: Analyzing trace with hash -1531041453, now seen corresponding path program 1 times [2024-11-10 04:46:49,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 04:46:49,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1413272175] [2024-11-10 04:46:49,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 04:46:49,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 04:46:49,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat