./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-31.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_fillercodestructure_filler-ps-cn_file-31.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 d39179efc28fccc153e100042d7b324f767a1fca5c4b8e10ed55a1e034da2fb7 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 06:09:07,685 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 06:09:07,792 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-10 06:09:07,799 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 06:09:07,801 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 06:09:07,855 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 06:09:07,856 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 06:09:07,857 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 06:09:07,858 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 06:09:07,860 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 06:09:07,860 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 06:09:07,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 06:09:07,861 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 06:09:07,862 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 06:09:07,862 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 06:09:07,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 06:09:07,863 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 06:09:07,867 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-10 06:09:07,868 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 06:09:07,868 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-10 06:09:07,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 06:09:07,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 06:09:07,869 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 06:09:07,869 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 06:09:07,869 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 06:09:07,870 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-10 06:09:07,870 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 06:09:07,870 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 06:09:07,871 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 06:09:07,871 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 06:09:07,871 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 06:09:07,871 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 06:09:07,871 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:09:07,872 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 06:09:07,875 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 06:09:07,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 06:09:07,876 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 06:09:07,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 06:09:07,877 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 06:09:07,878 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 06:09:07,878 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 06:09:07,878 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 06:09:07,879 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d39179efc28fccc153e100042d7b324f767a1fca5c4b8e10ed55a1e034da2fb7 [2024-11-10 06:09:08,216 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 06:09:08,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 06:09:08,252 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 06:09:08,253 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 06:09:08,254 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 06:09:08,256 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-31.i [2024-11-10 06:09:10,151 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 06:09:10,451 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 06:09:10,456 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-cn_file-31.i [2024-11-10 06:09:10,475 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f13365f/a991ac44f8e64f79a2e70bf471e5d790/FLAG894743513 [2024-11-10 06:09:10,500 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34f13365f/a991ac44f8e64f79a2e70bf471e5d790 [2024-11-10 06:09:10,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 06:09:10,509 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 06:09:10,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 06:09:10,513 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 06:09:10,520 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 06:09:10,521 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:09:10" (1/1) ... [2024-11-10 06:09:10,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38690b00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:10, skipping insertion in model container [2024-11-10 06:09:10,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 06:09:10" (1/1) ... [2024-11-10 06:09:10,566 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 06:09:10,804 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_fillercodestructure_filler-ps-cn_file-31.i[919,932] [2024-11-10 06:09:10,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:09:10,940 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 06:09:10,953 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_fillercodestructure_filler-ps-cn_file-31.i[919,932] [2024-11-10 06:09:10,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 06:09:11,020 INFO L204 MainTranslator]: Completed translation [2024-11-10 06:09:11,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11 WrapperNode [2024-11-10 06:09:11,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 06:09:11,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 06:09:11,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 06:09:11,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 06:09:11,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,119 INFO L138 Inliner]: procedures = 26, calls = 67, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 286 [2024-11-10 06:09:11,120 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 06:09:11,120 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 06:09:11,120 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 06:09:11,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 06:09:11,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,154 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,188 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 06:09:11,193 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,195 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,218 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,226 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,234 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,239 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,246 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 06:09:11,247 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 06:09:11,248 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 06:09:11,248 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 06:09:11,249 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (1/1) ... [2024-11-10 06:09:11,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 06:09:11,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 06:09:11,296 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 06:09:11,304 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 06:09:11,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 06:09:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 06:09:11,366 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 06:09:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 06:09:11,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 06:09:11,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 06:09:11,506 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 06:09:11,509 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 06:09:12,227 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-10 06:09:12,227 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 06:09:12,264 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 06:09:12,264 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 06:09:12,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:09:12 BoogieIcfgContainer [2024-11-10 06:09:12,265 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 06:09:12,269 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 06:09:12,270 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 06:09:12,274 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 06:09:12,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 06:09:10" (1/3) ... [2024-11-10 06:09:12,276 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c3d752c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:09:12, skipping insertion in model container [2024-11-10 06:09:12,277 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 06:09:11" (2/3) ... [2024-11-10 06:09:12,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c3d752c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 06:09:12, skipping insertion in model container [2024-11-10 06:09:12,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 06:09:12" (3/3) ... [2024-11-10 06:09:12,280 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-cn_file-31.i [2024-11-10 06:09:12,301 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 06:09:12,302 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 06:09:12,397 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 06:09:12,408 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;@5406e3d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 06:09:12,409 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 06:09:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 76 states have (on average 1.355263157894737) internal successors, (103), 77 states have internal predecessors, (103), 54 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-10 06:09:12,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2024-11-10 06:09:12,436 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:09:12,438 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:09:12,438 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:09:12,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:09:12,446 INFO L85 PathProgramCache]: Analyzing trace with hash -1142442893, now seen corresponding path program 1 times [2024-11-10 06:09:12,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:09:12,458 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828083369] [2024-11-10 06:09:12,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:09:12,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:09:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:09:13,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:09:13,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:09:13,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:09:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:09:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,327 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:09:13,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:09:13,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:09:13,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:09:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,367 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:09:13,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:09:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:09:13,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:09:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,401 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:09:13,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:09:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:09:13,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,424 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:09:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:09:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,437 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:09:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:09:13,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:09:13,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:09:13,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:09:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:09:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:09:13,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 06:09:13,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-10 06:09:13,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 06:09:13,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 06:09:13,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 06:09:13,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-10 06:09:13,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 06:09:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-10 06:09:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,569 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 06:09:13,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-10 06:09:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 06:09:13,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-10 06:09:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 06:09:13,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-10 06:09:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 06:09:13,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 06:09:13,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 06:09:13,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 06:09:13,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 06:09:13,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 06:09:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 06:09:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:09:13,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:09:13,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-10 06:09:13,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 06:09:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-10 06:09:13,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 06:09:13,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-10 06:09:13,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 06:09:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:13,751 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-10 06:09:13,753 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:09:13,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828083369] [2024-11-10 06:09:13,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828083369] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:09:13,754 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:09:13,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 06:09:13,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855293109] [2024-11-10 06:09:13,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:09:13,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 06:09:13,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:09:13,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 06:09:13,800 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:09:13,804 INFO L87 Difference]: Start difference. First operand has 133 states, 76 states have (on average 1.355263157894737) internal successors, (103), 77 states have internal predecessors, (103), 54 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-10 06:09:13,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:09:13,951 INFO L93 Difference]: Finished difference Result 382 states and 725 transitions. [2024-11-10 06:09:13,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-10 06:09:13,956 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 326 [2024-11-10 06:09:13,959 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:09:13,976 INFO L225 Difference]: With dead ends: 382 [2024-11-10 06:09:13,977 INFO L226 Difference]: Without dead ends: 252 [2024-11-10 06:09:13,987 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 06:09:13,993 INFO L432 NwaCegarLoop]: 387 mSDtfsCounter, 191 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 578 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-10 06:09:13,996 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 578 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-10 06:09:14,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2024-11-10 06:09:14,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 132. [2024-11-10 06:09:14,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 76 states have (on average 1.3157894736842106) internal successors, (100), 76 states have internal predecessors, (100), 54 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2024-11-10 06:09:14,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 208 transitions. [2024-11-10 06:09:14,099 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 208 transitions. Word has length 326 [2024-11-10 06:09:14,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:09:14,106 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 208 transitions. [2024-11-10 06:09:14,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-10 06:09:14,110 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 208 transitions. [2024-11-10 06:09:14,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2024-11-10 06:09:14,125 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:09:14,125 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:09:14,125 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 06:09:14,126 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:09:14,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:09:14,126 INFO L85 PathProgramCache]: Analyzing trace with hash 1345069940, now seen corresponding path program 1 times [2024-11-10 06:09:14,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:09:14,127 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374924342] [2024-11-10 06:09:14,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:09:14,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:09:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2024-11-10 06:09:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-10 06:09:15,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-10 06:09:15,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-10 06:09:15,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-10 06:09:15,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-11-10 06:09:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2024-11-10 06:09:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2024-11-10 06:09:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2024-11-10 06:09:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2024-11-10 06:09:15,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-10 06:09:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 06:09:15,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2024-11-10 06:09:15,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2024-11-10 06:09:15,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2024-11-10 06:09:15,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2024-11-10 06:09:15,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-11-10 06:09:15,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2024-11-10 06:09:15,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2024-11-10 06:09:15,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2024-11-10 06:09:15,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2024-11-10 06:09:15,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2024-11-10 06:09:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,207 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2024-11-10 06:09:15,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2024-11-10 06:09:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,220 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2024-11-10 06:09:15,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2024-11-10 06:09:15,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-11-10 06:09:15,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,242 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2024-11-10 06:09:15,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2024-11-10 06:09:15,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2024-11-10 06:09:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2024-11-10 06:09:15,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,271 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2024-11-10 06:09:15,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,281 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2024-11-10 06:09:15,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,288 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2024-11-10 06:09:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,293 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2024-11-10 06:09:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,300 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2024-11-10 06:09:15,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2024-11-10 06:09:15,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2024-11-10 06:09:15,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,320 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2024-11-10 06:09:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2024-11-10 06:09:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2024-11-10 06:09:15,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,343 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2024-11-10 06:09:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2024-11-10 06:09:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2024-11-10 06:09:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,369 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2024-11-10 06:09:15,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2024-11-10 06:09:15,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2024-11-10 06:09:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2024-11-10 06:09:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,399 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2024-11-10 06:09:15,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2024-11-10 06:09:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2024-11-10 06:09:15,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,417 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2024-11-10 06:09:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2024-11-10 06:09:15,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2024-11-10 06:09:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 06:09:15,441 INFO L134 CoverageAnalysis]: Checked inductivity of 5724 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5724 trivial. 0 not checked. [2024-11-10 06:09:15,442 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 06:09:15,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374924342] [2024-11-10 06:09:15,443 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374924342] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 06:09:15,443 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 06:09:15,443 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-10 06:09:15,443 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798318928] [2024-11-10 06:09:15,443 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 06:09:15,447 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-10 06:09:15,448 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 06:09:15,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-10 06:09:15,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-10 06:09:15,451 INFO L87 Difference]: Start difference. First operand 132 states and 208 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-10 06:09:15,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 06:09:15,774 INFO L93 Difference]: Finished difference Result 391 states and 620 transitions. [2024-11-10 06:09:15,775 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-10 06:09:15,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) Word has length 326 [2024-11-10 06:09:15,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 06:09:15,784 INFO L225 Difference]: With dead ends: 391 [2024-11-10 06:09:15,784 INFO L226 Difference]: Without dead ends: 262 [2024-11-10 06:09:15,788 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 112 GetRequests, 109 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-10 06:09:15,789 INFO L432 NwaCegarLoop]: 201 mSDtfsCounter, 109 mSDsluCounter, 280 mSDsCounter, 0 mSdLazyCounter, 127 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 481 SdHoareTripleChecker+Invalid, 127 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 127 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-10 06:09:15,793 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 481 Invalid, 127 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 127 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-10 06:09:15,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 262 states. [2024-11-10 06:09:15,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 262 to 258. [2024-11-10 06:09:15,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 258 states, 147 states have (on average 1.3197278911564625) internal successors, (194), 147 states have internal predecessors, (194), 108 states have call successors, (108), 2 states have call predecessors, (108), 2 states have return successors, (108), 108 states have call predecessors, (108), 108 states have call successors, (108) [2024-11-10 06:09:15,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 258 states and 410 transitions. [2024-11-10 06:09:15,855 INFO L78 Accepts]: Start accepts. Automaton has 258 states and 410 transitions. Word has length 326 [2024-11-10 06:09:15,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 06:09:15,861 INFO L471 AbstractCegarLoop]: Abstraction has 258 states and 410 transitions. [2024-11-10 06:09:15,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 1 states have call successors, (54), 1 states have call predecessors, (54), 1 states have return successors, (54), 1 states have call predecessors, (54), 1 states have call successors, (54) [2024-11-10 06:09:15,862 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 410 transitions. [2024-11-10 06:09:15,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2024-11-10 06:09:15,869 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 06:09:15,870 INFO L215 NwaCegarLoop]: trace histogram [54, 54, 54, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:09:15,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-10 06:09:15,871 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 06:09:15,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 06:09:15,872 INFO L85 PathProgramCache]: Analyzing trace with hash 834535763, now seen corresponding path program 1 times [2024-11-10 06:09:15,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 06:09:15,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946407108] [2024-11-10 06:09:15,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 06:09:15,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 06:09:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat